./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d72d8b32d23c090e7c4c923093cd0c146af9199e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:01:58,414 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:01:58,415 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:01:58,426 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:01:58,426 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:01:58,427 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:01:58,428 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:01:58,429 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:01:58,430 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:01:58,431 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:01:58,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:01:58,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:01:58,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:01:58,434 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:01:58,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:01:58,435 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:01:58,436 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:01:58,437 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:01:58,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:01:58,440 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:01:58,441 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:01:58,442 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:01:58,444 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:01:58,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:01:58,445 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:01:58,445 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:01:58,446 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:01:58,447 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:01:58,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:01:58,449 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:01:58,449 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:01:58,450 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:01:58,450 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:01:58,450 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:01:58,451 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:01:58,451 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:01:58,452 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 13:01:58,462 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:01:58,462 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:01:58,463 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:01:58,463 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:01:58,464 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:01:58,464 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:01:58,465 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:01:58,465 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:01:58,465 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:01:58,465 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:01:58,465 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:01:58,465 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:01:58,466 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:01:58,466 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:01:58,466 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:01:58,466 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:01:58,466 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:01:58,466 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:01:58,466 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:01:58,467 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:01:58,467 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:01:58,467 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:01:58,467 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:01:58,467 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:01:58,467 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:01:58,467 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:01:58,468 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:01:58,468 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:01:58,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:01:58,468 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak 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 -> Kojak 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 -> d72d8b32d23c090e7c4c923093cd0c146af9199e [2018-11-23 13:01:58,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:01:58,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:01:58,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:01:58,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:01:58,511 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:01:58,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c [2018-11-23 13:01:58,548 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/data/9c1d2e5fe/4bcaf858bc5e43baa0cc6f99f461c3c7/FLAGb6b077321 [2018-11-23 13:01:59,021 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:01:59,022 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c [2018-11-23 13:01:59,031 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/data/9c1d2e5fe/4bcaf858bc5e43baa0cc6f99f461c3c7/FLAGb6b077321 [2018-11-23 13:01:59,531 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/data/9c1d2e5fe/4bcaf858bc5e43baa0cc6f99f461c3c7 [2018-11-23 13:01:59,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:01:59,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:01:59,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:01:59,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:01:59,537 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:01:59,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:01:59,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c8d80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59, skipping insertion in model container [2018-11-23 13:01:59,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:01:59,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:01:59,577 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:01:59,835 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:01:59,839 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:01:59,910 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:01:59,921 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:01:59,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59 WrapperNode [2018-11-23 13:01:59,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:01:59,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:01:59,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:01:59,922 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:01:59,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:01:59,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:02:00,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:02:00,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:02:00,027 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:02:00,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... [2018-11-23 13:02:00,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:02:00,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:02:00,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:02:00,068 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:02:00,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 13:02:00,115 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 13:02:00,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:02:00,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:02:01,502 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:02:01,502 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 13:02:01,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:01 BoogieIcfgContainer [2018-11-23 13:02:01,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:02:01,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:02:01,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:02:01,510 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:02:01,510 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:01" (1/1) ... [2018-11-23 13:02:01,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:02:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 13:02:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 13:02:01,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:02:01,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:02:02,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-11-23 13:02:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-11-23 13:02:02,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 13:02:02,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:02:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 242 states and 325 transitions. [2018-11-23 13:02:02,683 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 325 transitions. [2018-11-23 13:02:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:02:02,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:02:02,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:02,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2018-11-23 13:02:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2018-11-23 13:02:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 13:02:02,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:02,935 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:02:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:03,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2018-11-23 13:02:03,059 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2018-11-23 