./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/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 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:47:19,431 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:47:19,432 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:47:19,439 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:47:19,439 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:47:19,440 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:47:19,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:47:19,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:47:19,442 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:47:19,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:47:19,444 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:47:19,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:47:19,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:47:19,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:47:19,446 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:47:19,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:47:19,447 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:47:19,449 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:47:19,450 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:47:19,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:47:19,452 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:47:19,453 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:47:19,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:47:19,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:47:19,454 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:47:19,455 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:47:19,456 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:47:19,456 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:47:19,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:47:19,458 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:47:19,458 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:47:19,458 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:47:19,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:47:19,458 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:47:19,459 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:47:19,460 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:47:19,460 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 08:47:19,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:47:19,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:47:19,470 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:47:19,470 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:47:19,471 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:47:19,471 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:47:19,471 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:47:19,471 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:47:19,471 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:47:19,471 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:47:19,472 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:47:19,472 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:47:19,473 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:47:19,473 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:47:19,473 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:47:19,473 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:47:19,473 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:47:19,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:47:19,473 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:47:19,474 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 08:47:19,474 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:47:19,474 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:47:19,474 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_0096453d-69ac-452e-9571-1b9cae4bc911/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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2018-11-18 08:47:19,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:47:19,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:47:19,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:47:19,508 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:47:19,509 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:47:19,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-18 08:47:19,544 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/data/139f1dd1e/a9d3fccbe8874f9abfd93a0d01493d42/FLAG55d7f5ecc [2018-11-18 08:47:19,923 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:47:19,924 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-18 08:47:19,933 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/data/139f1dd1e/a9d3fccbe8874f9abfd93a0d01493d42/FLAG55d7f5ecc [2018-11-18 08:47:19,945 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/data/139f1dd1e/a9d3fccbe8874f9abfd93a0d01493d42 [2018-11-18 08:47:19,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:47:19,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:47:19,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:47:19,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:47:19,952 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:47:19,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:47:19" (1/1) ... [2018-11-18 08:47:19,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:19, skipping insertion in model container [2018-11-18 08:47:19,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:47:19" (1/1) ... [2018-11-18 08:47:19,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:47:19,997 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:47:20,223 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:47:20,227 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:47:20,294 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:47:20,307 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:47:20,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20 WrapperNode [2018-11-18 08:47:20,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:47:20,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:47:20,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:47:20,308 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:47:20,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:47:20,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:47:20,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:47:20,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:47:20,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... [2018-11-18 08:47:20,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:47:20,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:47:20,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:47:20,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:47:20,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:47:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/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 [2018-11-18 08:47:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 08:47:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:47:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:47:22,004 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:47:22,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:47:22 BoogieIcfgContainer [2018-11-18 08:47:22,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:47:22,005 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:47:22,005 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:47:22,012 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:47:22,012 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:47:22" (1/1) ... [2018-11-18 08:47:22,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:47:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 08:47:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 08:47:22,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 08:47:22,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:22,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:22,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2018-11-18 08:47:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2018-11-18 08:47:22,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 08:47:22,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 212 states and 322 transitions. [2018-11-18 08:47:23,090 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 322 transitions. [2018-11-18 08:47:23,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 08:47:23,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:23,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 217 states and 330 transitions. [2018-11-18 08:47:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 330 transitions. [2018-11-18 08:47:23,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 08:47:23,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:23,308 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 288 states and 405 transitions. [2018-11-18 08:47:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 405 transitions. [2018-11-18 08:47:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 08:47:23,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 289 states and 406 transitions. [2018-11-18 08:47:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2018-11-18 08:47:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 08:47:23,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 08:47:24,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2018-11-18 08:47:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2018-11-18 08:47:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 