./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8726e54e507f4e5407a6f1ab8a73f56b359228a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:56:13,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:56:13,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:56:13,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:56:13,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:56:13,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:56:13,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:56:13,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:56:13,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:56:13,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:56:13,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:56:13,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:56:13,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:56:13,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:56:13,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:56:13,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:56:13,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:56:13,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:56:13,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:56:13,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:56:13,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:56:13,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:56:13,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:56:13,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:56:13,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:56:13,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:56:13,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:56:13,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:56:13,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:56:13,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:56:13,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:56:13,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:56:13,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:56:13,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:56:13,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:56:13,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:56:13,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:56:13,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:56:13,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:56:13,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:56:13,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:56:13,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 03:56:13,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:56:13,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:56:13,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:56:13,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:56:13,794 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:56:13,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:56:13,794 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:56:13,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:56:13,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:56:13,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:56:13,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:56:13,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:56:13,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:56:13,796 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:56:13,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:56:13,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:56:13,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:56:13,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:56:13,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:56:13,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:56:13,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 03:56:13,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 03:56:13,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:56:13,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:56:13,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:56:13,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:56:13,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:56:13,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:56:13,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8726e54e507f4e5407a6f1ab8a73f56b359228a [2019-11-20 03:56:13,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:56:13,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:56:13,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:56:13,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:56:13,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:56:13,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-11-20 03:56:14,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/data/81b9f991d/c888e7d9019747da831d4bbdca1e489d/FLAG4c1ce0954 [2019-11-20 03:56:14,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:56:14,505 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-11-20 03:56:14,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/data/81b9f991d/c888e7d9019747da831d4bbdca1e489d/FLAG4c1ce0954 [2019-11-20 03:56:14,826 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/data/81b9f991d/c888e7d9019747da831d4bbdca1e489d [2019-11-20 03:56:14,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:56:14,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:56:14,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:56:14,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:56:14,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:56:14,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:56:14" (1/1) ... [2019-11-20 03:56:14,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f2b762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:14, skipping insertion in model container [2019-11-20 03:56:14,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:56:14" (1/1) ... [2019-11-20 03:56:14,850 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:56:14,896 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:56:15,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:56:15,390 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:56:15,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:56:15,508 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:56:15,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15 WrapperNode [2019-11-20 03:56:15,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:56:15,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:56:15,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:56:15,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:56:15,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:56:15,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:56:15,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:56:15,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:56:15,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... [2019-11-20 03:56:15,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:56:15,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:56:15,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:56:15,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:56:15,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/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 [2019-11-20 03:56:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:56:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:56:16,923 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:56:16,924 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 03:56:16,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:56:16 BoogieIcfgContainer [2019-11-20 03:56:16,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:56:16,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 03:56:16,926 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 