/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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/Problem11_label04.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 06:42:22,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 06:42:22,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 06:42:22,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 06:42:22,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 06:42:22,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 06:42:22,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 06:42:22,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 06:42:22,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 06:42:22,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 06:42:22,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 06:42:22,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 06:42:22,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 06:42:22,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 06:42:22,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 06:42:22,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 06:42:22,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 06:42:22,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 06:42:23,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 06:42:23,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 06:42:23,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 06:42:23,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 06:42:23,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 06:42:23,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 06:42:23,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 06:42:23,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 06:42:23,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 06:42:23,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 06:42:23,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 06:42:23,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 06:42:23,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 06:42:23,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 06:42:23,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 06:42:23,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 06:42:23,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 06:42:23,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 06:42:23,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 06:42:23,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 06:42:23,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 06:42:23,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 06:42:23,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 06:42:23,044 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 [2020-10-29 06:42:23,095 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 06:42:23,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 06:42:23,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 06:42:23,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 06:42:23,100 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 06:42:23,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 06:42:23,101 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 06:42:23,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 06:42:23,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 06:42:23,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 06:42:23,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 06:42:23,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 06:42:23,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 06:42:23,104 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 06:42:23,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 06:42:23,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 06:42:23,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 06:42:23,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 06:42:23,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 06:42:23,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 06:42:23,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 06:42:23,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 06:42:23,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 06:42:23,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 06:42:23,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 06:42:23,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 06:42:23,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 06:42:23,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 06:42:23,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 06:42:23,107 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 06:42:23,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 06:42:23,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 06:42:23,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 06:42:23,593 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 06:42:23,594 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 06:42:23,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label04.c [2020-10-29 06:42:23,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb61a9b90/c54dd7399d4e47d18284546b4ec4d4fd/FLAG7ce44c105 [2020-10-29 06:42:24,519 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 06:42:24,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem11_label04.c [2020-10-29 06:42:24,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb61a9b90/c54dd7399d4e47d18284546b4ec4d4fd/FLAG7ce44c105 [2020-10-29 06:42:24,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb61a9b90/c54dd7399d4e47d18284546b4ec4d4fd [2020-10-29 06:42:24,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 06:42:24,674 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 06:42:24,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 06:42:24,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 06:42:24,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 06:42:24,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:42:24" (1/1) ... [2020-10-29 06:42:24,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fec8e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:24, skipping insertion in model container [2020-10-29 06:42:24,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:42:24" (1/1) ... [2020-10-29 06:42:24,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 06:42:24,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 06:42:25,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 06:42:25,455 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 06:42:25,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 06:42:25,670 INFO L208 MainTranslator]: Completed translation [2020-10-29 06:42:25,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25 WrapperNode [2020-10-29 06:42:25,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 06:42:25,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 06:42:25,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 06:42:25,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 06:42:25,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (1/1) ... [2020-10-29 06:42:25,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 06:42:25,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 06:42:25,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 06:42:25,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 06:42:25,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (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 [2020-10-29 06:42:25,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 06:42:25,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 06:42:25,961 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 06:42:25,961 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 06:42:25,961 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 06:42:25,962 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 06:42:25,962 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 06:42:25,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 06:42:25,962 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 06:42:25,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 06:42:25,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 06:42:25,963 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 06:42:25,963 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 06:42:25,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 06:42:25,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 06:42:25,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 06:42:25,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 06:42:25,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 