08:47:24,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:24,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:24,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 317 states and 445 transitions. [2018-11-18 08:47:24,666 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 445 transitions. [2018-11-18 08:47:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 08:47:24,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:24,718 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 327 states and 461 transitions. [2018-11-18 08:47:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 461 transitions. [2018-11-18 08:47:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 08:47:24,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 343 states and 483 transitions. [2018-11-18 08:47:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 483 transitions. [2018-11-18 08:47:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 08:47:25,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 350 states and 492 transitions. [2018-11-18 08:47:25,931 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 492 transitions. [2018-11-18 08:47:25,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 08:47:25,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:25,991 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:26,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 364 states and 511 transitions. [2018-11-18 08:47:26,326 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 511 transitions. [2018-11-18 08:47:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 08:47:26,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 372 states and 521 transitions. [2018-11-18 08:47:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 521 transitions. [2018-11-18 08:47:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 08:47:26,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:26,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 378 states and 530 transitions. [2018-11-18 08:47:26,744 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 530 transitions. [2018-11-18 08:47:26,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 08:47:26,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 396 states and 552 transitions. [2018-11-18 08:47:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 552 transitions. [2018-11-18 08:47:27,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 08:47:27,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 402 states and 559 transitions. [2018-11-18 08:47:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 559 transitions. [2018-11-18 08:47:27,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 08:47:27,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:27,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:27,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 413 states and 570 transitions. [2018-11-18 08:47:27,640 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 570 transitions. [2018-11-18 08:47:27,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 08:47:27,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:27,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:27,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 416 states and 572 transitions. [2018-11-18 08:47:27,916 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 572 transitions. [2018-11-18 08:47:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 08:47:27,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 427 states and 588 transitions. [2018-11-18 08:47:28,217 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 588 transitions. [2018-11-18 08:47:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 08:47:28,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 434 states and 598 transitions. [2018-11-18 08:47:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 598 transitions. [2018-11-18 08:47:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 08:47:28,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 08:47:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 435 states and 600 transitions. [2018-11-18 08:47:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 600 transitions. [2018-11-18 08:47:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 08:47:28,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 08:47:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 436 states and 602 transitions. [2018-11-18 08:47:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 602 transitions. [2018-11-18 08:47:28,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 08:47:28,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:28,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 443 states and 609 transitions. [2018-11-18 08:47:28,951 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 609 transitions. [2018-11-18 08:47:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 08:47:28,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:28,974 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:29,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 450 states and 617 transitions. [2018-11-18 08:47:29,085 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 617 transitions. [2018-11-18 08:47:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 08:47:29,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 464 states and 634 transitions. [2018-11-18 08:47:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 634 transitions. [2018-11-18 08:47:29,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 08:47:29,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 472 states and 644 transitions. [2018-11-18 08:47:30,136 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 644 transitions. [2018-11-18 08:47:30,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 08:47:30,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 480 states and 651 transitions. [2018-11-18 08:47:30,305 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 651 transitions. [2018-11-18 08:47:30,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 08:47:30,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:31,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:31,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 487 states and 661 transitions. [2018-11-18 08:47:31,271 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 661 transitions. [2018-11-18 08:47:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 08:47:31,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 492 states and 666 transitions. [2018-11-18 08:47:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 666 transitions. [2018-11-18 08:47:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 08:47:31,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 497 states and 671 transitions. [2018-11-18 08:47:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 671 transitions. [2018-11-18 08:47:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 08:47:31,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:31,487 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:32,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 517 states and 693 transitions. [2018-11-18 08:47:32,353 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 693 transitions. [2018-11-18 08:47:32,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 08:47:32,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 519 states and 695 transitions. [2018-11-18 08:47:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 695 transitions. [2018-11-18 08:47:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 08:47:32,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 521 states and 697 transitions. [2018-11-18 08:47:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 697 transitions. [2018-11-18 08:47:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 08:47:32,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:33,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:33,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 545 states and 724 transitions. [2018-11-18 08:47:33,021 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 724 transitions. [2018-11-18 08:47:33,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 08:47:33,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:33,183 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 616 states and 805 transitions. [2018-11-18 08:47:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 805 transitions. [2018-11-18 08:47:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 08:47:33,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:34,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:34,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 629 states and 819 transitions. [2018-11-18 08:47:34,459 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 819 transitions. [2018-11-18 08:47:34,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 08:47:34,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:34,526 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 634 states and 827 transitions. [2018-11-18 08:47:34,551 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 827 transitions. [2018-11-18 08:47:34,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 08:47:34,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:34,592 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:34,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 640 states and 833 transitions. [2018-11-18 08:47:34,634 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 833 transitions. [2018-11-18 08:47:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 