03:56:16,929 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 03:56:16,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:56:14" (1/3) ... [2019-11-20 03:56:16,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56d49fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:56:16, skipping insertion in model container [2019-11-20 03:56:16,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:15" (2/3) ... [2019-11-20 03:56:16,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56d49fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:56:16, skipping insertion in model container [2019-11-20 03:56:16,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:56:16" (3/3) ... [2019-11-20 03:56:16,933 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label42.c [2019-11-20 03:56:16,942 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 03:56:16,948 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 03:56:16,959 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 03:56:16,984 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 03:56:16,985 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 03:56:16,985 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 03:56:16,985 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:56:16,985 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:56:16,986 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 03:56:16,986 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:56:16,986 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 03:56:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-20 03:56:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 03:56:17,026 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:17,026 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:17,027 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:17,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:17,032 INFO L82 PathProgramCache]: Analyzing trace with hash 499493077, now seen corresponding path program 1 times [2019-11-20 03:56:17,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:17,041 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018826775] [2019-11-20 03:56:17,042 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:17,503 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018826775] [2019-11-20 03:56:17,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:17,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:56:17,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64432321] [2019-11-20 03:56:17,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:56:17,512 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:17,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:56:17,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:56:17,528 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-20 03:56:19,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:19,046 INFO L93 Difference]: Finished difference Result 748 states and 1324 transitions. [2019-11-20 03:56:19,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:56:19,048 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2019-11-20 03:56:19,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:19,071 INFO L225 Difference]: With dead ends: 748 [2019-11-20 03:56:19,071 INFO L226 Difference]: Without dead ends: 454 [2019-11-20 03:56:19,075 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:56:19,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2019-11-20 03:56:19,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 451. [2019-11-20 03:56:19,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2019-11-20 03:56:19,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 616 transitions. [2019-11-20 03:56:19,145 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 616 transitions. Word has length 100 [2019-11-20 03:56:19,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:19,146 INFO L462 AbstractCegarLoop]: Abstraction has 451 states and 616 transitions. [2019-11-20 03:56:19,146 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:56:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 616 transitions. [2019-11-20 03:56:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 03:56:19,154 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:19,154 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:19,154 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:19,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:19,155 INFO L82 PathProgramCache]: Analyzing trace with hash 396760741, now seen corresponding path program 1 times [2019-11-20 03:56:19,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:19,155 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249480340] [2019-11-20 03:56:19,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:19,227 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249480340] [2019-11-20 03:56:19,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:19,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 03:56:19,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743442605] [2019-11-20 03:56:19,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:19,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:19,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:19,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:19,230 INFO L87 Difference]: Start difference. First operand 451 states and 616 transitions. Second operand 3 states. [2019-11-20 03:56:19,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:19,771 INFO L93 Difference]: Finished difference Result 1323 states and 1809 transitions. [2019-11-20 03:56:19,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:19,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2019-11-20 03:56:19,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:19,777 INFO L225 Difference]: With dead ends: 1323 [2019-11-20 03:56:19,777 INFO L226 Difference]: Without dead ends: 874 [2019-11-20 03:56:19,780 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:19,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2019-11-20 03:56:19,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 874. [2019-11-20 03:56:19,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 874 states. [2019-11-20 03:56:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1139 transitions. [2019-11-20 03:56:19,820 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1139 transitions. Word has length 117 [2019-11-20 03:56:19,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:19,820 INFO L462 AbstractCegarLoop]: Abstraction has 874 states and 1139 transitions. [2019-11-20 03:56:19,820 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:19,821 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1139 transitions. [2019-11-20 03:56:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 03:56:19,827 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:19,828 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:19,828 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:19,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:19,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1844290899, now seen corresponding path program 1 times [2019-11-20 03:56:19,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:19,829 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062391670] [2019-11-20 03:56:19,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:19,960 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062391670] [2019-11-20 03:56:19,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:19,960 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:56:19,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282761893] [2019-11-20 03:56:19,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:56:19,961 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:19,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:56:19,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:56:19,964 