06:42:25,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 06:42:28,035 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 06:42:28,035 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 06:42:28,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:42:28 BoogieIcfgContainer [2020-10-29 06:42:28,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 06:42:28,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 06:42:28,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 06:42:28,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 06:42:28,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 06:42:24" (1/3) ... [2020-10-29 06:42:28,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367e6c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:42:28, skipping insertion in model container [2020-10-29 06:42:28,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:42:25" (2/3) ... [2020-10-29 06:42:28,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367e6c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:42:28, skipping insertion in model container [2020-10-29 06:42:28,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:42:28" (3/3) ... [2020-10-29 06:42:28,047 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label04.c [2020-10-29 06:42:28,060 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 06:42:28,066 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 06:42:28,080 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 06:42:28,110 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 06:42:28,110 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 06:42:28,110 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 06:42:28,110 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 06:42:28,111 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 06:42:28,111 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 06:42:28,111 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 06:42:28,111 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 06:42:28,135 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states. [2020-10-29 06:42:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 06:42:28,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:42:28,146 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] [2020-10-29 06:42:28,146 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:42:28,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:42:28,153 INFO L82 PathProgramCache]: Analyzing trace with hash 844290256, now seen corresponding path program 1 times [2020-10-29 06:42:28,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:42:28,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [600542072] [2020-10-29 06:42:28,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:42:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:28,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:29,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:29,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 06:42:29,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:29,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 725 [2020-10-29 06:42:29,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:29,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 06:42:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 06:42:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 06:42:29,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 06:42:29,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:42:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:29,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:29,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:29,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:42:29,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:29,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 06:42:29,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:29,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:29,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:29,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:29,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 06:42:29,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:42:29,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:42:29,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [600542072] [2020-10-29 06:42:29,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 06:42:29,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 06:42:29,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267387238] [2020-10-29 06:42:29,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 06:42:29,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:42:29,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 06:42:29,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 06:42:29,442 INFO L87 Difference]: Start difference. First operand 296 states. Second operand 4 states. [2020-10-29 06:42:32,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:42:32,748 INFO L93 Difference]: Finished difference Result 810 states and 1408 transitions. [2020-10-29 06:42:32,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:42:32,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-29 06:42:32,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:42:32,769 INFO L225 Difference]: With dead ends: 810 [2020-10-29 06:42:32,769 INFO L226 Difference]: Without dead ends: 434 [2020-10-29 06:42:32,780 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 06:42:32,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-10-29 06:42:32,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 425. [2020-10-29 06:42:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-29 06:42:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 612 transitions. [2020-10-29 06:42:32,925 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 612 transitions. Word has length 60 [2020-10-29 06:42:32,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:42:32,926 INFO L481 AbstractCegarLoop]: Abstraction has 425 states and 612 transitions. [2020-10-29 06:42:32,926 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 06:42:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 612 transitions. [2020-10-29 06:42:32,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-29 06:42:32,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:42:32,934 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 06:42:32,934 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 06:42:32,934 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:42:32,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:42:32,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1723993492, now seen corresponding path program 1 times [2020-10-29 06:42:32,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:42:32,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [537342968] [2020-10-29 06:42:32,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:42:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:33,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:33,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:34,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:35,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:35,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-29 06:42:35,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 06:42:35,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2237 [2020-10-29 06:42:35,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:35,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:42:35,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-29 06:42:35,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 06:42:35,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:42:35,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:42:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:35,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:35,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:35,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:42:35,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:35,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 06:42:35,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:35,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:35,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:42:35,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:35,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:42:35,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 