13:02:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:02:03,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 266 states and 360 transitions. [2018-11-23 13:02:03,281 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 360 transitions. [2018-11-23 13:02:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 13:02:03,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:03,375 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:03,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 284 states and 385 transitions. [2018-11-23 13:02:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 385 transitions. [2018-11-23 13:02:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 13:02:03,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 305 states and 414 transitions. [2018-11-23 13:02:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 414 transitions. [2018-11-23 13:02:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 13:02:04,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:04,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:04,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 309 states and 421 transitions. [2018-11-23 13:02:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 421 transitions. [2018-11-23 13:02:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 13:02:04,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:02:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:04,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 327 states and 443 transitions. [2018-11-23 13:02:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 443 transitions. [2018-11-23 13:02:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 13:02:04,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:04,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:04,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 331 states and 447 transitions. [2018-11-23 13:02:04,656 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 447 transitions. [2018-11-23 13:02:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 13:02:04,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:02:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 335 states and 453 transitions. [2018-11-23 13:02:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 453 transitions. [2018-11-23 13:02:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 13:02:04,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:02:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 346 states and 469 transitions. [2018-11-23 13:02:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 469 transitions. [2018-11-23 13:02:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 13:02:05,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:02:05,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 347 states and 472 transitions. [2018-11-23 13:02:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 472 transitions. [2018-11-23 13:02:05,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 13:02:05,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:02:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 364 states and 490 transitions. [2018-11-23 13:02:05,811 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 490 transitions. [2018-11-23 13:02:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 13:02:05,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:06,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 394 states and 529 transitions. [2018-11-23 13:02:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 529 transitions. [2018-11-23 13:02:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 13:02:06,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 424 states and 565 transitions. [2018-11-23 13:02:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 565 transitions. [2018-11-23 13:02:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 13:02:07,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 427 states and 569 transitions. [2018-11-23 13:02:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 569 transitions. [2018-11-23 13:02:07,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 13:02:07,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 443 states and 587 transitions. [2018-11-23 13:02:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 587 transitions. [2018-11-23 13:02:07,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 13:02:07,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:08,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 444 states and 589 transitions. [2018-11-23 13:02:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 589 transitions. [2018-11-23 13:02:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 13:02:08,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:08,121 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:08,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:08,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 463 states and 611 transitions. [2018-11-23 13:02:08,410 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 611 transitions. [2018-11-23 13:02:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 13:02:08,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:02:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 467 states and 614 transitions. [2018-11-23 13:02:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 614 transitions. [2018-11-23 13:02:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 13:02:08,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:02:08,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 499 states and 646 transitions. [2018-11-23 13:02:08,848 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 646 transitions. [2018-11-23 13:02:08,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 13:02:08,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:02:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 504 states and 650 transitions. [2018-11-23 13:02:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 650 transitions. [2018-11-23 13:02:08,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 13:02:08,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 518 states and 665 transitions. [2018-11-23 13:02:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 665 transitions. [2018-11-23 13:02:09,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:02:09,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 530 states and 676 transitions. [2018-11-23 13:02:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 676 transitions. [2018-11-23 13:02:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 13:02:09,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 570 states and 728 transitions. [2018-11-23 13:02:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 728 transitions. [2018-11-23 13:02:11,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 13:02:11,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:11,144 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 585 states and 742 transitions. [2018-11-23 13:02:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 742 transitions. [2018-11-23 13:02:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 13:02:11,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:11,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 597 states and 753 transitions. [2018-11-23 13:02:11,626 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 753 transitions. [2018-11-23 13:02:11,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:02:11,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:11,674 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:11,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 616 states and 772 transitions. [2018-11-23 13:02:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 772 transitions. [2018-11-23 13:02:11,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 13:02:11,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:02:11,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:11,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 617 states and 773 transitions. [2018-11-23 13:02:11,920 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 773 transitions. [2018-11-23 13:02:11,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 13:02:11,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:12,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 622 states and 781 transitions. [2018-11-23 13:02:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 781 transitions. [2018-11-23 13:02:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 13:02:12,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:12,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 624 states and 783 transitions. [2018-11-23 13:02:12,466 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 783 transitions. [2018-11-23 13:02:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 13:02:12,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:12,543 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:12,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 625 states and 784 transitions. [2018-11-23 13:02:12,569 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 784 transitions. [2018-11-23 13:02:12,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 13:02:12,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:02:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 639 states and 798 transitions. [2018-11-23 13:02:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 798 transitions. [2018-11-23 13:02:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 13:02:12,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 