./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label35_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_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/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 f6b5db140f0af5d4dbaefce619ea0ad631629d04 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:54:42,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:54:42,386 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:54:42,393 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:54:42,393 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:54:42,394 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:54:42,395 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:54:42,396 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:54:42,397 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:54:42,398 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:54:42,398 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:54:42,398 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:54:42,399 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:54:42,399 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:54:42,400 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:54:42,400 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:54:42,401 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:54:42,402 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:54:42,403 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:54:42,404 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:54:42,405 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:54:42,405 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:54:42,407 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:54:42,407 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:54:42,407 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:54:42,408 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:54:42,408 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:54:42,409 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:54:42,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:54:42,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:54:42,410 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:54:42,410 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:54:42,410 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:54:42,410 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:54:42,411 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:54:42,412 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:54:42,412 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:54:42,423 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:54:42,424 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:54:42,424 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:54:42,425 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:54:42,425 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:54:42,425 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:54:42,425 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:54:42,426 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:54:42,427 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:54:42,427 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:54:42,427 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:54:42,427 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:54:42,427 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:54:42,427 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:54:42,427 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:54:42,428 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:54:42,428 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:54:42,428 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:54:42,428 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:54:42,428 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:54:42,428 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:54:42,428 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:54:42,428 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_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/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 -> f6b5db140f0af5d4dbaefce619ea0ad631629d04 [2018-11-18 15:54:42,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:54:42,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:54:42,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:54:42,466 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:54:42,467 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:54:42,467 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-11-18 15:54:42,513 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/data/00ebc6761/ecaa9c8e6d53402e8a07ac96ec4d88ad/FLAGa04754c00 [2018-11-18 15:54:42,970 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:54:42,971 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/sv-benchmarks/c/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-11-18 15:54:42,979 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/data/00ebc6761/ecaa9c8e6d53402e8a07ac96ec4d88ad/FLAGa04754c00 [2018-11-18 15:54:43,486 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/data/00ebc6761/ecaa9c8e6d53402e8a07ac96ec4d88ad [2018-11-18 15:54:43,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:54:43,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:54:43,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:54:43,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:54:43,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:54:43,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@224ba0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43, skipping insertion in model container [2018-11-18 15:54:43,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:54:43,534 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:54:43,776 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:54:43,780 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:54:43,843 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:54:43,854 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:54:43,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43 WrapperNode [2018-11-18 15:54:43,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:54:43,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:54:43,855 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:54:43,855 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:54:43,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:54:43,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:54:43,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:54:43,954 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:54:43,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... [2018-11-18 15:54:43,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:54:43,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:54:43,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:54:43,995 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:54:43,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:54:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/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 15:54:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:54:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:54:44,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:54:45,750 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:54:45,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:54:45 BoogieIcfgContainer [2018-11-18 15:54:45,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:54:45,751 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:54:45,751 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:54:45,757 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:54:45,757 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:54:45" (1/1) ... [2018-11-18 15:54:45,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:54:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:45,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 15:54:45,791 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 15:54:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 15:54:45,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:46,049 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 15:54:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-11-18 15:54:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-11-18 15:54:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 15:54:46,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:54:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 166 states and 244 transitions. [2018-11-18 15:54:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 244 transitions. [2018-11-18 15:54:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 15:54:46,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:54:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-18 15:54:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-18 15:54:46,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 15:54:46,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:46,967 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 15:54:47,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 206 states and 297 transitions. [2018-11-18 15:54:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 297 transitions. [2018-11-18 15:54:47,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 15:54:47,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:54:47,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:47,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 225 states and 325 transitions. [2018-11-18 15:54:47,579 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 325 transitions. [2018-11-18 15:54:47,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 15:54:47,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:47,610 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 15:54:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 