06:42:35,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:42:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:35,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:35,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:35,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-29 06:42:35,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:35,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 06:42:35,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:35,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 06:42:35,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:42:35,678 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 51 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:42:35,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [537342968] [2020-10-29 06:42:35,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:42:35,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 06:42:35,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061106603] [2020-10-29 06:42:35,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 06:42:35,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:42:35,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 06:42:35,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 06:42:35,683 INFO L87 Difference]: Start difference. First operand 425 states and 612 transitions. Second operand 5 states. [2020-10-29 06:42:38,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:42:38,701 INFO L93 Difference]: Finished difference Result 858 states and 1315 transitions. [2020-10-29 06:42:38,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:42:38,703 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2020-10-29 06:42:38,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:42:38,727 INFO L225 Difference]: With dead ends: 858 [2020-10-29 06:42:38,728 INFO L226 Difference]: Without dead ends: 632 [2020-10-29 06:42:38,729 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 [2020-10-29 06:42:38,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2020-10-29 06:42:38,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 626. [2020-10-29 06:42:38,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-29 06:42:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 872 transitions. [2020-10-29 06:42:38,766 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 872 transitions. Word has length 132 [2020-10-29 06:42:38,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:42:38,767 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 872 transitions. [2020-10-29 06:42:38,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 06:42:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 872 transitions. [2020-10-29 06:42:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-29 06:42:38,771 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:42:38,772 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 06:42:38,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 06:42:38,772 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:42:38,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:42:38,773 INFO L82 PathProgramCache]: Analyzing trace with hash -12511732, now seen corresponding path program 1 times [2020-10-29 06:42:38,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:42:38,774 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [101079651] [2020-10-29 06:42:38,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:42:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:38,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:38,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:40,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:40,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-29 06:42:40,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:42:40,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1752 [2020-10-29 06:42:40,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:40,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:42:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-29 06:42:40,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 06:42:40,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:40,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:42:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:40,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:40,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:40,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:42:40,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:40,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 06:42:40,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:40,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:40,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:42:40,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:40,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:42:40,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:42:40,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:42:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:40,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:40,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:40,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 06:42:40,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:40,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 06:42:40,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:40,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:40,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:40,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:40,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 06:42:40,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 51 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:42:40,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [101079651] [2020-10-29 06:42:40,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:42:40,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 06:42:40,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157311670] [2020-10-29 06:42:40,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 06:42:40,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:42:40,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 06:42:40,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 06:42:40,889 INFO L87 Difference]: Start difference. First operand 626 states and 872 transitions. Second operand 5 states. [2020-10-29 06:42:43,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:42:43,776 INFO L93 Difference]: Finished difference Result 1827 states and 2578 transitions. [2020-10-29 06:42:43,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:42:43,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2020-10-29 06:42:43,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:42:43,787 INFO L225 Difference]: With dead ends: 1827 [2020-10-29 06:42:43,788 INFO L226 Difference]: Without dead ends: 1207 [2020-10-29 06:42:43,790 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 [2020-10-29 06:42:43,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2020-10-29 06:42:43,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1203. [2020-10-29 06:42:43,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1203 states. [2020-10-29 06:42:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1203 states and 1593 transitions. [2020-10-29 06:42:43,842 INFO L78 Accepts]: Start accepts. Automaton has 1203 states and 1593 transitions. Word has length 133 [2020-10-29 06:42:43,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:42:43,843 INFO L481 AbstractCegarLoop]: Abstraction has 1203 states and 1593 transitions. [2020-10-29 06:42:43,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 06:42:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1593 transitions. [2020-10-29 06:42:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-29 06:42:43,849 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:42:43,849 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 06:42:43,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 06:42:43,849 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:42:43,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:42:43,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1632794560, now seen corresponding path program 1 times [2020-10-29 06:42:43,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:42:43,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1114187643] [2020-10-29 06:42:43,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:42:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:43,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:43,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:45,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:45,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-29 