INFO L87 Difference]: Start difference. First operand 874 states and 1139 transitions. Second operand 4 states. [2019-11-20 03:56:20,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:20,514 INFO L93 Difference]: Finished difference Result 2154 states and 2796 transitions. [2019-11-20 03:56:20,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:56:20,514 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 133 [2019-11-20 03:56:20,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:20,526 INFO L225 Difference]: With dead ends: 2154 [2019-11-20 03:56:20,527 INFO L226 Difference]: Without dead ends: 1282 [2019-11-20 03:56:20,528 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:56:20,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2019-11-20 03:56:20,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 862. [2019-11-20 03:56:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 862 states. [2019-11-20 03:56:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1063 transitions. [2019-11-20 03:56:20,556 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1063 transitions. Word has length 133 [2019-11-20 03:56:20,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:20,559 INFO L462 AbstractCegarLoop]: Abstraction has 862 states and 1063 transitions. [2019-11-20 03:56:20,559 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:56:20,559 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1063 transitions. [2019-11-20 03:56:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 03:56:20,570 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:20,570 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:20,570 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:20,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:20,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1961644753, now seen corresponding path program 1 times [2019-11-20 03:56:20,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:20,571 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547192897] [2019-11-20 03:56:20,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:56:20,676 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547192897] [2019-11-20 03:56:20,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:20,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:56:20,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943589297] [2019-11-20 03:56:20,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:20,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:20,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:20,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:20,679 INFO L87 Difference]: Start difference. First operand 862 states and 1063 transitions. Second operand 3 states. [2019-11-20 03:56:21,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:21,160 INFO L93 Difference]: Finished difference Result 2286 states and 2790 transitions. [2019-11-20 03:56:21,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:21,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2019-11-20 03:56:21,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:21,168 INFO L225 Difference]: With dead ends: 2286 [2019-11-20 03:56:21,168 INFO L226 Difference]: Without dead ends: 1426 [2019-11-20 03:56:21,170 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:21,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2019-11-20 03:56:21,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1143. [2019-11-20 03:56:21,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1143 states. [2019-11-20 03:56:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1143 states and 1399 transitions. [2019-11-20 03:56:21,199 INFO L78 Accepts]: Start accepts. Automaton has 1143 states and 1399 transitions. Word has length 139 [2019-11-20 03:56:21,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:21,199 INFO L462 AbstractCegarLoop]: Abstraction has 1143 states and 1399 transitions. [2019-11-20 03:56:21,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1399 transitions. [2019-11-20 03:56:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 03:56:21,202 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:21,203 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:21,203 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:21,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:21,203 INFO L82 PathProgramCache]: Analyzing trace with hash -435160690, now seen corresponding path program 1 times [2019-11-20 03:56:21,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:21,204 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219071395] [2019-11-20 03:56:21,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 03:56:21,287 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219071395] [2019-11-20 03:56:21,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:21,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:56:21,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169031465] [2019-11-20 03:56:21,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:21,289 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:21,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:21,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:21,290 INFO L87 Difference]: Start difference. First operand 1143 states and 1399 transitions. Second operand 3 states. [2019-11-20 03:56:21,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:21,862 INFO L93 Difference]: Finished difference Result 2566 states and 3148 transitions. [2019-11-20 03:56:21,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:21,862 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2019-11-20 03:56:21,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:21,870 INFO L225 Difference]: With dead ends: 2566 [2019-11-20 03:56:21,870 INFO L226 Difference]: Without dead ends: 1425 [2019-11-20 03:56:21,872 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:21,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2019-11-20 03:56:21,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1423. [2019-11-20 03:56:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1423 states. [2019-11-20 03:56:21,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1704 transitions. [2019-11-20 03:56:21,902 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1704 transitions. Word has length 144 [2019-11-20 03:56:21,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:21,903 INFO L462 AbstractCegarLoop]: Abstraction has 1423 states and 1704 transitions. [2019-11-20 03:56:21,903 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1704 transitions. [2019-11-20 03:56:21,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:56:21,906 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:21,906 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 03:56:21,907 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:21,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:21,907 INFO L82 PathProgramCache]: Analyzing trace with hash -266021720, now seen corresponding path program 1 times [2019-11-20 03:56:21,907 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:21,907 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845856904] [2019-11-20 03:56:21,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:56:21,973 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845856904] [2019-11-20 03:56:21,974 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:21,974 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 03:56:21,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075299890] [2019-11-20 03:56:21,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 03:56:21,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:21,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 03:56:21,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:56:21,976 INFO L87 Difference]: Start difference. First operand 