/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=0.2 --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 11:26:32,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 11:26:32,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 11:26:32,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 11:26:32,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 11:26:32,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 11:26:32,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 11:26:32,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 11:26:32,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 11:26:32,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 11:26:32,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 11:26:32,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 11:26:32,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 11:26:32,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 11:26:32,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 11:26:32,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 11:26:32,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 11:26:32,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 11:26:32,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 11:26:32,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 11:26:32,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 11:26:32,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 11:26:32,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 11:26:32,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 11:26:32,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 11:26:32,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 11:26:32,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 11:26:32,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 11:26:32,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 11:26:32,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 11:26:32,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 11:26:32,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 11:26:32,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 11:26:32,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 11:26:32,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 11:26:32,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 11:26:32,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 11:26:32,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 11:26:32,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 11:26:32,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 11:26:32,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 11:26:32,642 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 11:26:32,691 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 11:26:32,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 11:26:32,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 11:26:32,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 11:26:32,693 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 11:26:32,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 11:26:32,694 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 11:26:32,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 11:26:32,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 11:26:32,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 11:26:32,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 11:26:32,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 11:26:32,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 11:26:32,697 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 11:26:32,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 11:26:32,697 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 11:26:32,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 11:26:32,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 11:26:32,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 11:26:32,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 11:26:32,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 11:26:32,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 11:26:32,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 11:26:32,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 11:26:32,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 11:26:32,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 11:26:32,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 11:26:32,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 11:26:32,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 11:26:32,700 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=0.2;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=0.2;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=0.2;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=0.2;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=0.2;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=0.2;log-additional-information=true; [2020-09-25 11:26:33,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 11:26:33,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 11:26:33,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 11:26:33,200 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 11:26:33,201 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 11:26:33,202 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-09-25 11:26:33,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f3e0bcd29/241b31a9872e4a4dbd7de3a66c8ac6c1/FLAG5adf53576 [2020-09-25 11:26:33,924 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 11:26:33,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-09-25 11:26:33,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f3e0bcd29/241b31a9872e4a4dbd7de3a66c8ac6c1/FLAG5adf53576 [2020-09-25 11:26:34,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f3e0bcd29/241b31a9872e4a4dbd7de3a66c8ac6c1 [2020-09-25 11:26:34,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 11:26:34,210 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 11:26:34,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 11:26:34,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 11:26:34,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 11:26:34,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:34,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25814f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34, skipping insertion in model container [2020-09-25 11:26:34,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:34,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 11:26:34,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 11:26:34,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 11:26:34,850 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 11:26:34,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 11:26:34,994 INFO L208 MainTranslator]: Completed translation [2020-09-25 11:26:34,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34 WrapperNode [2020-09-25 11:26:34,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 11:26:34,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 11:26:34,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 11:26:34,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 11:26:35,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (1/1) ... [2020-09-25 11:26:35,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 11:26:35,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 11:26:35,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 11:26:35,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 11:26:35,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (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 11:26:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 11:26:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 11:26:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-09-25 11:26:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-09-25 11:26:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-09-25 11:26:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-09-25 11:26:35,224 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-09-25 11:26:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-09-25 11:26:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-09-25 11:26:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-09-25 11:26:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-09-25 11:26:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-09-25 11:26:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-09-25 11:26:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-09-25 11:26:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-09-25 11:26:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-09-25 11:26:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-09-25 11:26:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-09-25 11:26:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-09-25 11:26:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-09-25 11:26:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-09-25 11:26:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-09-25 11:26:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-09-25 11:26:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-09-25 11:26:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-09-25 11:26:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-09-25 11:26:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-09-25 11:26:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-09-25 11:26:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-09-25 11:26:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-09-25 11:26:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-09-25 11:26:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-09-25 11:26:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-09-25 11:26:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-09-25 11:26:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-09-25 11:26:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-09-25 11:26:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-09-25 11:26:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-09-25 11:26:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-09-25 11:26:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-09-25 11:26:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-09-25 11:26:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-09-25 11:26:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-09-25 11:26:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-09-25 11:26:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 11:26:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 11:26:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 11:26:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-09-25 