/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label46.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 15:38:21,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 15:38:21,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 15:38:22,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 15:38:22,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 15:38:22,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 15:38:22,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 15:38:22,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 15:38:22,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 15:38:22,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 15:38:22,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 15:38:22,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 15:38:22,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 15:38:22,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 15:38:22,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 15:38:22,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 15:38:22,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 15:38:22,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 15:38:22,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 15:38:22,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 15:38:22,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 15:38:22,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 15:38:22,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 15:38:22,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 15:38:22,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 15:38:22,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 15:38:22,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 15:38:22,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 15:38:22,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 15:38:22,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 15:38:22,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 15:38:22,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 15:38:22,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 15:38:22,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 15:38:22,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 15:38:22,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 15:38:22,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 15:38:22,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 15:38:22,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 15:38:22,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 15:38:22,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 15:38:22,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 15:38:22,173 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 15:38:22,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 15:38:22,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 15:38:22,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 15:38:22,178 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 15:38:22,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 15:38:22,179 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 15:38:22,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 15:38:22,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 15:38:22,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 15:38:22,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 15:38:22,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 15:38:22,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 15:38:22,182 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 15:38:22,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 15:38:22,182 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 15:38:22,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 15:38:22,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 15:38:22,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 15:38:22,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 15:38:22,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 15:38:22,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 15:38:22,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 15:38:22,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 15:38:22,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 15:38:22,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 15:38:22,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 15:38:22,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 15:38:22,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 15:38:22,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 15:38:22,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 15:38:22,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 15:38:22,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 15:38:22,752 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 15:38:22,752 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 15:38:22,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label46.c [2020-10-27 15:38:22,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc4bf5001/661c5b4e13644c49b3357a2715a98075/FLAG47d38bb10 [2020-10-27 15:38:23,562 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 15:38:23,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label46.c [2020-10-27 15:38:23,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc4bf5001/661c5b4e13644c49b3357a2715a98075/FLAG47d38bb10 [2020-10-27 15:38:23,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fc4bf5001/661c5b4e13644c49b3357a2715a98075 [2020-10-27 15:38:23,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 15:38:23,811 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 15:38:23,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 15:38:23,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 15:38:23,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 15:38:23,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:38:23" (1/1) ... [2020-10-27 15:38:23,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e3d02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:23, skipping insertion in model container [2020-10-27 15:38:23,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:38:23" (1/1) ... [2020-10-27 15:38:23,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 15:38:23,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 15:38:24,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 15:38:24,439 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 15:38:24,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 15:38:24,682 INFO L208 MainTranslator]: Completed translation [2020-10-27 15:38:24,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24 WrapperNode [2020-10-27 15:38:24,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 15:38:24,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 15:38:24,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 15:38:24,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 15:38:24,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... [2020-10-27 15:38:24,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 15:38:24,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 15:38:24,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 15:38:24,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 15:38:24,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 15:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 15:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 15:38:24,920 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 15:38:24,920 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-27 15:38:24,920 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 15:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-27 15:38:24,920 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 15:38:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 15:38:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 15:38:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 15:38:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 15:38:24,921 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 15:38:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 15:38:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 15:38:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 15:38:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 15:38:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 15:38:24,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 15:38:24,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 15:38:26,349 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 15:38:26,350 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 15:38:26,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:38:26 BoogieIcfgContainer [2020-10-27 15:38:26,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 15:38:26,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 15:38:26,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 15:38:26,358 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 15:38:26,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:38:23" (1/3) ... [2020-10-27 15:38:26,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed418a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:38:26, skipping