06:42:45,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:42:45,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1699 [2020-10-29 06:42:45,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:45,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:45,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 06:42:45,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 06:42:45,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 06:42:45,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:45,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:42:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:45,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:45,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:45,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:42:45,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:45,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 06:42:45,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:45,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:45,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:45,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:45,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 06:42:45,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:45,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:42:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:45,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:45,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:45,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-29 06:42:45,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:45,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-29 06:42:45,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:45,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:45,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:42:45,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 06:42:45,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 06:42:45,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:42:46,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1114187643] [2020-10-29 06:42:46,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 06:42:46,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 06:42:46,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508098960] [2020-10-29 06:42:46,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 06:42:46,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:42:46,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 06:42:46,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:42:46,215 INFO L87 Difference]: Start difference. First operand 1203 states and 1593 transitions. Second operand 7 states. [2020-10-29 06:42:49,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:42:49,595 INFO L93 Difference]: Finished difference Result 2423 states and 3247 transitions. [2020-10-29 06:42:49,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 06:42:49,596 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 154 [2020-10-29 06:42:49,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:42:49,604 INFO L225 Difference]: With dead ends: 2423 [2020-10-29 06:42:49,604 INFO L226 Difference]: Without dead ends: 1226 [2020-10-29 06:42:49,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-29 06:42:49,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2020-10-29 06:42:49,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 1021. [2020-10-29 06:42:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1021 states. [2020-10-29 06:42:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1336 transitions. [2020-10-29 06:42:49,649 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1336 transitions. Word has length 154 [2020-10-29 06:42:49,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:42:49,649 INFO L481 AbstractCegarLoop]: Abstraction has 1021 states and 1336 transitions. [2020-10-29 06:42:49,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 06:42:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1336 transitions. [2020-10-29 06:42:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-29 06:42:49,653 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:42:49,653 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 06:42:49,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 06:42:49,654 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:42:49,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:42:49,654 INFO L82 PathProgramCache]: Analyzing trace with hash 95654371, now seen corresponding path program 1 times [2020-10-29 06:42:49,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:42:49,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [410160667] [2020-10-29 06:42:49,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:42:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:49,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:50,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:50,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-29 06:42:50,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:50,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 412 [2020-10-29 06:42:50,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:50,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 06:42:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-29 06:42:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 06:42:50,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:42:50,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:42:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:50,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:50,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:50,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:42:50,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:50,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 06:42:50,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:50,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:50,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:42:50,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:50,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:42:50,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:50,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:42:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:50,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:50,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:50,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 06:42:50,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:50,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-29 06:42:50,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:50,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:50,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:50,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:50,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-29 06:42:50,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:50,573 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 51 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 06:42:50,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [410160667] [2020-10-29 06:42:50,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:42:50,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 06:42:50,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905615456] [2020-10-29 06:42:50,575 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 06:42:50,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:42:50,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 06:42:50,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 06:42:50,576 INFO L87 Difference]: Start difference. First operand 1021 states and 1336 transitions. Second operand 6 states. [2020-10-29 06:42:54,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:42:54,824 INFO L93 Difference]: Finished difference Result 3783 states and 5183 transitions. [2020-10-29 06:42:54,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 06:42:54,832 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 191 [2020-10-29 06:42:54,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:42:54,851 INFO L225 Difference]: With dead ends: 3783 [2020-10-29 06:42:54,852 INFO L226 Difference]: Without dead ends: 2768 [2020-10-29 06:42:54,856 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 06:42:54,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2768 states. [2020-10-29 06:42:54,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2768 to 2183. [2020-10-29 06:42:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2183 states. [2020-10-29 