11:26:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-09-25 11:26:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-09-25 11:26:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-09-25 11:26:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-09-25 11:26:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-09-25 11:26:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-09-25 11:26:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-09-25 11:26:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-09-25 11:26:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-09-25 11:26:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-09-25 11:26:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-09-25 11:26:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-09-25 11:26:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-09-25 11:26:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-09-25 11:26:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-09-25 11:26:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-09-25 11:26:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-09-25 11:26:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-09-25 11:26:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-09-25 11:26:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-09-25 11:26:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-09-25 11:26:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-09-25 11:26:35,240 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-09-25 11:26:35,241 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-09-25 11:26:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-09-25 11:26:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-09-25 11:26:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-09-25 11:26:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-09-25 11:26:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-09-25 11:26:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-09-25 11:26:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-09-25 11:26:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-09-25 11:26:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-09-25 11:26:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-09-25 11:26:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-09-25 11:26:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 11:26:35,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 11:26:35,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 11:26:36,795 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 11:26:36,795 INFO L295 CfgBuilder]: Removed 17 assume(true) statements. [2020-09-25 11:26:36,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:26:36 BoogieIcfgContainer [2020-09-25 11:26:36,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 11:26:36,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 11:26:36,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 11:26:36,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 11:26:36,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 11:26:34" (1/3) ... [2020-09-25 11:26:36,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca957ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 11:26:36, skipping insertion in model container [2020-09-25 11:26:36,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:26:34" (2/3) ... [2020-09-25 11:26:36,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca957ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 11:26:36, skipping insertion in model container [2020-09-25 11:26:36,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:26:36" (3/3) ... [2020-09-25 11:26:36,824 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.15.cil.c [2020-09-25 11:26:36,837 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 11:26:36,853 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 11:26:36,876 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 11:26:36,913 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 11:26:36,913 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 11:26:36,914 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 11:26:36,914 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 11:26:36,914 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 11:26:36,914 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 11:26:36,914 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 11:26:36,914 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 11:26:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states. [2020-09-25 11:26:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 11:26:36,989 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 11:26:36,991 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 11:26:36,992 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 11:26:37,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 11:26:37,001 INFO L82 PathProgramCache]: Analyzing trace with hash 2145549349, now seen corresponding path program 1 times [2020-09-25 11:26:37,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 11:26:37,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [638756705] [2020-09-25 11:26:37,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 11:26:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:37,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:37,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:38,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:38,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:38,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:38,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:38,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:42,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:42,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 11:26:42,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 11:26:42,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5073 [2020-09-25 11:26:42,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:42,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:26:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-09-25 11:26:42,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-25 11:26:42,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-09-25 11:26:43,062 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 11:26:43,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 11:26:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 11:26:43,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-09-25 11:26:43,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:43,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:43,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:43,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:43,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 11:26:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 11:26:43,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 11:26:43,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:26:43,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:43,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 11:26:43,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:43,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 11:26:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 11:26:43,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 11:26:43,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:26:43,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:43,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 11:26:43,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:43,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 11:26:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 11:26:43,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-09-25 11:26:43,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:26:43,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-25 11:26:43,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 11:26:43,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:43,675 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-09-25 11:26:43,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 11:26:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 11:26:43,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-25 11:26:43,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 11:26:43,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:43,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:43,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 11:26:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 11:26:43,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-09-25 11:26:43,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 11:26:43,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:43,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:43,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 11:26:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:43,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:43,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:43,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:43,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 11:26:43,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:43,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:43,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:43,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:43,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 11:26:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:43,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 11:26:44,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 11:26:44,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 11:26:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:44,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 11:26:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 11:26:44,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 11:26:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 11:26:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 11:26:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 11:26:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 11:26:44,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 11:26:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 11:26:44,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 11:26:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 11:26:44,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:44,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 11:26:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:44,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 11:26:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 11:26:44,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 