230 states and 331 transitions. [2018-11-18 15:54:47,782 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 331 transitions. [2018-11-18 15:54:47,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 15:54:47,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:47,819 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 15:54:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 234 states and 335 transitions. [2018-11-18 15:54:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 335 transitions. [2018-11-18 15:54:47,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:54:47,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:47,860 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 15:54:47,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:47,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 235 states and 337 transitions. [2018-11-18 15:54:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 337 transitions. [2018-11-18 15:54:47,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 15:54:47,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:47,975 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 15:54:48,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 253 states and 356 transitions. [2018-11-18 15:54:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 356 transitions. [2018-11-18 15:54:48,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:54:48,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:48,242 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:54:48,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-11-18 15:54:48,434 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-11-18 15:54:48,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 15:54:48,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:48,519 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:54:48,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:48,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 338 states and 445 transitions. [2018-11-18 15:54:48,863 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 445 transitions. [2018-11-18 15:54:48,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 15:54:48,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:48,924 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:54:49,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:49,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 350 states and 461 transitions. [2018-11-18 15:54:49,130 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 461 transitions. [2018-11-18 15:54:49,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:54:49,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 381 states and 500 transitions. [2018-11-18 15:54:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 500 transitions. [2018-11-18 15:54:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:54:49,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:49,740 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:54:49,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 398 states and 521 transitions. [2018-11-18 15:54:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 521 transitions. [2018-11-18 15:54:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:54:49,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:49,940 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:54:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 400 states and 522 transitions. [2018-11-18 15:54:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 522 transitions. [2018-11-18 15:54:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:54:50,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 431 states and 558 transitions. [2018-11-18 15:54:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 558 transitions. [2018-11-18 15:54:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:54:50,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:50,981 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:51,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:51,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 435 states and 562 transitions. [2018-11-18 15:54:51,092 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 562 transitions. [2018-11-18 15:54:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:54:51,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 448 states and 576 transitions. [2018-11-18 15:54:51,204 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 576 transitions. [2018-11-18 15:54:51,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:54:51,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:51,229 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 467 states and 598 transitions. [2018-11-18 15:54:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2018-11-18 15:54:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 15:54:51,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 15:54:51,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 471 states and 601 transitions. [2018-11-18 15:54:51,545 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 601 transitions. [2018-11-18 15:54:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:54:51,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:54:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 498 states and 628 transitions. [2018-11-18 15:54:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 628 transitions. [2018-11-18 15:54:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:54:51,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:54:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 503 states and 632 transitions. [2018-11-18 15:54:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 632 transitions. [2018-11-18 15:54:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:54:51,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:52,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:52,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 517 states and 647 transitions. [2018-11-18 15:54:52,294 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 647 transitions. [2018-11-18 15:54:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:54:52,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 529 states and 658 transitions. [2018-11-18 15:54:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 658 transitions. [2018-11-18 15:54:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 15:54:52,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 534 states and 664 transitions. [2018-11-18 15:54:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 664 transitions. [2018-11-18 15:54:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:54:52,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:52,774 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:52,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:52,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 553 states and 683 transitions. [2018-11-18 15:54:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 683 transitions. [2018-11-18 15:54:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:54:52,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 595 states and 736 transitions. [2018-11-18 15:54:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 736 transitions. [2018-11-18 15:54:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:54:54,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:54,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 610 states and 750 transitions. [2018-11-18 15:54:54,712 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 750 transitions. [2018-11-18 15:54:54,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:54:54,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:54,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 622 states and 761 transitions. [2018-11-18 15:54:54,950 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 761 transitions. [2018-11-18 15:54:54,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 15:54:54,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:55,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 624 states and 763 transitions. [2018-11-18 15:54:55,016 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 763 transitions. [2018-11-18 15:54:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:54:55,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:55,053 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 629 states and 770 transitions. [2018-11-18 15:54:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 770 transitions. [2018-11-18 15:54:55,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:54:55,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 630 states and 771 transitions. [2018-11-18 15:54:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 771 transitions. [2018-11-18 15:54:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:54:55,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:55,193 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 15:54:55,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:55,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 632 states and 772 transitions. [2018-11-18 15:54:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 772 transitions. [2018-11-18 15:54:55,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:54:55,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:54:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 646 states and 786 transitions. [2018-11-18 15:54:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 786 transitions. [2018-11-18 15:54:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 15:54:55,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 665 states and 808 transitions. [2018-11-18 15:54:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 808 transitions. [2018-11-18 15:54:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 15:54:55,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:56,000 