06:42:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 2997 transitions. [2020-10-29 06:42:54,946 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 2997 transitions. Word has length 191 [2020-10-29 06:42:54,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:42:54,946 INFO L481 AbstractCegarLoop]: Abstraction has 2183 states and 2997 transitions. [2020-10-29 06:42:54,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 06:42:54,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2997 transitions. [2020-10-29 06:42:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-10-29 06:42:54,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:42:54,957 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 06:42:54,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 06:42:54,957 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:42:54,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:42:54,958 INFO L82 PathProgramCache]: Analyzing trace with hash 1734582076, now seen corresponding path program 1 times [2020-10-29 06:42:54,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:42:54,958 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1958036591] [2020-10-29 06:42:54,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:42:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:55,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:55,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:56,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:57,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:57,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-10-29 06:42:57,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 06:42:57,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2010 [2020-10-29 06:42:57,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:57,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:57,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 06:42:57,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-29 06:42:57,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-29 06:42:57,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:57,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:42:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:57,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:57,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:57,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:42:57,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:57,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 06:42:57,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:57,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:57,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 06:42:57,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:57,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 06:42:57,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:57,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:42:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:57,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:57,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:57,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 06:42:57,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:42:57,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 06:42:57,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:57,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:57,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-29 06:42:57,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:57,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 06:42:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:42:57,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:57,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:42:57,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:42:57,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 06:42:57,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:42:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 283 [2020-10-29 06:42:57,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:42:57,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:42:57,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:42:57,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:42:57,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-29 06:42:57,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:42:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 102 proven. 4 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-29 06:42:58,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1958036591] [2020-10-29 06:42:58,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 06:42:58,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 06:42:58,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530103315] [2020-10-29 06:42:58,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 06:42:58,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:42:58,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 06:42:58,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 06:42:58,021 INFO L87 Difference]: Start difference. First operand 2183 states and 2997 transitions. Second operand 6 states. [2020-10-29 06:43:02,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:43:02,121 INFO L93 Difference]: Finished difference Result 7261 states and 10652 transitions. [2020-10-29 06:43:02,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 06:43:02,122 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 293 [2020-10-29 06:43:02,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:43:02,157 INFO L225 Difference]: With dead ends: 7261 [2020-10-29 06:43:02,157 INFO L226 Difference]: Without dead ends: 5084 [2020-10-29 06:43:02,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 06:43:02,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2020-10-29 06:43:02,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 4692. [2020-10-29 06:43:02,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4692 states. [2020-10-29 06:43:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 4692 states and 6428 transitions. [2020-10-29 06:43:02,348 INFO L78 Accepts]: Start accepts. Automaton has 4692 states and 6428 transitions. Word has length 293 [2020-10-29 06:43:02,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:43:02,349 INFO L481 AbstractCegarLoop]: Abstraction has 4692 states and 6428 transitions. [2020-10-29 06:43:02,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 06:43:02,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4692 states and 6428 transitions. [2020-10-29 06:43:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-10-29 06:43:02,365 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 06:43:02,366 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 06:43:02,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 06:43:02,366 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 06:43:02,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 06:43:02,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1706122491, now seen corresponding path program 1 times [2020-10-29 06:43:02,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 06:43:02,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [370728908] [2020-10-29 06:43:02,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 06:43:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:43:02,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:02,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:02,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:03,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:03,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:43:03,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 364 [2020-10-29 06:43:03,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 06:43:03,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1379 [2020-10-29 06:43:03,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:43:03,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:43:03,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:43:03,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 06:43:03,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 297 [2020-10-29 06:43:03,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:43:03,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 06:43:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:43:03,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:03,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:43:03,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 06:43:03,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 