insertion in model container [2020-10-27 15:38:26,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:38:24" (2/3) ... [2020-10-27 15:38:26,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed418a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:38:26, skipping insertion in model container [2020-10-27 15:38:26,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:38:26" (3/3) ... [2020-10-27 15:38:26,362 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label46.c [2020-10-27 15:38:26,372 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 15:38:26,378 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 15:38:26,393 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 15:38:26,425 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 15:38:26,425 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 15:38:26,425 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 15:38:26,425 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 15:38:26,426 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 15:38:26,426 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 15:38:26,426 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 15:38:26,426 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 15:38:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2020-10-27 15:38:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-27 15:38:26,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:38:26,467 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] [2020-10-27 15:38:26,468 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:38:26,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:38:26,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1481586099, now seen corresponding path program 1 times [2020-10-27 15:38:26,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:38:26,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1968288995] [2020-10-27 15:38:26,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:38:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:26,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:27,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:28,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:28,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-27 15:38:28,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 15:38:28,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1971 [2020-10-27 15:38:28,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:28,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 15:38:28,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 15:38:28,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 15:38:28,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 15:38:29,209 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2020-10-27 15:38:29,334 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2020-10-27 15:38:29,503 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-10-27 15:38:29,669 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 32 [2020-10-27 15:38:29,868 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2020-10-27 15:38:30,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:38:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:30,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:30,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:30,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:38:30,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:30,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 15:38:30,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:30,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:38:30,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:30,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 15:38:30,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 15:38:30,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 15:38:30,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1968288995] [2020-10-27 15:38:30,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 15:38:30,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 15:38:30,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713560187] [2020-10-27 15:38:30,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 15:38:30,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:38:30,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 15:38:30,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-27 15:38:30,388 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 11 states. [2020-10-27 15:38:30,607 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-27 15:38:30,807 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 15:38:31,155 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 103 [2020-10-27 15:38:31,530 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2020-10-27 15:38:31,996 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 109 [2020-10-27 15:38:32,471 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 108 [2020-10-27 15:38:33,370 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 107 [2020-10-27 15:38:34,137 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 105 [2020-10-27 15:38:35,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:38:35,939 INFO L93 Difference]: Finished difference Result 541 states and 898 transitions. [2020-10-27 15:38:35,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 15:38:35,943 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 119 [2020-10-27 15:38:35,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:38:35,956 INFO L225 Difference]: With dead ends: 541 [2020-10-27 15:38:35,957 INFO L226 Difference]: Without dead ends: 237 [2020-10-27 15:38:35,965 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2020-10-27 15:38:35,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2020-10-27 15:38:36,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 234. [2020-10-27 15:38:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-10-27 15:38:36,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 324 transitions. [2020-10-27 15:38:36,041 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 324 transitions. Word has length 119 [2020-10-27 15:38:36,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:38:36,042 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 324 transitions. [2020-10-27 15:38:36,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 15:38:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 324 transitions. [2020-10-27 15:38:36,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-27 15:38:36,046 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:38:36,046 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:38:36,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 15:38:36,047 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:38:36,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:38:36,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1244410702, now seen corresponding path program 1 times [2020-10-27 15:38:36,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:38:36,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1108581811] [2020-10-27 15:38:36,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:38:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:36,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:36,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:37,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:37,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-27 15:38:37,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 15:38:37,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1667 [2020-10-27 15:38:37,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:37,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:38:37,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 15:38:37,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 15:38:37,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:37,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:38:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:37,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:37,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:37,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:38:37,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:37,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 15:38:37,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:37,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:37,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:37,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:37,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:38,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:38:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:38,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:38,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:38,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:38:38,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:38,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 15:38:38,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:38:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 15:38:38,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 