08:47:34,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:34,808 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 656 states and 862 transitions. [2018-11-18 08:47:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 862 transitions. [2018-11-18 08:47:35,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 08:47:35,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:35,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 667 states and 873 transitions. [2018-11-18 08:47:35,814 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 873 transitions. [2018-11-18 08:47:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 08:47:35,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:35,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 679 states and 885 transitions. [2018-11-18 08:47:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 885 transitions. [2018-11-18 08:47:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 08:47:35,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:36,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 691 states and 898 transitions. [2018-11-18 08:47:36,000 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 898 transitions. [2018-11-18 08:47:36,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 08:47:36,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:47:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:36,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 713 states and 921 transitions. [2018-11-18 08:47:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 921 transitions. [2018-11-18 08:47:36,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 08:47:36,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 08:47:36,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 746 states and 963 transitions. [2018-11-18 08:47:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 963 transitions. [2018-11-18 08:47:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 08:47:36,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:36,699 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 08:47:37,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 763 states and 987 transitions. [2018-11-18 08:47:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 987 transitions. [2018-11-18 08:47:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 08:47:37,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:37,183 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 08:47:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 771 states and 994 transitions. [2018-11-18 08:47:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 994 transitions. [2018-11-18 08:47:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 08:47:37,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:37,365 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 08:47:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 775 states and 999 transitions. [2018-11-18 08:47:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 999 transitions. [2018-11-18 08:47:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 08:47:37,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 08:47:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 776 states and 1001 transitions. [2018-11-18 08:47:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1001 transitions. [2018-11-18 08:47:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 08:47:37,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 08:47:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 791 states and 1016 transitions. [2018-11-18 08:47:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1016 transitions. [2018-11-18 08:47:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 08:47:38,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:38,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 811 states and 1036 transitions. [2018-11-18 08:47:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1036 transitions. [2018-11-18 08:47:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 08:47:38,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:38,236 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 08:47:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 831 states and 1056 transitions. [2018-11-18 08:47:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1056 transitions. [2018-11-18 08:47:38,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 08:47:38,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 08:47:38,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:38,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 840 states and 1065 transitions. [2018-11-18 08:47:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1065 transitions. [2018-11-18 08:47:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 08:47:38,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:38,392 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 08:47:38,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:38,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 842 states and 1066 transitions. [2018-11-18 08:47:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1066 transitions. [2018-11-18 08:47:38,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 08:47:38,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 08:47:38,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:38,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 847 states and 1072 transitions. [2018-11-18 08:47:38,723 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1072 transitions. [2018-11-18 08:47:38,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 08:47:38,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:38,802 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 08:47:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 854 states and 1083 transitions. [2018-11-18 08:47:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1083 transitions. [2018-11-18 08:47:39,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 08:47:39,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 08:47:39,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:39,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 858 states and 1087 transitions. [2018-11-18 08:47:39,591 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1087 transitions. [2018-11-18 08:47:39,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 08:47:39,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:39,612 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 08:47:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 859 states and 1090 transitions. [2018-11-18 08:47:39,806 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1090 transitions. [2018-11-18 08:47:39,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 08:47:39,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 08:47:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 959 states and 1200 transitions. [2018-11-18 08:47:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1200 transitions. [2018-11-18 08:47:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 08:47:40,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:41,020 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 08:47:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 965 states and 1212 transitions. [2018-11-18 08:47:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1212 transitions. [2018-11-18 08:47:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 08:47:41,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 08:47:41,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1000 states and 1247 transitions. [2018-11-18 08:47:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1247 transitions. [2018-11-18 08:47:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 08:47:41,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 08:47:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1008 states and 1260 transitions. [2018-11-18 08:47:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1260 transitions. [2018-11-18 08:47:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 08:47:43,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:43,664 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 08:47:44,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1038 states and 1290 transitions. [2018-11-18 08:47:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1290 transitions. [2018-11-18 08:47:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 08:47:44,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:44,984 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 08:47:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1055 states and 1306 transitions. [2018-11-18 08:47:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1306 transitions. [2018-11-18 08:47:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 08:47:45,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 08:47:45,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:45,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1074 states and 1328 transitions. [2018-11-18 08:47:45,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1328 transitions. [2018-11-18 08:47:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 08:47:45,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:45,720 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 08:47:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1085 states and 1338 transitions. [2018-11-18 08:47:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1338 transitions. [2018-11-18 08:47:45,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 08:47:45,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 