/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 07:48:58,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 07:48:58,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 07:48:58,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 07:48:58,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 07:48:58,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 07:48:58,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 07:48:58,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 07:48:58,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 07:48:58,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 07:48:58,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 07:48:58,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 07:48:58,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 07:48:58,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 07:48:58,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 07:48:58,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 07:48:58,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 07:48:58,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 07:48:58,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 07:48:58,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 07:48:58,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 07:48:58,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 07:48:58,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 07:48:58,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 07:48:58,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 07:48:58,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 07:48:58,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 07:48:58,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 07:48:58,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 07:48:58,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 07:48:58,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 07:48:58,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 07:48:58,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 07:48:58,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 07:48:58,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 07:48:58,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 07:48:58,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 07:48:58,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 07:48:58,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 07:48:58,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 07:48:58,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 07:48:58,556 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 07:48:58,597 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 07:48:58,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 07:48:58,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 07:48:58,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 07:48:58,601 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 07:48:58,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 07:48:58,601 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 07:48:58,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 07:48:58,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 07:48:58,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 07:48:58,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 07:48:58,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 07:48:58,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 07:48:58,606 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 07:48:58,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 07:48:58,606 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 07:48:58,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 07:48:58,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 07:48:58,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 07:48:58,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 07:48:58,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 07:48:58,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 07:48:58,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 07:48:58,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 07:48:58,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 07:48:58,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 07:48:58,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 07:48:58,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 07:48:58,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 07:48:58,613 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=WIDESTAMONGSMALL;tolerance=0.8;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=WIDESTAMONGSMALL;tolerance=0.8;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=WIDESTAMONGSMALL;tolerance=0.8;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=WIDESTAMONGSMALL;tolerance=0.8;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=WIDESTAMONGSMALL;tolerance=0.8;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=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-09-25 07:48:59,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 07:48:59,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 07:48:59,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 07:48:59,147 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 07:48:59,149 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 07:48:59,150 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-09-25 07:48:59,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4a21dbfc2/6d29b9e18bb4445eb4cf0fba699c0c72/FLAG922a10a94 [2020-09-25 07:48:59,787 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 07:48:59,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-09-25 07:48:59,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4a21dbfc2/6d29b9e18bb4445eb4cf0fba699c0c72/FLAG922a10a94 [2020-09-25 07:49:00,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4a21dbfc2/6d29b9e18bb4445eb4cf0fba699c0c72 [2020-09-25 07:49:00,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 07:49:00,107 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 07:49:00,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 07:49:00,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 07:49:00,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 07:49:00,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f72d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00, skipping insertion in model container [2020-09-25 07:49:00,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 07:49:00,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 07:49:00,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:49:00,413 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 07:49:00,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 07:49:00,558 INFO L208 MainTranslator]: Completed translation [2020-09-25 07:49:00,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00 WrapperNode [2020-09-25 07:49:00,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 07:49:00,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 07:49:00,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 07:49:00,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 07:49:00,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (1/1) ... [2020-09-25 07:49:00,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 07:49:00,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 07:49:00,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 07:49:00,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 07:49:00,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (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 07:49:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 07:49:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 07:49:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-09-25 07:49:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-25 07:49:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 07:49:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-09-25 07:49:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-09-25 07:49:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-09-25 07:49:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-09-25 07:49:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 07:49:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 07:49:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 07:49:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-09-25 07:49:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 07:49:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-25 07:49:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 07:49:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 07:49:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 07:49:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-09-25 07:49:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 07:49:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-09-25 07:49:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-09-25 07:49:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-09-25 07:49:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 07:49:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 07:49:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 07:49:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 