15:38:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 15:38:38,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1108581811] [2020-10-27 15:38:38,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:38:38,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 15:38:38,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494819143] [2020-10-27 15:38:38,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 15:38:38,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:38:38,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 15:38:38,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 15:38:38,083 INFO L87 Difference]: Start difference. First operand 234 states and 324 transitions. Second operand 5 states. [2020-10-27 15:38:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:38:39,690 INFO L93 Difference]: Finished difference Result 614 states and 877 transitions. [2020-10-27 15:38:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 15:38:39,691 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2020-10-27 15:38:39,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:38:39,696 INFO L225 Difference]: With dead ends: 614 [2020-10-27 15:38:39,697 INFO L226 Difference]: Without dead ends: 386 [2020-10-27 15:38:39,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 15:38:39,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2020-10-27 15:38:39,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 383. [2020-10-27 15:38:39,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-27 15:38:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 534 transitions. [2020-10-27 15:38:39,750 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 534 transitions. Word has length 128 [2020-10-27 15:38:39,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:38:39,751 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 534 transitions. [2020-10-27 15:38:39,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 15:38:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 534 transitions. [2020-10-27 15:38:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 15:38:39,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:38:39,755 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:38:39,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 15:38:39,756 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:38:39,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:38:39,756 INFO L82 PathProgramCache]: Analyzing trace with hash 302943642, now seen corresponding path program 1 times [2020-10-27 15:38:39,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:38:39,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1943552468] [2020-10-27 15:38:39,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:38:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:39,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:39,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:40,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:41,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:41,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-27 15:38:41,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 15:38:41,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1258 [2020-10-27 15:38:41,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:41,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:38:41,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 15:38:41,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 15:38:41,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:41,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:38:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:41,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:41,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:41,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:38:41,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:41,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 15:38:41,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:41,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:41,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:41,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:41,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:41,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:38:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:41,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:41,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:41,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:38:41,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 15:38:41,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:41,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:41,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 15:38:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:41,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:41,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:41,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 15:38:41,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:41,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 15:38:41,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:38:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 15:38:41,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-27 15:38:41,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1943552468] [2020-10-27 15:38:41,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:38:41,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 15:38:41,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031737961] [2020-10-27 15:38:41,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 15:38:41,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:38:41,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 15:38:41,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 15:38:41,290 INFO L87 Difference]: Start difference. First operand 383 states and 534 transitions. Second operand 5 states. [2020-10-27 15:38:43,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:38:43,075 INFO L93 Difference]: Finished difference Result 1057 states and 1520 transitions. [2020-10-27 15:38:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 15:38:43,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2020-10-27 15:38:43,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:38:43,082 INFO L225 Difference]: With dead ends: 1057 [2020-10-27 15:38:43,083 INFO L226 Difference]: Without dead ends: 680 [2020-10-27 15:38:43,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 15:38:43,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-27 15:38:43,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 677. [2020-10-27 15:38:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 677 states. [2020-10-27 15:38:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 927 transitions. [2020-10-27 15:38:43,145 INFO L78 Accepts]: Start accepts. Automaton has 677 states and 927 transitions. Word has length 136 [2020-10-27 15:38:43,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:38:43,147 INFO L481 AbstractCegarLoop]: Abstraction has 677 states and 927 transitions. [2020-10-27 15:38:43,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 15:38:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 927 transitions. [2020-10-27 15:38:43,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 15:38:43,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:38:43,156 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:38:43,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 15:38:43,157 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:38:43,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:38:43,157 INFO L82 PathProgramCache]: Analyzing trace with hash 153346781, now seen corresponding path program 1 times [2020-10-27 15:38:43,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:38:43,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947586502] [2020-10-27 15:38:43,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:38:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:43,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:43,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:43,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:45,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:46,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:46,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-27 15:38:46,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 15:38:46,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2869 [2020-10-27 15:38:46,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:38:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-27 15:38:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 15:38:46,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:46,258 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-27 15:38:46,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:38:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:46,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:46,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:46,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:38:46,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:46,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 