13:02:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 718 states and 879 transitions. [2018-11-23 13:02:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 879 transitions. [2018-11-23 13:02:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 13:02:13,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:13,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 732 states and 893 transitions. [2018-11-23 13:02:13,806 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 893 transitions. [2018-11-23 13:02:13,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 13:02:13,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 735 states and 896 transitions. [2018-11-23 13:02:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 896 transitions. [2018-11-23 13:02:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 13:02:13,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:13,950 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:14,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 736 states and 897 transitions. [2018-11-23 13:02:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 897 transitions. [2018-11-23 13:02:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 13:02:14,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:14,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 751 states and 911 transitions. [2018-11-23 13:02:14,565 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 911 transitions. [2018-11-23 13:02:14,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 13:02:14,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:15,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:15,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 764 states and 925 transitions. [2018-11-23 13:02:15,013 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 925 transitions. [2018-11-23 13:02:15,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 13:02:15,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 767 states and 928 transitions. [2018-11-23 13:02:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 928 transitions. [2018-11-23 13:02:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 13:02:15,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:15,373 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 13:02:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:16,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 846 states and 1017 transitions. [2018-11-23 13:02:16,765 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1017 transitions. [2018-11-23 13:02:16,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 13:02:16,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:17,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 876 states and 1050 transitions. [2018-11-23 13:02:17,487 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1050 transitions. [2018-11-23 13:02:17,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:02:17,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 893 states and 1071 transitions. [2018-11-23 13:02:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1071 transitions. [2018-11-23 13:02:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:02:18,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 905 states and 1082 transitions. [2018-11-23 13:02:18,906 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1082 transitions. [2018-11-23 13:02:18,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:02:18,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 934 states and 1113 transitions. [2018-11-23 13:02:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1113 transitions. [2018-11-23 13:02:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:02:19,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:19,449 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:19,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 937 states and 1116 transitions. [2018-11-23 13:02:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1116 transitions. [2018-11-23 13:02:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 13:02:19,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:20,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 959 states and 1139 transitions. [2018-11-23 13:02:20,360 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1139 transitions. [2018-11-23 13:02:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 13:02:20,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 985 states and 1168 transitions. [2018-11-23 13:02:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1168 transitions. [2018-11-23 13:02:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 13:02:20,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:20,936 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:21,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1000 states and 1184 transitions. [2018-11-23 13:02:21,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1184 transitions. [2018-11-23 13:02:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 13:02:21,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:21,350 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1012 states and 1195 transitions. [2018-11-23 13:02:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1195 transitions. [2018-11-23 13:02:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 13:02:21,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1040 states and 1223 transitions. [2018-11-23 13:02:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1223 transitions. [2018-11-23 13:02:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 13:02:21,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:21,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1044 states and 1227 transitions. [2018-11-23 13:02:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1227 transitions. [2018-11-23 13:02:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:02:21,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:22,020 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 13:02:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:22,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1062 states and 1247 transitions. [2018-11-23 13:02:22,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1247 transitions. [2018-11-23 13:02:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 13:02:22,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:22,533 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:22,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1072 states and 1258 transitions. [2018-11-23 13:02:22,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1258 transitions. [2018-11-23 13:02:22,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 13:02:22,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1084 states and 1273 transitions. [2018-11-23 13:02:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1273 transitions. [2018-11-23 13:02:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:02:23,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:25,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1095 states and 1291 transitions. [2018-11-23 13:02:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1291 transitions. [2018-11-23 13:02:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:02:25,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:25,131 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 13:02:25,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1202 states and 1401 transitions. [2018-11-23 13:02:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1401 transitions. [2018-11-23 13:02:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:02:25,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:25,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:25,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1206 states and 1406 transitions. [2018-11-23 13:02:25,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1406 transitions. [2018-11-23 13:02:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 13:02:25,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 13:02:26,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:26,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1220 states and 1420 transitions. [2018-11-23 13:02:26,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1420 transitions. [2018-11-23 13:02:26,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 13:02:26,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:26,663 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 13:02:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:27,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1232 states and 1431 transitions. [2018-11-23 13:02:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1431 transitions. [2018-11-23 13:02:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 13:02:27,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:27,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:27,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1233 states and 1431 transitions. [2018-11-23 13:02:27,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1431 transitions. [2018-11-23 13:02:27,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 13:02:27,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:02:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:27,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1258 states and 1456 transitions. [2018-11-23 13:02:27,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1456 transitions. [2018-11-23 13:02:27,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:02:27,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:02:28,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1264 