07:49:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 07:49:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 07:49:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 07:49:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 07:49:01,097 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 07:49:01,097 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 07:49:01,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:49:01 BoogieIcfgContainer [2020-09-25 07:49:01,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 07:49:01,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 07:49:01,105 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 07:49:01,108 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 07:49:01,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 07:49:00" (1/3) ... [2020-09-25 07:49:01,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f16f0a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:49:01, skipping insertion in model container [2020-09-25 07:49:01,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:49:00" (2/3) ... [2020-09-25 07:49:01,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f16f0a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 07:49:01, skipping insertion in model container [2020-09-25 07:49:01,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 07:49:01" (3/3) ... [2020-09-25 07:49:01,120 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2020-09-25 07:49:01,138 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 07:49:01,150 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 07:49:01,172 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 07:49:01,200 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 07:49:01,200 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 07:49:01,201 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 07:49:01,201 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 07:49:01,201 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 07:49:01,201 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 07:49:01,201 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 07:49:01,201 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 07:49:01,225 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2020-09-25 07:49:01,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-25 07:49:01,233 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:49:01,234 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] [2020-09-25 07:49:01,235 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:49:01,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:49:01,241 INFO L82 PathProgramCache]: Analyzing trace with hash -89061568, now seen corresponding path program 1 times [2020-09-25 07:49:01,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:49:01,251 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2092414553] [2020-09-25 07:49:01,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:49:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:01,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:01,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:02,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:02,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-09-25 07:49:02,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 07:49:02,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1062 [2020-09-25 07:49:02,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:02,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 07:49:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 07:49:02,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 07:49:02,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 07:49:02,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:49:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:02,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:02,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:02,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 07:49:02,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:02,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 07:49:02,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:02,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:02,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 07:49:02,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:02,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 07:49:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:02,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:02,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:03,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:03,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-25 07:49:03,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 07:49:03,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 399 [2020-09-25 07:49:03,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:03,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 07:49:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 07:49:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-25 07:49:03,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:03,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:03,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:03,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:03,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:03,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:03,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 07:49:03,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:03,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:03,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:03,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 07:49:03,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:03,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:03,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:03,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:03,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:03,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:03,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 07:49:03,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:03,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:03,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:03,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:03,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:03,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 07:49:03,338 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 07:49:03,339 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2092414553] [2020-09-25 07:49:03,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:49:03,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 07:49:03,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287286305] [2020-09-25 07:49:03,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 07:49:03,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:49:03,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 07:49:03,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-09-25 07:49:03,388 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 9 states. [2020-09-25 07:49:04,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:49:04,363 INFO L93 Difference]: Finished difference Result 135 states and 144 transitions. [2020-09-25 07:49:04,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 07:49:04,366 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 38 [2020-09-25 07:49:04,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:49:04,381 INFO L225 Difference]: With dead ends: 135 [2020-09-25 07:49:04,382 INFO L226 Difference]: Without dead ends: 102 [2020-09-25 07:49:04,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2020-09-25 07:49:04,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-09-25 07:49:04,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-09-25 07:49:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-09-25 07:49:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 105 transitions. [2020-09-25 07:49:04,471 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 105 transitions. Word has length 38 [2020-09-25 07:49:04,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:49:04,474 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 105 transitions. [2020-09-25 07:49:04,474 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 07:49:04,474 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2020-09-25 07:49:04,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-09-25 07:49:04,483 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:49:04,484 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 07:49:04,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 07:49:04,485 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:49:04,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:49:04,488 INFO L82 PathProgramCache]: Analyzing trace with hash 2072899472, now seen corresponding path program 1 times [2020-09-25 07:49:04,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:49:04,489 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [677433604] [2020-09-25 07:49:04,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:49:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:04,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-09-25 