06:43:03,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 06:43:03,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:43:03,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:43:03,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:43:03,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:43:03,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 06:43:03,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:43:04,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 06:43:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:43:04,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:04,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:04,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:43:04,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 06:43:04,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:43:04,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-29 06:43:04,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:43:04,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:43:04,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:43:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 06:43:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-29 06:43:04,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 06:43:04,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 06:43:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 06:43:04,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:04,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 06:43:04,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 06:43:04,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-29 06:43:04,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 06:43:04,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 202 [2020-10-29 06:43:04,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 06:43:04,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 06:43:04,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 06:43:04,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 153 [2020-10-29 06:43:04,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 06:43:04,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 06:43:04,723 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-10-29 06:43:04,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [370728908] [2020-10-29 06:43:04,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 06:43:04,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 06:43:04,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816096405] [2020-10-29 06:43:04,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 06:43:04,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 06:43:04,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 06:43:04,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 06:43:04,727 INFO L87 Difference]: Start difference. First operand 4692 states and 6428 transitions. Second operand 6 states. [2020-10-29 06:43:06,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 06:43:06,770 INFO L93 Difference]: Finished difference Result 9182 states and 12544 transitions. [2020-10-29 06:43:06,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 06:43:06,771 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 350 [2020-10-29 06:43:06,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 06:43:06,773 INFO L225 Difference]: With dead ends: 9182 [2020-10-29 06:43:06,773 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 06:43:06,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-29 06:43:06,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 06:43:06,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 06:43:06,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 06:43:06,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 06:43:06,796 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 350 [2020-10-29 06:43:06,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 06:43:06,796 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 06:43:06,796 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 06:43:06,797 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 06:43:06,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 06:43:06,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 06:43:06,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 06:43:08,045 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 34 [2020-10-29 06:43:08,392 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 25 [2020-10-29 06:43:08,396 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 06:43:08,396 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 06:43:08,396 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 06:43:08,397 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 06:43:08,397 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 06:43:08,398 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a23~0 |old(~a23~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |old(#valid)| |#valid|) (= ~a3~0 |old(~a3~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a4~0 |old(~a4~0)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-10-29 06:43:08,398 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 06:43:08,399 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,399 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,399 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,399 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,400 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-29 06:43:08,400 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-29 06:43:08,400 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,400 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-29 06:43:08,401 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,402 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,403 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-29 06:43:08,403 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-29 06:43:08,403 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-29 06:43:08,403 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,403 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,404 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,404 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-29 06:43:08,405 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,406 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-29 06:43:08,407 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,408 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,408 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,408 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,408 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,408 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,409 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,409 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,409 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,409 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,411 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-29 06:43:08,412 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-29 06:43:08,412 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-29 06:43:08,412 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,412 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,413 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,413 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,413 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,413 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,414 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,416 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,417 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-29 06:43:08,418 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-29 06:43:08,419 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-29 06:43:08,419 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-29 06:43:08,419 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-29 06:43:08,419 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-29 06:43:08,419 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-29 06:43:08,419 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 24 1028) the Hoare annotation is: (let ((.cse0 (not (= ~a8~0 15))) (.cse1 (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)))) (and (or .cse0 (not (<= 247 |old(~a29~0)|)) .cse1) (or .cse0 .cse1 (= 9 |old(~a25~0)|)) (or .cse0 (= |old(~a4~0)| 1) .cse1) (or .cse0 (not (<= 0 (+ |old(~a23~0)| 42))) .cse1))) [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,420 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,421 