11:26:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:26:44,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 11:26:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:26:44,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:26:44,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:26:44,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 11:26:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 11:26:44,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 11:26:44,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 11:26:44,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:26:44,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 11:26:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:44,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:44,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:26:44,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:26:44,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:26:44,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 11:26:44,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:26:44,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:26:44,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:26:44,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 11:26:44,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:26:44,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 11:26:44,697 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 11:26:44,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [638756705] [2020-09-25 11:26:44,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 11:26:44,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 11:26:44,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162843336] [2020-09-25 11:26:44,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 11:26:44,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 11:26:44,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 11:26:44,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 11:26:44,745 INFO L87 Difference]: Start difference. First operand 873 states. Second operand 8 states. [2020-09-25 11:26:45,052 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 11:26:45,261 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 11:26:46,000 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 11:26:46,159 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 11:26:46,344 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 11:26:46,636 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 11:26:46,847 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 11:26:47,343 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-09-25 11:26:52,040 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-09-25 11:26:56,632 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-09-25 11:26:57,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 11:26:57,415 INFO L93 Difference]: Finished difference Result 2225 states and 3057 transitions. [2020-09-25 11:26:57,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-25 11:26:57,418 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 386 [2020-09-25 11:26:57,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 11:26:57,454 INFO L225 Difference]: With dead ends: 2225 [2020-09-25 11:26:57,454 INFO L226 Difference]: Without dead ends: 1474 [2020-09-25 11:26:57,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-25 11:26:57,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2020-09-25 11:26:57,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 862. [2020-09-25 11:26:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 862 states. [2020-09-25 11:26:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1090 transitions. [2020-09-25 11:26:57,771 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1090 transitions. Word has length 386 [2020-09-25 11:26:57,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 11:26:57,774 INFO L479 AbstractCegarLoop]: Abstraction has 862 states and 1090 transitions. [2020-09-25 11:26:57,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 11:26:57,774 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1090 transitions. [2020-09-25 11:26:57,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 11:26:57,793 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 11:26:57,794 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 11:26:57,794 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 11:26:57,794 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 11:26:57,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 11:26:57,795 INFO L82 PathProgramCache]: Analyzing trace with hash 90549189, now seen corresponding path program 1 times [2020-09-25 11:26:57,795 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 11:26:57,795 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1611528344] [2020-09-25 11:26:57,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 11:26:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:26:57,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:58,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:58,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:58,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:58,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:26:58,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:02,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:02,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 11:27:02,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 11:27:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-09-25 11:27:02,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:02,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:02,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 90 [2020-09-25 11:27:02,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 11:27:02,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,252 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 11:27:03,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 11:27:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 11:27:03,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 11:27:03,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 11:27:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 11:27:03,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 11:27:03,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:03,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 11:27:03,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 11:27:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 11:27:03,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 11:27:03,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 11:27:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 11:27:03,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 11:27:03,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:03,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-09-25 11:27:03,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-25 11:27:03,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,654 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-09-25 11:27:03,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 11:27:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 11:27:03,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 11:27:03,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 11:27:03,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 11:27:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 11:27:03,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-25 11:27:03,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 11:27:03,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 11:27:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 11:27:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 11:27:03,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 11:27:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 11:27:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 11:27:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 11:27:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 11:27:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 11:27:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 11:27:03,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 11:27:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 11:27:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 11:27:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 11:27:03,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 11:27:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 11:27:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 11:27:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 11:27:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:03,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 11:27:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 11:27:03,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 11:27:03,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 11:27:03,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:03,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 11:27:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:03,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:03,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:03,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:03,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:03,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 11:27:03,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:03,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:03,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:03,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 11:27:03,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:03,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:04,195 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 11:27:04,196 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1611528344] [2020-09-25 11:27:04,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 11:27:04,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 11:27:04,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743485282] [2020-09-25 11:27:04,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 11:27:04,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 11:27:04,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 11:27:04,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 11:27:04,203 INFO L87 Difference]: Start difference. First operand 862 states and 1090 transitions. Second operand 8 states. [2020-09-25 11:27:04,379 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 11:27:04,548 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 11:27:05,176 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 