07:49:05,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 507 [2020-09-25 07:49:05,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 07:49:05,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-09-25 07:49:05,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 07:49:05,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:05,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:49:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 07:49:05,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 07:49:05,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:05,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:05,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:05,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:05,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 07:49:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-25 07:49:05,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 498 [2020-09-25 07:49:05,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 07:49:05,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-09-25 07:49:05,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 07:49:05,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:05,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:05,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 07:49:05,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:05,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:05,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 07:49:05,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:05,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:05,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 07:49:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:05,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 07:49:05,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:05,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:05,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:05,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:05,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:05,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:05,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:05,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 07:49:05,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:05,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:05,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:05,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:05,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:05,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 07:49:05,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 07:49:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:05,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:06,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:06,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 07:49:06,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:06,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-09-25 07:49:06,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:06,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:06,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 07:49:06,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:06,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 07:49:06,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:06,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:49:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:06,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:06,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:06,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:06,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:06,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-09-25 07:49:06,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:06,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:06,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 07:49:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:06,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 07:49:06,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:06,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:06,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:06,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:06,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:06,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:06,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 07:49:06,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:06,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:06,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:06,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:06,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 07:49:06,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:06,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-25 07:49:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:06,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:06,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:06,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 07:49:06,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:06,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 07:49:06,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:06,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:06,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:06,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 07:49:06,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:06,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 07:49:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-25 07:49:06,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [677433604] [2020-09-25 07:49:06,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:49:06,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-25 07:49:06,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079121424] [2020-09-25 07:49:06,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-25 07:49:06,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:49:06,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-25 07:49:06,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-09-25 07:49:06,239 INFO L87 Difference]: Start difference. First operand 102 states and 105 transitions. Second operand 13 states. [2020-09-25 07:49:07,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:49:07,113 INFO L93 Difference]: Finished difference Result 119 states and 121 transitions. [2020-09-25 07:49:07,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-25 07:49:07,114 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 83 [2020-09-25 07:49:07,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:49:07,117 INFO L225 Difference]: With dead ends: 119 [2020-09-25 07:49:07,117 INFO L226 Difference]: Without dead ends: 101 [2020-09-25 07:49:07,121 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2020-09-25 07:49:07,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-09-25 07:49:07,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-09-25 07:49:07,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-09-25 07:49:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 103 transitions. [2020-09-25 07:49:07,158 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 103 transitions. Word has length 83 [2020-09-25 07:49:07,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:49:07,159 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 103 transitions. [2020-09-25 07:49:07,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-25 07:49:07,162 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 103 transitions. [2020-09-25 07:49:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-09-25 07:49:07,167 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 07:49:07,167 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 07:49:07,167 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 07:49:07,168 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 07:49:07,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 07:49:07,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1162317510, now seen corresponding path program 1 times [2020-09-25 07:49:07,168 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 07:49:07,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1172505177] [2020-09-25 07:49:07,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 07:49:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:07,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:07,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:07,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:09,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:09,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-09-25 07:49:09,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 07:49:09,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2731 [2020-09-25 07:49:09,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:09,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-09-25 07:49:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-25 