1423 states and 1704 transitions. Second operand 4 states. [2019-11-20 03:56:22,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:22,782 INFO L93 Difference]: Finished difference Result 3404 states and 4091 transitions. [2019-11-20 03:56:22,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 03:56:22,783 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2019-11-20 03:56:22,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:22,792 INFO L225 Difference]: With dead ends: 3404 [2019-11-20 03:56:22,792 INFO L226 Difference]: Without dead ends: 1700 [2019-11-20 03:56:22,794 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 03:56:22,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2019-11-20 03:56:22,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1560. [2019-11-20 03:56:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1560 states. [2019-11-20 03:56:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 1725 transitions. [2019-11-20 03:56:22,832 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 1725 transitions. Word has length 146 [2019-11-20 03:56:22,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:22,833 INFO L462 AbstractCegarLoop]: Abstraction has 1560 states and 1725 transitions. [2019-11-20 03:56:22,833 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 03:56:22,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1725 transitions. [2019-11-20 03:56:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 03:56:22,837 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:22,837 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 03:56:22,837 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:22,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:22,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1950870258, now seen corresponding path program 1 times [2019-11-20 03:56:22,841 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:22,842 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019609836] [2019-11-20 03:56:22,842 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:23,011 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:56:23,012 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019609836] [2019-11-20 03:56:23,012 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1828043362] [2019-11-20 03:56:23,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 03:56:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:23,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-20 03:56:23,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:56:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:56:23,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 03:56:23,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2019-11-20 03:56:23,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460272437] [2019-11-20 03:56:23,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:23,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:23,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:23,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-20 03:56:23,192 INFO L87 Difference]: Start difference. First operand 1560 states and 1725 transitions. Second operand 3 states. [2019-11-20 03:56:23,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:23,608 INFO L93 Difference]: Finished difference Result 3397 states and 3747 transitions. [2019-11-20 03:56:23,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:23,608 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-11-20 03:56:23,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:23,617 INFO L225 Difference]: With dead ends: 3397 [2019-11-20 03:56:23,617 INFO L226 Difference]: Without dead ends: 1697 [2019-11-20 03:56:23,620 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-20 03:56:23,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1697 states. [2019-11-20 03:56:23,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1697 to 1695. [2019-11-20 03:56:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1695 states. [2019-11-20 03:56:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1695 states and 1803 transitions. [2019-11-20 03:56:23,655 INFO L78 Accepts]: Start accepts. Automaton has 1695 states and 1803 transitions. Word has length 150 [2019-11-20 03:56:23,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:23,655 INFO L462 AbstractCegarLoop]: Abstraction has 1695 states and 1803 transitions. [2019-11-20 03:56:23,656 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:23,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1803 transitions. [2019-11-20 03:56:23,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 03:56:23,659 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:23,660 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:23,872 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 03:56:23,872 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:23,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:23,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1731681118, now seen corresponding path program 1 times [2019-11-20 03:56:23,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:23,873 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075437686] [2019-11-20 03:56:23,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:24,053 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:56:24,054 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075437686] [2019-11-20 03:56:24,054 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450365793] [2019-11-20 03:56:24,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 03:56:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:24,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 03:56:24,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:56:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:56:24,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 03:56:24,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2019-11-20 03:56:24,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279078663] [2019-11-20 03:56:24,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:24,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:24,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:24,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-20 03:56:24,233 INFO L87 Difference]: Start difference. First operand 1695 states and 1803 transitions. Second operand 3 states. [2019-11-20 03:56:24,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:24,691 INFO L93 Difference]: Finished difference Result 4518 states and 4819 transitions. [2019-11-20 03:56:24,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:24,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2019-11-20 03:56:24,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:24,707 INFO L225 Difference]: With dead ends: 4518 [2019-11-20 03:56:24,707 INFO L226 Difference]: Without dead ends: 2965 [2019-11-20 03:56:24,710 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-20 03:56:24,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2019-11-20 03:56:24,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2019-11-20 03:56:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2019-11-20 03:56:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3160 transitions. [2019-11-20 03:56:24,775 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3160 transitions. Word has length 168 [2019-11-20 03:56:24,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:24,776 INFO L462 AbstractCegarLoop]: Abstraction has 2965 states and 3160 transitions. [2019-11-20 03:56:24,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3160 transitions. [2019-11-20 03:56:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 03:56:24,781 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:24,781 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:24,985 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 