states and 1463 transitions. [2018-11-23 13:02:28,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1463 transitions. [2018-11-23 13:02:28,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:02:28,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:02:28,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1267 states and 1466 transitions. [2018-11-23 13:02:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1466 transitions. [2018-11-23 13:02:28,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:02:28,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:28,349 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:02:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:28,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1273 states and 1474 transitions. [2018-11-23 13:02:28,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1474 transitions. [2018-11-23 13:02:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:02:28,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 13:02:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1279 states and 1482 transitions. [2018-11-23 13:02:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1482 transitions. [2018-11-23 13:02:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 13:02:29,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1314 states and 1520 transitions. [2018-11-23 13:02:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1520 transitions. [2018-11-23 13:02:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 13:02:29,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:29,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1330 states and 1539 transitions. [2018-11-23 13:02:29,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1539 transitions. [2018-11-23 13:02:29,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 13:02:29,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:30,012 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 13:02:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1342 states and 1550 transitions. [2018-11-23 13:02:30,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1550 transitions. [2018-11-23 13:02:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 13:02:30,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 13 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 13:02:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1350 states and 1559 transitions. [2018-11-23 13:02:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1559 transitions. [2018-11-23 13:02:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 13:02:30,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:30,823 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 13:02:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:31,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1370 states and 1584 transitions. [2018-11-23 13:02:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1584 transitions. [2018-11-23 13:02:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 13:02:31,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 13:02:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1372 states and 1585 transitions. [2018-11-23 13:02:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1585 transitions. [2018-11-23 13:02:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 13:02:31,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 13:02:32,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:32,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1395 states and 1612 transitions. [2018-11-23 13:02:32,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1612 transitions. [2018-11-23 13:02:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:02:32,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:32,759 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 150 proven. 13 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 13:02:33,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1422 states and 1639 transitions. [2018-11-23 13:02:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1639 transitions. [2018-11-23 13:02:33,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 13:02:33,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2018-11-23 13:02:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1423 states and 1639 transitions. [2018-11-23 13:02:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1639 transitions. [2018-11-23 13:02:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-23 13:02:33,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:02:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:02:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 202 proven. 18 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-23 13:02:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:02:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1301 states and 1498 transitions. [2018-11-23 13:02:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1498 transitions. [2018-11-23 13:02:33,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:02:33,634 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 78 iterations. [2018-11-23 13:02:33,640 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 13:02:36,610 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:02:36,612 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-23 13:02:36,617 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-23 13:02:36,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:02:36 ImpRootNode [2018-11-23 13:02:36,618 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:02:36,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:02:36,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:02:36,619 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:02:36,619 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:01" (3/4) ... [2018-11-23 13:02:36,623 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:02:36,636 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 13:02:36,637 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 13:02:36,638 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 13:02:36,638 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:02:36,733 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5e1911a6-6781-4f31-89e8-5de8729d3270/bin-2019/ukojak/witness.graphml [2018-11-23 13:02:36,733 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:02:36,734 INFO L168 Benchmark]: Toolchain (without parser) took 37200.05 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 956.4 MB in the beginning and 926.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-23 13:02:36,735 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:02:36,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 921.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:02:36,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 921.5 MB in the beginning and 1.2 GB in the end (delta: -243.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:02:36,736 INFO L168 Benchmark]: Boogie Preprocessor took 40.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:02:36,736 INFO L168 Benchmark]: RCFGBuilder took 1435.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 920.1 MB in the end (delta: 238.2 MB). Peak memory consumption was 238.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:02:36,736 INFO L168 Benchmark]: CodeCheck took 35115.17 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 920.1 MB in the beginning and 926.7 MB in the end (delta: -6.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-23 13:02:36,737 INFO L168 Benchmark]: Witness Printer took 114.56 ms. Allocated memory is still 2.2 GB. Free memory was 926.7 MB in the beginning and 926.7 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-23 13:02:36,739 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 32.1s OverallTime, 78 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 10500512 SDtfs, -265937354 SDslu, 73487072 SDs, 0 SdLazy, -1906152628 SolverSat, -177116118 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 157.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 80988 GetRequests, 79416 SyntacticMatches, 1032 SemanticMatches, 540 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222849 ImplicationChecksByTransitivity, 23.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 12638 NumberOfCodeBlocks, 12638 NumberOfCodeBlocksAsserted, 77 NumberOfCheckSat, 12561 ConstructedInterpolants, 0 QuantifiedInterpolants, 4698922 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 77 InterpolantComputations, 65 PerfectInterpolantSequences, 10273/10424 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 460]: 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: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (!(a17 == 7) && !(a11 == 1))) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a17 == 7) && !(a11 == 1)) || (a11 == 1 && !(a17 == 9))) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 921.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 921.5 MB in the beginning and 1.2 GB in the end (delta: -243.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1435.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 920.1 MB in the end (delta: 238.2 MB). Peak memory consumption was 238.2 MB. Max. memory is 11.5 GB. * CodeCheck took 35115.17 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 920.1 MB in the beginning and 926.7 MB in the end (delta: -6.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 114.56 ms. Allocated memory is still 2.2 GB. Free memory was 926.7 MB in the beginning and 926.7 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...