07:49:09,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:10,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:49:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:10,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:10,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:10,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 07:49:10,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:10,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 07:49:10,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:10,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:10,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:10,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:10,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:10,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 07:49:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:10,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:10,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:10,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-25 07:49:11,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 07:49:11,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1593 [2020-09-25 07:49:11,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-25 07:49:11,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:11,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 07:49:11,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:11,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:49:11,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 07:49:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:11,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 07:49:11,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:11,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:49:11,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:11,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 07:49:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 07:49:11,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 07:49:11,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 07:49:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 07:49:11,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 07:49:11,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 07:49:11,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 07:49:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 07:49:11,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:49:11,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 07:49:11,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 07:49:11,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 07:49:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 07:49:11,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 07:49:11,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:11,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 07:49:11,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 07:49:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 07:49:11,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 07:49:11,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 07:49:11,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 07:49:11,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 07:49:11,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 07:49:11,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 07:49:11,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 07:49:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 07:49:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 07:49:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 07:49:11,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 07:49:11,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-09-25 07:49:11,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1172505177] [2020-09-25 07:49:11,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 07:49:11,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 07:49:11,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682047650] [2020-09-25 07:49:11,926 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 07:49:11,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 07:49:11,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 07:49:11,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-09-25 07:49:11,927 INFO L87 Difference]: Start difference. First operand 101 states and 103 transitions. Second operand 8 states. [2020-09-25 07:49:12,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 07:49:12,286 INFO L93 Difference]: Finished difference Result 101 states and 103 transitions. [2020-09-25 07:49:12,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-25 07:49:12,287 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-09-25 07:49:12,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 07:49:12,288 INFO L225 Difference]: With dead ends: 101 [2020-09-25 07:49:12,288 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 07:49:12,289 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-09-25 07:49:12,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 07:49:12,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 07:49:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 07:49:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 07:49:12,290 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2020-09-25 07:49:12,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 07:49:12,291 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 07:49:12,291 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 07:49:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 07:49:12,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 07:49:12,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 07:49:12,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 07:49:12,816 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numEXIT(lines 54 56) no Hoare annotation was computed. [2020-09-25 07:49:12,816 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-09-25 07:49:12,816 INFO L268 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-09-25 07:49:12,816 INFO L264 CegarLoopResult]: At program point ibmphp_find_same_bus_numENTRY(lines 54 56) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2020-09-25 07:49:12,817 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numFINAL(lines 54 56) no Hoare annotation was computed. [2020-09-25 07:49:12,817 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,817 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,817 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,817 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |old(#NULL.base)| |#NULL.base|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-25 07:49:12,817 INFO L268 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-09-25 07:49:12,818 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-09-25 07:49:12,818 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-09-25 07:49:12,818 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,818 INFO L268 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2020-09-25 07:49:12,818 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 48 51) no Hoare annotation was computed. [2020-09-25 07:49:12,818 INFO L268 CegarLoopResult]: For program point L49-2(lines 48 51) no Hoare annotation was computed. [2020-09-25 07:49:12,819 INFO L264 CegarLoopResult]: At program point kfreeENTRY(lines 48 51) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (<= 1 ~used_tmp_slot~0))) [2020-09-25 07:49:12,819 INFO L268 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-09-25 07:49:12,819 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-09-25 07:49:12,819 INFO L268 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-09-25 07:49:12,819 INFO L264 CegarLoopResult]: At program point L46-2(line 46) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (not (= |kzalloc_#t~malloc0.base| 0))) [2020-09-25 07:49:12,820 INFO L268 CegarLoopResult]: For program point L46-3(line 46) no Hoare annotation was computed. [2020-09-25 07:49:12,820 INFO L268 CegarLoopResult]: For program point kzallocEXIT(line 46) no Hoare annotation was computed. [2020-09-25 07:49:12,820 INFO L264 CegarLoopResult]: At program point kzallocENTRY(line 46) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2020-09-25 07:49:12,820 INFO L268 CegarLoopResult]: For program point kzallocFINAL(line 46) no Hoare annotation was computed. [2020-09-25 07:49:12,820 INFO L268 CegarLoopResult]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2020-09-25 07:49:12,820 INFO L268 CegarLoopResult]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2020-09-25 07:49:12,821 INFO L268 CegarLoopResult]: For program point __blast_assertFINAL(lines 4 7) no Hoare annotation was computed. [2020-09-25 07:49:12,821 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2020-09-25 07:49:12,821 INFO L271 CegarLoopResult]: At program point ibmphp_init_devnoENTRY(lines 65 68) the Hoare annotation is: true [2020-09-25 07:49:12,821 INFO L268 CegarLoopResult]: For program point L67-2(line 67) no Hoare annotation was computed. [2020-09-25 07:49:12,821 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoFINAL(lines 65 68) no Hoare annotation was computed. [2020-09-25 07:49:12,821 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoEXIT(lines 65 68) no Hoare annotation was computed. [2020-09-25 07:49:12,822 