15:38:46,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:46,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:46,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:38:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:46,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:46,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:46,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:38:46,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:46,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 15:38:46,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:46,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:46,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:46,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 15:38:46,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 15:38:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:46,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:46,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:46,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 15:38:46,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:46,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 15:38:46,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:38:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 15:38:46,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 15:38:46,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947586502] [2020-10-27 15:38:46,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:38:46,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 15:38:46,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611380162] [2020-10-27 15:38:46,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 15:38:46,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:38:46,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 15:38:46,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 15:38:46,402 INFO L87 Difference]: Start difference. First operand 677 states and 927 transitions. Second operand 6 states. [2020-10-27 15:38:48,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:38:48,807 INFO L93 Difference]: Finished difference Result 2081 states and 2901 transitions. [2020-10-27 15:38:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 15:38:48,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 150 [2020-10-27 15:38:48,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:38:48,814 INFO L225 Difference]: With dead ends: 2081 [2020-10-27 15:38:48,814 INFO L226 Difference]: Without dead ends: 819 [2020-10-27 15:38:48,818 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 15:38:48,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2020-10-27 15:38:48,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 816. [2020-10-27 15:38:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 816 states. [2020-10-27 15:38:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1048 transitions. [2020-10-27 15:38:48,852 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1048 transitions. Word has length 150 [2020-10-27 15:38:48,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:38:48,853 INFO L481 AbstractCegarLoop]: Abstraction has 816 states and 1048 transitions. [2020-10-27 15:38:48,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 15:38:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1048 transitions. [2020-10-27 15:38:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 15:38:48,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 15:38:48,857 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 15:38:48,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 15:38:48,858 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 15:38:48,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 15:38:48,858 INFO L82 PathProgramCache]: Analyzing trace with hash 906045249, now seen corresponding path program 1 times [2020-10-27 15:38:48,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 15:38:48,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [496692970] [2020-10-27 15:38:48,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 15:38:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:48,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:49,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:49,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:50,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:51,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:51,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-27 15:38:51,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 15:38:51,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2650 [2020-10-27 15:38:51,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:51,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 15:38:51,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-27 15:38:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 15:38:51,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:51,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 15:38:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:51,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:51,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:51,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 15:38:51,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:51,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 15:38:51,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:51,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:51,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:51,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:51,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 15:38:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:51,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:51,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:51,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 15:38:51,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 15:38:51,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 15:38:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 15:38:51,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:51,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-27 15:38:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 15:38:51,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 15:38:51,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 15:38:51,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 15:38:51,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 15:38:51,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 15:38:51,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 15:38:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 15:38:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 15:38:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 15:38:51,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 15:38:51,805 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 15:38:51,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [496692970] [2020-10-27 15:38:51,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 15:38:51,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 15:38:51,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063465098] [2020-10-27 15:38:51,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 15:38:51,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 15:38:51,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 15:38:51,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 15:38:51,808 INFO L87 Difference]: Start difference. First operand 816 states and 1048 transitions. Second operand 5 states. [2020-10-27 15:38:53,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 15:38:53,371 INFO L93 Difference]: Finished difference Result 2071 states and 2734 transitions. [2020-10-27 15:38:53,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 15:38:53,376 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2020-10-27 15:38:53,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 15:38:53,377 INFO L225 Difference]: With dead ends: 2071 [2020-10-27 15:38:53,377 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 15:38:53,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 15:38:53,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 15:38:53,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 15:38:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 15:38:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 15:38:53,384 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2020-10-27 15:38:53,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 15:38:53,384 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 15:38:53,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 15:38:53,384 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 15:38:53,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 15:38:53,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 15:38:53,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 15:38:53,908 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 34 [2020-10-27 15:38:54,349 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 33 [2020-10-27 15:38:54,572 