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 666 states and 809 transitions. [2018-11-18 15:54:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 809 transitions. [2018-11-18 15:54:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:54:56,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:56,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:56,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 669 states and 812 transitions. [2018-11-18 15:54:56,105 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 812 transitions. [2018-11-18 15:54:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 15:54:56,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:56,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 680 states and 823 transitions. [2018-11-18 15:54:56,525 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 823 transitions. [2018-11-18 15:54:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 15:54:56,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:54:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 696 states and 839 transitions. [2018-11-18 15:54:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 839 transitions. [2018-11-18 15:54:56,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:54:56,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 700 states and 845 transitions. [2018-11-18 15:54:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 845 transitions. [2018-11-18 15:54:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:54:57,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:57,469 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:57,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 712 states and 856 transitions. [2018-11-18 15:54:57,801 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 856 transitions. [2018-11-18 15:54:57,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:54:57,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:57,858 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 15:54:58,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:58,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 713 states and 858 transitions. [2018-11-18 15:54:58,037 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 858 transitions. [2018-11-18 15:54:58,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:54:58,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 717 states and 862 transitions. [2018-11-18 15:54:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 862 transitions. [2018-11-18 15:54:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 15:54:58,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:54:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:58,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 744 states and 890 transitions. [2018-11-18 15:54:58,332 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 890 transitions. [2018-11-18 15:54:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 15:54:58,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 15:54:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 762 states and 910 transitions. [2018-11-18 15:54:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 910 transitions. [2018-11-18 15:54:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 15:54:58,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 774 states and 925 transitions. [2018-11-18 15:54:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 925 transitions. [2018-11-18 15:54:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:54:59,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 15:54:59,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 775 states and 926 transitions. [2018-11-18 15:54:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 926 transitions. [2018-11-18 15:54:59,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:54:59,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 15:54:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 776 states and 926 transitions. [2018-11-18 15:54:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 926 transitions. [2018-11-18 15:54:59,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:54:59,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:54:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:54:59,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 780 states and 931 transitions. [2018-11-18 15:54:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 931 transitions. [2018-11-18 15:54:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:54:59,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:54:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:54:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 188 proven. 11 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:55:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 804 states and 961 transitions. [2018-11-18 15:55:00,923 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 961 transitions. [2018-11-18 15:55:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:55:00,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:55:01,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 876 states and 1038 transitions. [2018-11-18 15:55:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1038 transitions. [2018-11-18 15:55:01,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:55:01,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:01,772 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 15:55:01,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:01,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 877 states and 1039 transitions. [2018-11-18 15:55:01,796 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1039 transitions. [2018-11-18 15:55:01,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 15:55:01,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:01,848 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:55:02,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:02,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 907 states and 1069 transitions. [2018-11-18 15:55:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1069 transitions. [2018-11-18 15:55:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 15:55:02,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:55:02,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 931 states and 1094 transitions. [2018-11-18 15:55:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1094 transitions. [2018-11-18 15:55:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 15:55:02,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:02,657 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:55:02,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 932 states and 1094 transitions. [2018-11-18 15:55:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1094 transitions. [2018-11-18 15:55:02,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 15:55:02,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 15:55:02,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 938 states and 1099 transitions. [2018-11-18 15:55:02,850 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1099 transitions. [2018-11-18 15:55:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 15:55:02,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:55:02,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 943 states and 1104 transitions. [2018-11-18 15:55:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1104 transitions. [2018-11-18 15:55:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 15:55:02,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:55:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:03,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 974 states and 1135 transitions. [2018-11-18 15:55:03,043 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1135 transitions. [2018-11-18 15:55:03,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 15:55:03,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:55:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1007 states and 1171 transitions. [2018-11-18 15:55:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1171 transitions. [2018-11-18 15:55:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 15:55:03,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:55:03,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1008 states and 1171 transitions. [2018-11-18 15:55:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1171 transitions. [2018-11-18 15:55:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 15:55:03,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-18 15:55:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1020 states and 1186 transitions. [2018-11-18 15:55:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1186 transitions. [2018-11-18 15:55:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 15:55:03,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:55:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1041 states and 1211 transitions. [2018-11-18 15:55:04,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1211 transitions. [2018-11-18 15:55:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 15:55:04,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:04,592 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:55:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1043 states and 1212 transitions. [2018-11-18 15:55:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1212 transitions. [2018-11-18 15:55:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 15:55:04,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 181 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 15:55:05,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:05,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1067 states and 1237 transitions. [2018-11-18 15:55:05,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1237 transitions. [2018-11-18 15:55:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:55:05,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 203 proven. 