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-09-25 07:49:12,822 INFO L268 CegarLoopResult]: For program point L67-1(line 67) no Hoare annotation was computed. [2020-09-25 07:49:12,822 INFO L268 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2020-09-25 07:49:12,822 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerEXIT(lines 70 131) no Hoare annotation was computed. [2020-09-25 07:49:12,822 INFO L264 CegarLoopResult]: At program point L126(lines 70 131) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,822 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-09-25 07:49:12,823 INFO L268 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-09-25 07:49:12,823 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-09-25 07:49:12,823 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,823 INFO L268 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-09-25 07:49:12,823 INFO L268 CegarLoopResult]: For program point L118-1(line 118) no Hoare annotation was computed. [2020-09-25 07:49:12,823 INFO L268 CegarLoopResult]: For program point L118-2(line 118) no Hoare annotation was computed. [2020-09-25 07:49:12,824 INFO L268 CegarLoopResult]: For program point L118-3(line 118) no Hoare annotation was computed. [2020-09-25 07:49:12,824 INFO L264 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,824 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-09-25 07:49:12,824 INFO L268 CegarLoopResult]: For program point L114-1(line 114) no Hoare annotation was computed. [2020-09-25 07:49:12,824 INFO L264 CegarLoopResult]: At program point L81-1(line 81) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L114-2(line 114) no Hoare annotation was computed. [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L114-3(line 114) no Hoare annotation was computed. [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-09-25 07:49:12,825 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-09-25 07:49:12,826 INFO L271 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: true [2020-09-25 07:49:12,826 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-09-25 07:49:12,826 INFO L268 CegarLoopResult]: For program point L119(lines 119 120) no Hoare annotation was computed. [2020-09-25 07:49:12,826 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-09-25 07:49:12,826 INFO L268 CegarLoopResult]: For program point L115(lines 115 116) no Hoare annotation was computed. [2020-09-25 07:49:12,826 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-09-25 07:49:12,827 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-09-25 07:49:12,827 INFO L268 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-09-25 07:49:12,827 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-25 07:49:12,827 INFO L264 CegarLoopResult]: At program point L120(lines 70 131) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,827 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-09-25 07:49:12,827 INFO L268 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2020-09-25 07:49:12,828 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-09-25 07:49:12,828 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-09-25 07:49:12,828 INFO L264 CegarLoopResult]: At program point ebda_rsrc_controllerENTRY(lines 70 131) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,828 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,828 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerFINAL(lines 70 131) no Hoare annotation was computed. [2020-09-25 07:49:12,829 INFO L268 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-09-25 07:49:12,829 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-09-25 07:49:12,829 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,829 INFO L268 CegarLoopResult]: For program point L109-1(line 109) no Hoare annotation was computed. [2020-09-25 07:49:12,829 INFO L268 CegarLoopResult]: For program point L76-1(line 76) no Hoare annotation was computed. [2020-09-25 07:49:12,829 INFO L268 CegarLoopResult]: For program point L76-2(line 76) no Hoare annotation was computed. [2020-09-25 07:49:12,830 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,830 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 1) [2020-09-25 07:49:12,830 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 07:49:12,830 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,830 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 133 137) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 07:49:12,830 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 133 137) no Hoare annotation was computed. [2020-09-25 07:49:12,831 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-09-25 07:49:12,831 INFO L268 CegarLoopResult]: For program point L135(lines 135 136) no Hoare annotation was computed. [2020-09-25 07:49:12,831 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-09-25 07:49:12,831 INFO L264 CegarLoopResult]: At program point L136-2(line 136) the Hoare annotation is: (not (= |old(~freed_tmp_slot~0)| 1)) [2020-09-25 07:49:12,831 INFO L268 CegarLoopResult]: For program point L135-1(lines 133 137) no Hoare annotation was computed. [2020-09-25 07:49:12,831 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-09-25 07:49:12,832 INFO L271 CegarLoopResult]: At program point fillslotinfoENTRY(lines 60 63) the Hoare annotation is: true [2020-09-25 07:49:12,832 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-09-25 07:49:12,832 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-09-25 07:49:12,832 INFO L268 CegarLoopResult]: For program point L62-2(line 62) no Hoare annotation was computed. [2020-09-25 07:49:12,832 INFO L268 CegarLoopResult]: For program point fillslotinfoEXIT(lines 60 63) no Hoare annotation was computed. [2020-09-25 07:49:12,832 INFO L268 CegarLoopResult]: For program point fillslotinfoFINAL(lines 60 63) no Hoare annotation was computed. [2020-09-25 07:49:12,833 INFO L264 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-09-25 07:49:12,833 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,833 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-09-25 07:49:12,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 07:49:12 BoogieIcfgContainer [2020-09-25 07:49:12,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 07:49:12,860 INFO L168 Benchmark]: Toolchain (without parser) took 12755.86 ms. Allocated memory was 145.8 MB in the beginning and 321.9 MB in the end (delta: 176.2 MB). Free memory was 101.8 MB in the beginning and 187.9 MB in the end (delta: -86.1 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2020-09-25 07:49:12,861 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 145.8 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-25 07:49:12,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.53 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 101.2 MB in the beginning and 179.6 MB in the end (delta: -78.4 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2020-09-25 07:49:12,862 INFO L168 Benchmark]: Boogie Preprocessor took 59.35 ms. Allocated memory is still 201.9 MB. Free memory was 179.6 MB in the beginning and 177.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-09-25 07:49:12,863 INFO L168 Benchmark]: RCFGBuilder took 483.78 ms. Allocated memory is still 201.9 MB. Free memory was 177.5 MB in the beginning and 150.9 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2020-09-25 07:49:12,864 INFO L168 Benchmark]: TraceAbstraction took 11751.81 ms. Allocated memory was 201.9 MB in the beginning and 321.9 MB in the end (delta: 120.1 MB). Free memory was 150.9 MB in the beginning and 187.9 MB in the end (delta: -37.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2020-09-25 07:49:12,868 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 145.8 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 451.53 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 101.2 MB in the beginning and 179.6 MB in the end (delta: -78.4 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.35 ms. Allocated memory is still 201.9 MB. Free memory was 179.6 MB in the beginning and 177.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 483.78 ms. Allocated memory is still 201.9 MB. Free memory was 177.5 MB in the beginning and 150.9 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11751.81 ms. Allocated memory was 201.9 MB in the beginning and 321.9 MB in the end (delta: 120.1 MB). Free memory was 150.9 MB in the beginning and 187.9 MB in the end (delta: -37.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 <= used_tmp_slot || !(\old(freed_tmp_slot) == 1) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (freed_tmp_slot == 1 || 1 <= used_tmp_slot) || !(\old(freed_tmp_slot) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.0s, OverallIterations: 3, TraceHistogramMax: 3, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 345 SDslu, 722 SDs, 0 SdLazy, 739 SolverSat, 156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 22 LocationsWithAnnotation, 30 PreInvPairs, 35 NumberOfFragments, 223 HoareAnnotationTreeSize, 30 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 22 FomulaSimplificationsInter, 353 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 42907 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 60/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...