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,422 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,423 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-29 06:43:08,424 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,425 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,426 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,427 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-29 06:43:08,428 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,429 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,430 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,431 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-29 06:43:08,434 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-29 06:43:08,434 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,434 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,434 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,434 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,434 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,435 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,436 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,437 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-29 06:43:08,437 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-29 06:43:08,438 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-29 06:43:08,439 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,439 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-29 06:43:08,439 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,439 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-29 06:43:08,440 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,440 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,440 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,440 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,440 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,442 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,442 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-29 06:43:08,442 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-29 06:43:08,442 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,443 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-29 06:43:08,444 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,445 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,445 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-29 06:43:08,445 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,445 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,445 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-29 06:43:08,445 INFO L270 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (not (= ~a8~0 15)))) (and (or .cse0 (= |old(~a4~0)| 1)) (or .cse0 (not (<= 247 |old(~a29~0)|))) (or .cse0 (= 9 |old(~a25~0)|)) (or .cse0 (not (<= 0 (+ |old(~a23~0)| 42)))))) [2020-10-29 06:43:08,445 INFO L274 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-10-29 06:43:08,446 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-29 06:43:08,446 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-29 06:43:08,446 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 06:43:08,446 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 312 ~a23~0) (= ~a8~0 15) (not (= ~a25~0 9)) (= ~a29~0 130)) [2020-10-29 06:43:08,446 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 06:43:08,446 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 06:43:08,446 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1030 1046) the Hoare annotation is: (or (not (= 130 |old(~a29~0)|)) (not (= ~a8~0 15)) (= 9 |old(~a25~0)|) (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a29~0 130)) (not (<= 312 |old(~a23~0)|))) [2020-10-29 06:43:08,446 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1030 1046) no Hoare annotation was computed. [2020-10-29 06:43:08,447 INFO L270 CegarLoopResult]: At program point L1044(line 1044) the Hoare annotation is: (or (<= 0 (+ ~a23~0 42)) (not (= 130 |old(~a29~0)|)) (not (= ~a8~0 15)) (= 9 |old(~a25~0)|) (not (= ~a4~0 1)) (not (= ~a25~0 9)) (not (<= 312 |old(~a23~0)|)) (<= 247 ~a29~0)) [2020-10-29 06:43:08,447 INFO L274 CegarLoopResult]: For program point L1044-1(line 1044) no Hoare annotation was computed. [2020-10-29 06:43:08,447 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-29 06:43:08,447 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (or (<= 0 (+ ~a23~0 42)) (not (= 130 |old(~a29~0)|)) (not (= ~a8~0 15)) (= 9 |old(~a25~0)|) (not (= ~a4~0 1)) (not (= ~a25~0 9)) (not (<= 312 |old(~a23~0)|)) (<= 247 ~a29~0)) [2020-10-29 06:43:08,447 INFO L274 CegarLoopResult]: For program point L1036-3(lines 1030 1046) no Hoare annotation was computed. [2020-10-29 06:43:08,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 06:43:08 BoogieIcfgContainer [2020-10-29 06:43:08,506 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 06:43:08,509 INFO L168 Benchmark]: Toolchain (without parser) took 43839.27 ms. Allocated memory was 163.6 MB in the beginning and 596.6 MB in the end (delta: 433.1 MB). Free memory was 136.0 MB in the beginning and 522.4 MB in the end (delta: -386.3 MB). Peak memory consumption was 360.1 MB. Max. memory is 8.0 GB. [2020-10-29 06:43:08,518 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 125.8 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 131.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 06:43:08,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 993.21 ms. Allocated memory is still 163.6 MB. Free memory was 135.4 MB in the beginning and 121.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. [2020-10-29 06:43:08,520 INFO L168 Benchmark]: Boogie Preprocessor took 187.43 ms. Allocated memory is still 163.6 MB. Free memory was 121.4 MB in the beginning and 113.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2020-10-29 06:43:08,520 INFO L168 Benchmark]: RCFGBuilder took 2177.54 ms. Allocated memory was 163.6 MB in the beginning and 198.2 MB in the end (delta: 34.6 MB). Free memory was 113.5 MB in the beginning and 116.4 MB in the end (delta: -2.9 MB). Peak memory consumption was 39.4 MB. Max. memory is 8.0 GB. [2020-10-29 06:43:08,524 INFO L168 Benchmark]: TraceAbstraction took 40466.40 ms. Allocated memory was 198.2 MB in the beginning and 596.6 MB in the end (delta: 398.5 MB). Free memory was 115.9 MB in the beginning and 522.4 MB in the end (delta: -406.5 MB). Peak memory consumption was 305.0 MB. Max. memory is 8.0 GB. [2020-10-29 06:43:08,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 125.8 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 131.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 993.21 ms. Allocated memory is still 163.6 MB. Free memory was 135.4 MB in the beginning and 121.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 187.43 ms. Allocated memory is still 163.6 MB. Free memory was 121.4 MB in the beginning and 113.5 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2177.54 ms. Allocated memory was 163.6 MB in the beginning and 198.2 MB in the end (delta: 34.6 MB). Free memory was 113.5 MB in the beginning and 116.4 MB in the end (delta: -2.9 MB). Peak memory consumption was 39.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 40466.40 ms. Allocated memory was 198.2 MB in the beginning and 596.6 MB in the end (delta: 398.5 MB). Free memory was 115.9 MB in the beginning and 522.4 MB in the end (delta: -406.5 MB). Peak memory consumption was 305.0 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: 1036]: Loop Invariant Derived loop invariant: ((((((0 <= a23 + 42 || !(130 == \old(a29))) || !(a8 == 15)) || 9 == \old(a25)) || !(a4 == 1)) || !(a25 == 9)) || !(312 <= \old(a23))) || 247 <= a29 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 296 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 38.6s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 23.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 312 SDtfs, 4127 SDslu, 419 SDs, 0 SdLazy, 8361 SolverSat, 1316 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 83 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4692occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 1201 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 163 PreInvPairs, 211 NumberOfFragments, 302 HoareAnnotationTreeSize, 163 FomulaSimplifications, 20956 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 2860 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 1313 NumberOfCodeBlocks, 1313 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1306 ConstructedInterpolants, 0 QuantifiedInterpolants, 701139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 640/647 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...