17 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 15:55:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1101 states and 1274 transitions. [2018-11-18 15:55:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1274 transitions. [2018-11-18 15:55:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:55:05,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 203 proven. 17 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 15:55:06,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:06,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1105 states and 1278 transitions. [2018-11-18 15:55:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1278 transitions. [2018-11-18 15:55:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 15:55:06,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:06,122 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 15:55:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:06,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1109 states and 1284 transitions. [2018-11-18 15:55:06,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1284 transitions. [2018-11-18 15:55:06,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 15:55:06,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 15:55:06,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:06,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1126 states and 1300 transitions. [2018-11-18 15:55:06,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1300 transitions. [2018-11-18 15:55:06,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-18 15:55:06,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:06,377 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 15:55:06,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1164 states and 1340 transitions. [2018-11-18 15:55:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1340 transitions. [2018-11-18 15:55:06,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 15:55:06,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 15:55:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1167 states and 1342 transitions. [2018-11-18 15:55:06,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1342 transitions. [2018-11-18 15:55:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 15:55:06,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 291 proven. 61 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:55:09,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:09,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1290 states and 1484 transitions. [2018-11-18 15:55:09,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1484 transitions. [2018-11-18 15:55:09,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 15:55:09,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:10,104 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 291 proven. 61 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:55:10,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:10,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1294 states and 1488 transitions. [2018-11-18 15:55:10,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1488 transitions. [2018-11-18 15:55:10,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 15:55:10,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 291 proven. 61 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:55:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1299 states and 1492 transitions. [2018-11-18 15:55:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1492 transitions. [2018-11-18 15:55:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 15:55:10,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 15:55:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1326 states and 1519 transitions. [2018-11-18 15:55:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1519 transitions. [2018-11-18 15:55:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 15:55:10,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:10,886 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 15:55:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:10,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1340 states and 1532 transitions. [2018-11-18 15:55:10,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1532 transitions. [2018-11-18 15:55:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 15:55:10,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 277 proven. 10 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 15:55:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1364 states and 1555 transitions. [2018-11-18 15:55:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1555 transitions. [2018-11-18 15:55:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-18 15:55:11,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:55:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:55:11,393 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 415 proven. 7 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 15:55:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:55:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1217 states and 1391 transitions. [2018-11-18 15:55:11,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1391 transitions. [2018-11-18 15:55:11,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:55:11,815 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 78 iterations. [2018-11-18 15:55:11,821 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:55:14,463 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:55:14,466 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 15:55:14,470 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 15:55:14,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:55:14 ImpRootNode [2018-11-18 15:55:14,471 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:55:14,471 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:55:14,471 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:55:14,471 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:55:14,472 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:54:45" (3/4) ... [2018-11-18 15:55:14,474 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:55:14,489 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 15:55:14,490 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 15:55:14,491 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 15:55:14,491 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:55:14,582 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3bd4bd5a-c758-45d7-936b-3f3f6e2aac7d/bin-2019/ukojak/witness.graphml [2018-11-18 15:55:14,583 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:55:14,583 INFO L168 Benchmark]: Toolchain (without parser) took 31094.35 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 951.8 MB in the beginning and 1.4 GB in the end (delta: -458.4 MB). Peak memory consumption was 804.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,585 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:55:14,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.37 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 919.5 MB in the beginning and 1.1 GB in the end (delta: -216.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,585 INFO L168 Benchmark]: Boogie Preprocessor took 40.81 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,585 INFO L168 Benchmark]: RCFGBuilder took 1755.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.6 MB in the end (delta: 244.9 MB). Peak memory consumption was 244.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,586 INFO L168 Benchmark]: CodeCheck took 28720.22 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 884.6 MB in the beginning and 1.4 GB in the end (delta: -553.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,586 INFO L168 Benchmark]: Witness Printer took 111.68 ms. Allocated memory is still 2.3 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:55:14,587 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, 228 locations, 1 error locations. SAFE Result, 26.0s OverallTime, 78 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1343676936 SDtfs, 267699306 SDslu, -1598558144 SDs, 0 SdLazy, 21900010 SolverSat, 1438703248 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 143.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86238 GetRequests, 85012 SyntacticMatches, 768 SemanticMatches, 458 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148962 ImplicationChecksByTransitivity, 17.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 13664 NumberOfCodeBlocks, 13664 NumberOfCodeBlocksAsserted, 77 NumberOfCheckSat, 13587 ConstructedInterpolants, 0 QuantifiedInterpolants, 6135580 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 77 InterpolantComputations, 62 PerfectInterpolantSequences, 12902/13168 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: 454]: 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 == 8) || (!(a19 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (a17 == 8 || (a11 == 1 && !(a17 == 9))) || (!(a19 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.37 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 919.5 MB in the beginning and 1.1 GB in the end (delta: -216.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.81 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1755.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.6 MB in the end (delta: 244.9 MB). Peak memory consumption was 244.9 MB. Max. memory is 11.5 GB. * CodeCheck took 28720.22 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 884.6 MB in the beginning and 1.4 GB in the end (delta: -553.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 111.68 ms. Allocated memory is still 2.3 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...