./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/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 c5a3d22d49117f02662b197492bc1b16616a2878 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:18:44,494 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:18:44,495 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:18:44,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:18:44,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:18:44,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:18:44,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:18:44,504 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:18:44,505 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:18:44,506 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:18:44,506 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:18:44,507 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:18:44,507 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:18:44,508 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:18:44,508 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:18:44,509 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:18:44,509 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:18:44,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:18:44,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:18:44,513 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:18:44,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:18:44,514 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:18:44,516 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:18:44,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:18:44,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:18:44,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:18:44,518 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:18:44,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:18:44,519 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:18:44,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:18:44,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:18:44,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:18:44,520 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:18:44,520 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:18:44,521 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:18:44,521 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:18:44,522 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:18:44,532 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:18:44,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:18:44,533 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:18:44,533 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:18:44,533 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:18:44,533 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:18:44,533 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:18:44,534 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:18:44,535 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:18:44,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:18:44,535 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:18:44,535 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:18:44,535 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:18:44,535 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:18:44,535 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:18:44,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:18:44,536 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:18:44,536 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:18:44,536 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:18:44,536 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:18:44,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:18:44,536 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_4afcdecc-61a9-496c-a388-e495d24d480f/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 -> c5a3d22d49117f02662b197492bc1b16616a2878 [2018-11-23 06:18:44,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:18:44,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:18:44,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:18:44,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:18:44,572 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:18:44,573 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-23 06:18:44,608 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/data/a10089937/37cf1f9227f940d0b62d982aa40ca508/FLAG768c1aed7 [2018-11-23 06:18:45,038 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:18:45,039 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-23 06:18:45,045 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/data/a10089937/37cf1f9227f940d0b62d982aa40ca508/FLAG768c1aed7 [2018-11-23 06:18:45,057 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/data/a10089937/37cf1f9227f940d0b62d982aa40ca508 [2018-11-23 06:18:45,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:18:45,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:18:45,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:18:45,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:18:45,064 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:18:45,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45, skipping insertion in model container [2018-11-23 06:18:45,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:18:45,093 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:18:45,224 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:18:45,226 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:18:45,248 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:18:45,259 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:18:45,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45 WrapperNode [2018-11-23 06:18:45,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:18:45,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:18:45,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:18:45,260 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:18:45,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:18:45,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:18:45,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:18:45,320 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:18:45,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:18:45,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:18:45,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:18:45,334 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:18:45,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:18:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:18:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:18:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:18:45,779 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:18:45,779 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 06:18:45,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:18:45 BoogieIcfgContainer [2018-11-23 06:18:45,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:18:45,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:18:45,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:18:45,792 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:18:45,792 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:18:45" (1/1) ... [2018-11-23 06:18:45,802 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:18:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2018-11-23 06:18:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2018-11-23 06:18:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 06:18:45,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:45,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2018-11-23 06:18:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2018-11-23 06:18:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 06:18:46,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2018-11-23 06:18:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2018-11-23 06:18:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 06:18:46,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:46,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 36 states and 61 transitions. [2018-11-23 06:18:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2018-11-23 06:18:46,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 06:18:46,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-11-23 06:18:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-11-23 06:18:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 06:18:46,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-23 06:18:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-23 06:18:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 06:18:46,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:46,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:46,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:46,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2018-11-23 06:18:46,686 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2018-11-23 06:18:46,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 06:18:46,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2018-11-23 06:18:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2018-11-23 06:18:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:18:47,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:47,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-23 06:18:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-23 06:18:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:18:47,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:47,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-11-23 06:18:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-11-23 06:18:47,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:18:47,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:47,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:47,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-23 06:18:47,741 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-23 06:18:47,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:18:47,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:47,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-11-23 06:18:47,833 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-11-23 06:18:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:18:47,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-23 06:18:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-23 06:18:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:18:47,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-11-23 06:18:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-11-23 06:18:48,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:18:48,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-11-23 06:18:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-11-23 06:18:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:18:48,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:48,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:49,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-11-23 06:18:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-11-23 06:18:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 06:18:49,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:49,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2018-11-23 06:18:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2018-11-23 06:18:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:18:49,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:49,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-23 06:18:49,360 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-23 06:18:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:18:49,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:49,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:49,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-11-23 06:18:49,525 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-11-23 06:18:49,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:18:49,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-11-23 06:18:49,657 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-11-23 