11:27:05,309 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 11:27:05,479 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 11:27:05,885 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 11:27:06,108 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 11:27:10,910 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-09-25 11:27:15,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 11:27:15,852 INFO L93 Difference]: Finished difference Result 2217 states and 2891 transitions. [2020-09-25 11:27:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-25 11:27:15,853 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 386 [2020-09-25 11:27:15,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 11:27:15,864 INFO L225 Difference]: With dead ends: 2217 [2020-09-25 11:27:15,864 INFO L226 Difference]: Without dead ends: 1473 [2020-09-25 11:27:15,868 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-09-25 11:27:15,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2020-09-25 11:27:15,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 861. [2020-09-25 11:27:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2020-09-25 11:27:15,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1088 transitions. [2020-09-25 11:27:15,979 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1088 transitions. Word has length 386 [2020-09-25 11:27:15,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 11:27:15,980 INFO L479 AbstractCegarLoop]: Abstraction has 861 states and 1088 transitions. [2020-09-25 11:27:15,980 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 11:27:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1088 transitions. [2020-09-25 11:27:15,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 11:27:15,987 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 11:27:15,987 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 11:27:15,988 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 11:27:15,988 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 11:27:15,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 11:27:15,988 INFO L82 PathProgramCache]: Analyzing trace with hash 2122214245, now seen corresponding path program 1 times [2020-09-25 11:27:15,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 11:27:15,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1181522832] [2020-09-25 11:27:15,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 11:27:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:16,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:16,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:16,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:16,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:16,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:21,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:21,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 11:27:21,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 11:27:21,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-09-25 11:27:21,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:21,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:21,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:21,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-09-25 11:27:21,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-09-25 11:27:21,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:21,459 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 11:27:21,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 11:27:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:21,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:21,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:21,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 11:27:21,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:21,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-25 11:27:21,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:21,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:21,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:21,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:21,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:21,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 11:27:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:21,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:21,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:21,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 11:27:21,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:21,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 11:27:21,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:21,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:21,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:21,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:21,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-25 11:27:21,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:21,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 11:27:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:21,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:21,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:21,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 11:27:21,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:21,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 11:27:21,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:21,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:21,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:21,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:21,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 11:27:21,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:21,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 11:27:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:21,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:21,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:21,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 11:27:21,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:21,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-25 11:27:21,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:21,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 11:27:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-25 11:27:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 11:27:21,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:21,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 11:27:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:21,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:21,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:21,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 11:27:21,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:21,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 11:27:21,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:21,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:21,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 11:27:21,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:21,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:21,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 11:27:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 11:27:22,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-25 11:27:22,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 11:27:22,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 11:27:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 11:27:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:27:22,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 11:27:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 11:27:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 11:27:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 11:27:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 11:27:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 11:27:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 11:27:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 11:27:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 11:27:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 11:27:22,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 11:27:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:27:22,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 11:27:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 11:27:22,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 11:27:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 11:27:22,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 11:27:22,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 11:27:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 11:27:22,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 11:27:22,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 11:27:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 11:27:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 11:27:22,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 11:27:22,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 11:27:22,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 11:27:22,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 11:27:22,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 11:27:22,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 11:27:22,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 11:27:22,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 11:27:22,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 11:27:22,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 11:27:22,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 11:27:22,664 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 11:27:22,664 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1181522832] [2020-09-25 11:27:22,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 11:27:22,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 11:27:22,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59584545] [2020-09-25 11:27:22,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 11:27:22,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 11:27:22,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 11:27:22,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 11:27:22,669 INFO L87 Difference]: Start difference. First operand 861 states and 1088 transitions. Second operand 8 states. [2020-09-25 11:27:22,941 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 11:27:23,122 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 11:27:23,722 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 11:27:23,891 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 11:27:24,089 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 11:27:24,479 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 210