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-27 15:38:54,573 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-27 15:38:54,573 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-27 15:38:54,573 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-27 15:38:54,573 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~z~0 |old(~z~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|)) [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-27 15:38:54,574 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L333(lines 333 415) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L300(lines 300 309) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L234(lines 234 415) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 309) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L400(lines 400 415) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L334(lines 334 337) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L334-2(lines 334 337) no Hoare annotation was computed. [2020-10-27 15:38:54,575 INFO L274 CegarLoopResult]: For program point L136(lines 136 415) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L37(lines 37 415) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L566-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L533-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L500-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L467-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L434-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L236(lines 236 415) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L71(lines 71 415) no Hoare annotation was computed. [2020-10-27 15:38:54,576 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L204(lines 204 415) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L171(lines 171 415) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L370(lines 370 415) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L205(lines 205 212) no Hoare annotation was computed. [2020-10-27 15:38:54,577 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 212) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L40(lines 40 415) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L569-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L536-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L503-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L470-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L437-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L239(lines 239 415) no Hoare annotation was computed. [2020-10-27 15:38:54,578 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L339(lines 339 415) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L141(lines 141 415) no Hoare annotation was computed. [2020-10-27 15:38:54,579 INFO L274 CegarLoopResult]: For program point L108(lines 108 415) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L406(lines 406 415) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L340(lines 340 349) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L340-2(lines 340 349) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L76(lines 76 415) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L572-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L539-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L506-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L473-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L440-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,580 INFO L274 CegarLoopResult]: For program point L77(lines 77 82) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L44(lines 44 415) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 82) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L177(lines 177 415) no Hoare annotation was computed. [2020-10-27 15:38:54,581 INFO L274 CegarLoopResult]: For program point L409(lines 409 415) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L145(lines 145 415) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L575-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L542-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L509-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L476-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L443-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L377(lines 377 415) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L311(lines 311 415) no Hoare annotation was computed. [2020-10-27 15:38:54,582 INFO L274 CegarLoopResult]: For program point L278(lines 278 415) no Hoare annotation was computed. [2020-10-27 15:38:54,583 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-27 15:38:54,583 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-27 15:38:54,583 INFO L270 CegarLoopResult]: At program point L510(line 510) the Hoare annotation is: (and (not (= |old(~a25~0)| 1)) (not (<= |old(~a17~0)| 7)) (not (<= |old(~a28~0)| 9)) (= |old(~a11~0)| 1)) [2020-10-27 15:38:54,583 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-27 15:38:54,583 INFO L274 CegarLoopResult]: For program point L510-1(line 510) no Hoare annotation was computed. [2020-10-27 15:38:54,583 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-10-27 15:38:54,583 INFO L274 CegarLoopResult]: For program point L411(lines 411 415) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L214(lines 214 415) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L181(lines 181 415) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L115(lines 115 415) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L49(lines 49 415) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L578-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L545-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L512-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L479-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,584 INFO L274 CegarLoopResult]: For program point L446-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L380(lines 380 415) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L282(lines 282 415) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L150(lines 150 415) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point L84(lines 84 415) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,585 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L382(lines 382 415) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L316(lines 316 415) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L250(lines 250 415) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L217(lines 217 415) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L52(lines 52 415) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L581-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L548-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,586 INFO L274 CegarLoopResult]: For program point L515-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L482-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L449-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L416-2(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 328) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-27 15:38:54,587 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L351(lines 351 415) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L285(lines 285 415) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L220(lines 220 415) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L187(lines 187 415) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L121(lines 121 415) no Hoare annotation was computed. [2020-10-27 15:38:54,588 INFO L274 CegarLoopResult]: For program point L584-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L551-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L518-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L485-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L452-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L419-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L56(lines 56 415) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-10-27 15:38:54,589 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L288(lines 288 415) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L255(lines 255 415) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L189(lines 189 415) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L156(lines 156 415) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L587-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L554-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,590 INFO L274 CegarLoopResult]: For program point L521-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L488-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L455-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L422-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L356(lines 356 415) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L191(lines 191 415) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L125(lines 125 415) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-27 15:38:54,591 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-27 15:38:54,592 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 31 600) the Hoare annotation is: (let ((.cse1 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse4 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (and .cse1 .cse2 .cse3 (= ~a25~0 |old(~a25~0)|) .cse4))) (and (or .cse0 (not (<= |old(~a17~0)| 7))) (or (not (= |old(~a25~0)| 1)) (and .cse1 .cse2 .cse3 (= ~a25~0 1) .cse4)) (or .cse0 (not (<= |old(~a28~0)| 9))) (or .cse0 (= |old(~a11~0)| 1))))) [2020-10-27 15:38:54,592 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-27 15:38:54,592 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-27 15:38:54,592 INFO L274 CegarLoopResult]: For program point L225(lines 225 415) no Hoare annotation was computed. [2020-10-27 15:38:54,592 INFO L274 CegarLoopResult]: For program point L93(lines 93 415) no Hoare annotation was computed. [2020-10-27 15:38:54,592 INFO L274 CegarLoopResult]: For program point L391(lines 391 415) no Hoare annotation was computed. [2020-10-27 15:38:54,592 INFO L274 CegarLoopResult]: For program point L193(lines 193 415) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L61(lines 61 415) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L590-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L557-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L524-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L491-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L458-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L425-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L293(lines 293 415) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L227(lines 227 415) no Hoare annotation was computed. [2020-10-27 15:38:54,593 INFO L274 CegarLoopResult]: For program point L161(lines 161 415) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L261(lines 261 415) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L295(lines 295 415) no Hoare annotation was computed. [2020-10-27 15:38:54,594 INFO L274 CegarLoopResult]: For program point L196(lines 196 415) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L97(lines 97 415) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L593-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L560-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L527-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L494-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L461-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L428-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L263(lines 263 415) no Hoare annotation was computed. [2020-10-27 15:38:54,595 INFO L274 CegarLoopResult]: For program point L32(lines 32 415) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L396(lines 396 415) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L363(lines 363 415) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L330(lines 330 415) no Hoare annotation was computed. [2020-10-27 15:38:54,596 INFO L274 CegarLoopResult]: For program point L264(lines 264 276) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 276) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L132(lines 132 415) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L67(lines 67 415) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 598) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L563-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L530-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L497-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L464-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L431-1(lines 31 600) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L299(lines 299 415) no Hoare annotation was computed. [2020-10-27 15:38:54,597 INFO L274 CegarLoopResult]: For program point L200(lines 200 415) no Hoare annotation was computed. [2020-10-27 15:38:54,598 INFO L274 CegarLoopResult]: For program point L167(lines 167 415) no Hoare annotation was computed. [2020-10-27 15:38:54,598 INFO L274 CegarLoopResult]: For program point L101(lines 101 415) no Hoare annotation was computed. [2020-10-27 15:38:54,598 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 15:38:54,598 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (= ~a25~0 0) (= ~a21~0 1) (= ~a17~0 8) (= 7 ~a28~0) (= ~a11~0 0)) [2020-10-27 15:38:54,598 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 15:38:54,598 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 15:38:54,598 INFO L270 CegarLoopResult]: At program point L608-2(lines 608 618) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (= ~a25~0 1) (not (= 0 |old(~a25~0)|)) (not (= ~a11~0 1)) (<= ~a28~0 9) (not (= ~a21~0 1)) (not (= 7 |old(~a28~0)|)) (<= ~a17~0 7)) [2020-10-27 15:38:54,599 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 602 619) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)) (not (= ~a21~0 1)) (and (= ~a11~0 |old(~a11~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= 7 ~a28~0)) (not (= 7 |old(~a28~0)|))) [2020-10-27 15:38:54,599 INFO L274 CegarLoopResult]: For program point L608-3(lines 602 619) no Hoare annotation was computed. [2020-10-27 15:38:54,599 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 602 619) no Hoare annotation was computed. [2020-10-27 15:38:54,599 INFO L270 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~a19~0)| 1)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (= ~a25~0 1) (not (= 0 |old(~a25~0)|)) (not (= ~a11~0 1)) (<= ~a28~0 9) (not (= ~a21~0 1)) (not (= 7 |old(~a28~0)|)) (<= ~a17~0 7)) [2020-10-27 15:38:54,599 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-27 15:38:54,599 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-27 15:38:54,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:38:54 BoogieIcfgContainer [2020-10-27 15:38:54,620 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 15:38:54,622 INFO L168 Benchmark]: Toolchain (without parser) took 30816.70 ms. Allocated memory was 157.3 MB in the beginning and 539.0 MB in the end (delta: 381.7 MB). Free memory was 130.1 MB in the beginning and 492.4 MB in the end (delta: -362.3 MB). Peak memory consumption was 319.7 MB. Max. memory is 8.0 GB. [2020-10-27 15:38:54,623 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 157.3 MB. Free memory is still 130.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 15:38:54,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.73 ms. Allocated memory is still 157.3 MB. Free memory was 129.5 MB in the beginning and 136.9 MB in the end (delta: -7.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 8.0 GB. [2020-10-27 15:38:54,624 INFO L168 Benchmark]: Boogie Preprocessor took 156.18 ms. Allocated memory is still 157.3 MB. Free memory was 136.9 MB in the beginning and 132.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 15:38:54,625 INFO L168 Benchmark]: RCFGBuilder took 1511.10 ms. Allocated memory was 157.3 MB in the beginning and 203.4 MB in the end (delta: 46.1 MB). Free memory was 132.3 MB in the beginning and 161.6 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.6 MB. Max. memory is 8.0 GB. [2020-10-27 15:38:54,626 INFO L168 Benchmark]: TraceAbstraction took 28265.66 ms. Allocated memory was 203.4 MB in the beginning and 539.0 MB in the end (delta: 335.5 MB). Free memory was 161.1 MB in the beginning and 492.4 MB in the end (delta: -331.3 MB). Peak memory consumption was 303.8 MB. Max. memory is 8.0 GB. [2020-10-27 15:38:54,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 157.3 MB. Free memory is still 130.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 867.73 ms. Allocated memory is still 157.3 MB. Free memory was 129.5 MB in the beginning and 136.9 MB in the end (delta: -7.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 156.18 ms. Allocated memory is still 157.3 MB. Free memory was 136.9 MB in the beginning and 132.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1511.10 ms. Allocated memory was 157.3 MB in the beginning and 203.4 MB in the end (delta: 46.1 MB). Free memory was 132.3 MB in the beginning and 161.6 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28265.66 ms. Allocated memory was 203.4 MB in the beginning and 539.0 MB in the end (delta: 335.5 MB). Free memory was 161.1 MB in the beginning and 492.4 MB in the end (delta: -331.3 MB). Peak memory consumption was 303.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 608]: Loop Invariant Derived loop invariant: ((((((((!(\old(a19) == 1) || !(0 == \old(a11))) || !(8 == \old(a17))) || a25 == 1) || !(0 == \old(a25))) || !(a11 == 1)) || a28 <= 9) || !(a21 == 1)) || !(7 == \old(a28))) || a17 <= 7 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.9s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 13.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 183 SDtfs, 1732 SDslu, 209 SDs, 0 SdLazy, 4945 SolverSat, 450 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=816occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 12 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 73 PreInvPairs, 101 NumberOfFragments, 320 HoareAnnotationTreeSize, 73 FomulaSimplifications, 7176 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1509 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 685 NumberOfCodeBlocks, 685 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 680 ConstructedInterpolants, 0 QuantifiedInterpolants, 530887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 88/95 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...