06:18:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:18:49,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:49,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:49,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-11-23 06:18:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-11-23 06:18:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:18:49,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2018-11-23 06:18:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2018-11-23 06:18:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:18:50,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:51,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2018-11-23 06:18:51,140 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2018-11-23 06:18:51,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:51,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:51,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:51,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:51,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-23 06:18:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-23 06:18:51,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:51,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:51,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-11-23 06:18:51,535 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-11-23 06:18:51,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:51,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2018-11-23 06:18:51,718 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2018-11-23 06:18:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:51,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:51,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-11-23 06:18:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-11-23 06:18:51,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:51,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:51,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:53,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2018-11-23 06:18:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2018-11-23 06:18:53,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:53,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2018-11-23 06:18:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2018-11-23 06:18:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:18:53,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2018-11-23 06:18:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2018-11-23 06:18:53,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:53,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:54,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:54,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-23 06:18:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-23 06:18:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:54,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:54,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-11-23 06:18:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-11-23 06:18:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:54,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:54,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-11-23 06:18:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-11-23 06:18:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:54,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:54,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2018-11-23 06:18:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-11-23 06:18:54,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:54,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:54,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-11-23 06:18:54,871 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-11-23 06:18:54,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:54,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:54,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:56,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2018-11-23 06:18:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2018-11-23 06:18:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:56,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-11-23 06:18:57,176 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-11-23 06:18:57,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:18:57,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 78 transitions. [2018-11-23 06:18:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2018-11-23 06:18:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:57,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-23 06:18:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-23 06:18:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:57,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:57,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-23 06:18:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-23 06:18:57,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:57,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-11-23 06:18:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-11-23 06:18:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:58,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:58,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:58,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-11-23 06:18:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-11-23 06:18:58,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:58,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:58,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:58,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-11-23 06:18:58,714 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-11-23 06:18:58,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:58,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:18:58,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:18:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2018-11-23 06:18:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2018-11-23 06:18:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:18:58,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:18:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:18:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:01,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:01,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2018-11-23 06:19:01,780 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2018-11-23 06:19:01,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:19:01,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:02,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2018-11-23 06:19:02,028 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2018-11-23 06:19:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:19:02,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2018-11-23 06:19:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2018-11-23 06:19:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:02,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:02,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:02,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-23 06:19:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-23 06:19:02,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:02,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-11-23 06:19:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-11-23 06:19:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:02,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:02,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:03,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2018-11-23 06:19:03,301 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2018-11-23 06:19:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:03,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-23 06:19:03,597 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-23 06:19:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:03,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2018-11-23 06:19:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2018-11-23 06:19:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:03,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:03,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-11-23 06:19:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-11-23 06:19:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:04,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:07,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2018-11-23 06:19:07,872 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2018-11-23 06:19:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:07,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:07,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2018-11-23 06:19:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2018-11-23 06:19:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:08,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:08,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2018-11-23 06:19:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2018-11-23 06:19:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:19:08,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2018-11-23 06:19:08,790 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2018-11-23 06:19:08,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:08,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:08,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:09,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:09,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-11-23 06:19:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-11-23 06:19:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:09,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-11-23 06:19:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-11-23 06:19:09,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:09,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:09,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-11-23 06:19:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-11-23 06:19:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:10,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-11-23 06:19:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-11-23 06:19:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:10,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:10,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:10,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:10,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2018-11-23 06:19:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2018-11-23 06:19:10,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:10,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-11-23 06:19:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-11-23 06:19:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:11,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:15,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2018-11-23 06:19:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2018-11-23 06:19:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:15,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:16,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2018-11-23 06:19:16,210 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2018-11-23 06:19:16,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:16,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2018-11-23 06:19:16,545 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2018-11-23 06:19:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:16,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:16,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2018-11-23 06:19:16,932 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2018-11-23 06:19:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:19:16,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:16,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:17,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 84 transitions. [2018-11-23 06:19:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2018-11-23 