03:56:24,985 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:24,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:24,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1863728915, now seen corresponding path program 1 times [2019-11-20 03:56:24,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:24,986 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917020684] [2019-11-20 03:56:24,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 03:56:25,073 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917020684] [2019-11-20 03:56:25,073 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:25,073 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:56:25,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719183216] [2019-11-20 03:56:25,074 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:25,074 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:25,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:25,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:25,075 INFO L87 Difference]: Start difference. First operand 2965 states and 3160 transitions. Second operand 3 states. [2019-11-20 03:56:25,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:25,532 INFO L93 Difference]: Finished difference Result 4660 states and 4962 transitions. [2019-11-20 03:56:25,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:25,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2019-11-20 03:56:25,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:25,547 INFO L225 Difference]: With dead ends: 4660 [2019-11-20 03:56:25,547 INFO L226 Difference]: Without dead ends: 2965 [2019-11-20 03:56:25,549 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:25,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2019-11-20 03:56:25,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2825. [2019-11-20 03:56:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2825 states. [2019-11-20 03:56:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2825 states and 3011 transitions. [2019-11-20 03:56:25,604 INFO L78 Accepts]: Start accepts. Automaton has 2825 states and 3011 transitions. Word has length 172 [2019-11-20 03:56:25,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:25,604 INFO L462 AbstractCegarLoop]: Abstraction has 2825 states and 3011 transitions. [2019-11-20 03:56:25,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3011 transitions. [2019-11-20 03:56:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 03:56:25,614 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:56:25,614 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:56:25,615 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:56:25,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:25,615 INFO L82 PathProgramCache]: Analyzing trace with hash 927349297, now seen corresponding path program 1 times [2019-11-20 03:56:25,615 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:56:25,615 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613473163] [2019-11-20 03:56:25,616 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:56:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:56:25,728 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613473163] [2019-11-20 03:56:25,729 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:56:25,729 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:56:25,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170134822] [2019-11-20 03:56:25,730 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 03:56:25,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:56:25,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:56:25,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:25,730 INFO L87 Difference]: Start difference. First operand 2825 states and 3011 transitions. Second operand 3 states. [2019-11-20 03:56:26,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:56:26,126 INFO L93 Difference]: Finished difference Result 3665 states and 3891 transitions. [2019-11-20 03:56:26,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:56:26,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2019-11-20 03:56:26,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:56:26,127 INFO L225 Difference]: With dead ends: 3665 [2019-11-20 03:56:26,127 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 03:56:26,131 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:56:26,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 03:56:26,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 03:56:26,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 03:56:26,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 03:56:26,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2019-11-20 03:56:26,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:56:26,132 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:56:26,132 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 03:56:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 03:56:26,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:56:26,137 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 03:56:26,534 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2019-11-20 03:56:26,860 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-20 03:56:26,863 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,864 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-20 03:56:26,865 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-20 03:56:26,866 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-20 03:56:26,867 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-20 03:56:26,868 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-20 03:56:26,869 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-20 03:56:26,874 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-20 03:56:26,874 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,874 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,874 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,875 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-20 03:56:26,875 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-20 03:56:26,875 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-20 03:56:26,878 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-20 03:56:26,878 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-20 03:56:26,878 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,878 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,878 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-20 03:56:26,879 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-20 03:56:26,880 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-20 03:56:26,880 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-20 03:56:26,880 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 03:56:26,880 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 472) no Hoare annotation was computed. [2019-11-20 03:56:26,880 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-20 03:56:26,880 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-20 03:56:26,881 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-20 03:56:26,882 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-20 03:56:26,882 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-20 03:56:26,882 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-20 03:56:26,883 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse13 (not (= 8 ~a28~0))) (.cse10 (= ~a19~0 1)) (.cse11 (not (= ~a17~0 9)))) (let ((.cse8 (= ~a25~0 1)) (.cse0 (and .cse13 .cse10 .cse11)) (.cse9 (not (= ~a28~0 11)))) (let ((.cse5 (and .cse0 .cse9)) (.cse3 (= ~a28~0 7)) (.cse6 (= ~a11~0 1)) (.cse12 (not .cse8)) (.cse7 (and .cse13 .cse11)) (.cse1 (= 10 ~a28~0)) (.cse2 (= ~a17~0 8)) (.cse4 (<= ~a11~0 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8 .cse6 .cse9) (and .cse7 .cse1 .cse6) (and .cse8 (and .cse10 .cse3 .cse11)) (and .cse5 .cse4) (and .cse2 .cse3 .cse6) (and .cse12 .cse7 .cse4 .cse9) (and (<= 11 ~a28~0) .cse0 .cse8) (and .cse12 .cse2 .cse4 .cse9) (and .cse7 .cse4 .cse1) (and .cse2 .cse10 .cse4 .cse9))))) [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-20 03:56:26,884 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-20 03:56:26,885 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,886 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,887 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-20 03:56:26,887 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-20 03:56:26,887 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-20 03:56:26,887 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-20 03:56:26,887 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-20 03:56:26,887 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-20 03:56:26,888 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse13 (not (= 8 ~a28~0))) (.cse10 (= ~a19~0 1)) (.cse11 (not (= ~a17~0 9)))) (let ((.cse8 (= ~a25~0 1)) (.cse0 (and .cse13 .cse10 .cse11)) (.cse9 (not (= ~a28~0 11)))) (let ((.cse5 (and .cse0 .cse9)) (.cse3 (= ~a28~0 7)) (.cse6 (= ~a11~0 1)) (.cse12 (not .cse8)) (.cse7 (and .cse13 .cse11)) (.cse1 (= 10 ~a28~0)) (.cse2 (= ~a17~0 8)) (.cse4 (<= ~a11~0 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6) (and .cse7 .cse8 .cse6 .cse9) (and .cse7 .cse1 .cse6) (and .cse8 (and .cse10 .cse3 .cse11)) (and .cse5 .cse4) (and .cse2 .cse3 .cse6) (and .cse12 .cse7 .cse4 .cse9) (and (<= 11 ~a28~0) .cse0 .cse8) (and .cse12 .cse2 .cse4 .cse9) (and .cse7 .cse4 .cse1) (and .cse2 .cse10 .cse4 .cse9))))) [2019-11-20 03:56:26,888 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,888 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,888 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-20 03:56:26,888 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-20 03:56:26,888 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-20 03:56:26,888 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-20 03:56:26,889 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,890 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-20 03:56:26,891 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-20 03:56:26,892 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-20 03:56:26,893 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,894 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-20 03:56:26,895 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-20 03:56:26,896 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-20 03:56:26,897 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-20 03:56:26,898 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-20 03:56:26,899 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-20 03:56:26,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 03:56:26 BoogieIcfgContainer [2019-11-20 03:56:26,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 03:56:26,944 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:56:26,944 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:56:26,944 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:56:26,945 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:56:16" (3/4) ... [2019-11-20 03:56:26,947 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:56:26,972 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 03:56:26,977 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 03:56:27,152 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9ac514b2-1081-48f1-afac-2d5a14c69fc9/bin/uautomizer/witness.graphml [2019-11-20 03:56:27,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:56:27,153 INFO L168 Benchmark]: Toolchain (without parser) took 12317.62 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.5 MB). Free memory was 946.1 MB in the beginning and 894.7 MB in the end (delta: 51.4 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,154 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:56:27,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,155 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,155 INFO L168 Benchmark]: Boogie Preprocessor took 70.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,156 INFO L168 Benchmark]: RCFGBuilder took 1258.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.1 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,156 INFO L168 Benchmark]: TraceAbstraction took 10017.36 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Free memory was 996.1 MB in the beginning and 912.8 MB in the end (delta: 83.3 MB). Peak memory consumption was 192.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,156 INFO L168 Benchmark]: Witness Printer took 208.61 ms. Allocated memory is still 1.3 GB. Free memory was 912.8 MB in the beginning and 894.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:27,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 672.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1258.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.1 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10017.36 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Free memory was 996.1 MB in the beginning and 912.8 MB in the end (delta: 83.3 MB). Peak memory consumption was 192.9 MB. Max. memory is 11.5 GB. * Witness Printer took 208.61 ms. Allocated memory is still 1.3 GB. Free memory was 912.8 MB in the beginning and 894.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 472]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && 10 == a28) || ((a17 == 8 && a28 == 7) && a11 <= 0)) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 == 1)) || ((((!(8 == a28) && !(a17 == 9)) && a25 == 1) && a11 == 1) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && 10 == a28) && a11 == 1)) || (a25 == 1 && (a19 == 1 && a28 == 7) && !(a17 == 9))) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 <= 0)) || ((a17 == 8 && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && !(8 == a28) && !(a17 == 9)) && a11 <= 0) && !(a28 == 11))) || ((11 <= a28 && (!(8 == a28) && a19 == 1) && !(a17 == 9)) && a25 == 1)) || (((!(a25 == 1) && a17 == 8) && a11 <= 0) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && a11 <= 0) && 10 == a28)) || (((a17 == 8 && a19 == 1) && a11 <= 0) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && 10 == a28) || ((a17 == 8 && a28 == 7) && a11 <= 0)) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 == 1)) || ((((!(8 == a28) && !(a17 == 9)) && a25 == 1) && a11 == 1) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && 10 == a28) && a11 == 1)) || (a25 == 1 && (a19 == 1 && a28 == 7) && !(a17 == 9))) || ((((!(8 == a28) && a19 == 1) && !(a17 == 9)) && !(a28 == 11)) && a11 <= 0)) || ((a17 == 8 && a28 == 7) && a11 == 1)) || (((!(a25 == 1) && !(8 == a28) && !(a17 == 9)) && a11 <= 0) && !(a28 == 11))) || ((11 <= a28 && (!(8 == a28) && a19 == 1) && !(a17 == 9)) && a25 == 1)) || (((!(a25 == 1) && a17 == 8) && a11 <= 0) && !(a28 == 11))) || (((!(8 == a28) && !(a17 == 9)) && a11 <= 0) && 10 == a28)) || (((a17 == 8 && a19 == 1) && a11 <= 0) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 9.9s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 1065 SDtfs, 1945 SDslu, 163 SDs, 0 SdLazy, 3995 SolverSat, 768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 354 GetRequests, 329 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2965occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 990 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 42 NumberOfFragments, 431 HoareAnnotationTreeSize, 3 FomulaSimplifications, 222 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 848 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1780 NumberOfCodeBlocks, 1780 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1768 ConstructedInterpolants, 0 QuantifiedInterpolants, 536707 SizeOfPredicates, 1 NumberOfNonLiveVariables, 580 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 853/855 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...