08:47:46,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:46,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1148 states and 1408 transitions. [2018-11-18 08:47:46,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1408 transitions. [2018-11-18 08:47:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 08:47:46,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:46,914 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 08:47:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1195 states and 1456 transitions. [2018-11-18 08:47:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1456 transitions. [2018-11-18 08:47:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 08:47:48,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:48,543 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 08:47:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1196 states and 1457 transitions. [2018-11-18 08:47:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1457 transitions. [2018-11-18 08:47:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 08:47:48,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 08:47:49,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1226 states and 1490 transitions. [2018-11-18 08:47:49,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1490 transitions. [2018-11-18 08:47:49,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 08:47:49,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 08:47:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1229 states and 1497 transitions. [2018-11-18 08:47:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1497 transitions. [2018-11-18 08:47:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 08:47:49,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 08:47:49,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:49,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1233 states and 1500 transitions. [2018-11-18 08:47:49,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1500 transitions. [2018-11-18 08:47:49,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-18 08:47:49,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 08:47:49,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:49,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1242 states and 1509 transitions. [2018-11-18 08:47:49,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1509 transitions. [2018-11-18 08:47:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 08:47:49,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 08:47:50,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1278 states and 1547 transitions. [2018-11-18 08:47:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1547 transitions. [2018-11-18 08:47:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 08:47:50,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:50,057 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 08:47:50,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1302 states and 1569 transitions. [2018-11-18 08:47:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1569 transitions. [2018-11-18 08:47:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 08:47:50,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 08:47:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1327 states and 1593 transitions. [2018-11-18 08:47:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1593 transitions. [2018-11-18 08:47:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 08:47:50,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 08:47:50,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1328 states and 1595 transitions. [2018-11-18 08:47:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1595 transitions. [2018-11-18 08:47:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 08:47:50,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 08:47:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1343 states and 1616 transitions. [2018-11-18 08:47:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1616 transitions. [2018-11-18 08:47:51,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 08:47:51,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 08:47:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1353 states and 1626 transitions. [2018-11-18 08:47:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1626 transitions. [2018-11-18 08:47:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 08:47:52,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:47:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:47:52,144 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 08:47:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:47:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1214 states and 1481 transitions. [2018-11-18 08:47:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1481 transitions. [2018-11-18 08:47:52,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:47:52,376 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-11-18 08:47:52,382 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 08:47:55,175 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:47:55,177 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 08:47:55,181 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 08:47:55,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:47:55 ImpRootNode [2018-11-18 08:47:55,182 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:47:55,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:47:55,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:47:55,182 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:47:55,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:47:22" (3/4) ... [2018-11-18 08:47:55,185 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:47:55,197 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-18 08:47:55,198 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 08:47:55,198 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 08:47:55,200 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 08:47:55,287 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0096453d-69ac-452e-9571-1b9cae4bc911/bin-2019/ukojak/witness.graphml [2018-11-18 08:47:55,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:47:55,288 INFO L168 Benchmark]: Toolchain (without parser) took 35340.36 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 957.5 MB in the beginning and 1.6 GB in the end (delta: -642.7 MB). Peak memory consumption was 413.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:47:55,290 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-18 08:47:55,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.61 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 919.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:47:55,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 919.9 MB in the beginning and 1.1 GB in the end (delta: -215.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:47:55,290 INFO L168 Benchmark]: Boogie Preprocessor took 53.93 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:47:55,291 INFO L168 Benchmark]: RCFGBuilder took 1539.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.9 MB in the end (delta: 232.7 MB). Peak memory consumption was 232.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:47:55,291 INFO L168 Benchmark]: CodeCheck took 33177.08 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 910.7 MB). Free memory was 895.9 MB in the beginning and 1.6 GB in the end (delta: -704.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-18 08:47:55,291 INFO L168 Benchmark]: Witness Printer took 104.82 ms. Allocated memory is still 2.1 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:47:55,293 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, 199 locations, 1 error locations. SAFE Result, 30.3s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22052888 SDtfs, 2126728832 SDslu, 175374536 SDs, 0 SdLazy, -375075128 SolverSat, -1629601392 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 152.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74708 GetRequests, 73473 SyntacticMatches, 649 SemanticMatches, 586 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219185 ImplicationChecksByTransitivity, 21.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 10617 NumberOfCodeBlocks, 10617 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 10539 ConstructedInterpolants, 0 QuantifiedInterpolants, 5020062 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 69 PerfectInterpolantSequences, 6939/6986 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: 479]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a16 == 5 || !(a17 == 1)) || !(a8 == 15)) || !(a7 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a16 == 5 || !(a17 == 1)) || !(a8 == 15)) || !(a7 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 358.61 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 919.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 919.9 MB in the beginning and 1.1 GB in the end (delta: -215.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.93 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1539.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.9 MB in the end (delta: 232.7 MB). Peak memory consumption was 232.7 MB. Max. memory is 11.5 GB. * CodeCheck took 33177.08 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 910.7 MB). Free memory was 895.9 MB in the beginning and 1.6 GB in the end (delta: -704.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 104.82 ms. Allocated memory is still 2.1 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...