06:19:17,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:17,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:17,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:17,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:17,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2018-11-23 06:19:17,818 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2018-11-23 06:19:17,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:17,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:17,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:18,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:18,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-11-23 06:19:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-11-23 06:19:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:18,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:18,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2018-11-23 06:19:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2018-11-23 06:19:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:18,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:18,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:19,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2018-11-23 06:19:19,144 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2018-11-23 06:19:19,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:19,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:19,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:19,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2018-11-23 06:19:19,560 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2018-11-23 06:19:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:19,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:19,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-11-23 06:19:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-11-23 06:19:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:19,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:19,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2018-11-23 06:19:20,303 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2018-11-23 06:19:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:20,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:20,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:26,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 113 transitions. [2018-11-23 06:19:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2018-11-23 06:19:26,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:26,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 113 transitions. [2018-11-23 06:19:26,751 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2018-11-23 06:19:26,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:26,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:27,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2018-11-23 06:19:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2018-11-23 06:19:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:27,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:27,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:27,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2018-11-23 06:19:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2018-11-23 06:19:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:19:27,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:28,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2018-11-23 06:19:28,087 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2018-11-23 06:19:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:28,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:28,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:28,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2018-11-23 06:19:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2018-11-23 06:19:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:28,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:29,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2018-11-23 06:19:29,219 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2018-11-23 06:19:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:29,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:29,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:29,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2018-11-23 06:19:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2018-11-23 06:19:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:29,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:30,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:30,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2018-11-23 06:19:30,280 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2018-11-23 06:19:30,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:30,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2018-11-23 06:19:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2018-11-23 06:19:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:30,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:31,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2018-11-23 06:19:31,214 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2018-11-23 06:19:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:31,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2018-11-23 06:19:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2018-11-23 06:19:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:31,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:39,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:39,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2018-11-23 06:19:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2018-11-23 06:19:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:39,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:39,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:39,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 67 states and 118 transitions. [2018-11-23 06:19:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 118 transitions. [2018-11-23 06:19:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:39,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:39,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2018-11-23 06:19:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2018-11-23 06:19:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:40,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:40,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:40,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 69 states and 118 transitions. [2018-11-23 06:19:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 118 transitions. [2018-11-23 06:19:40,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:40,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:40,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:41,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2018-11-23 06:19:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2018-11-23 06:19:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:19:41,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2018-11-23 06:19:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2018-11-23 06:19:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:41,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 85 transitions. [2018-11-23 06:19:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2018-11-23 06:19:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:42,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:43,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2018-11-23 06:19:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2018-11-23 06:19:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:43,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:43,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:43,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:43,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2018-11-23 06:19:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2018-11-23 06:19:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:43,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:43,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:44,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2018-11-23 06:19:44,439 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2018-11-23 06:19:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:44,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:44,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2018-11-23 06:19:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2018-11-23 06:19:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:44,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:44,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:45,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:45,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2018-11-23 06:19:45,541 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2018-11-23 06:19:45,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:45,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:45,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2018-11-23 06:19:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2018-11-23 06:19:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:46,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:46,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 82 transitions. [2018-11-23 06:19:46,587 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2018-11-23 06:19:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:46,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:46,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:47,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-11-23 06:19:47,108 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-11-23 06:19:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:47,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:47,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:47,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2018-11-23 06:19:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2018-11-23 06:19:47,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:47,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:48,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2018-11-23 06:19:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2018-11-23 06:19:48,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:48,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2018-11-23 06:19:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2018-11-23 06:19:48,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:19:48,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:19:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:19:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:19:49,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:19:49,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2018-11-23 06:19:49,531 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2018-11-23 06:19:49,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:19:49,531 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 106 iterations. [2018-11-23 06:19:49,537 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 06:19:49,930 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:19:49,932 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:19:49,932 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:19:49,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:19:49 ImpRootNode [2018-11-23 06:19:49,933 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:19:49,933 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:19:49,933 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:19:49,933 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:19:49,933 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:18:45" (3/4) ... [2018-11-23 06:19:49,936 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:19:49,946 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-23 06:19:49,946 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 06:19:49,947 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:19:50,002 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4afcdecc-61a9-496c-a388-e495d24d480f/bin-2019/ukojak/witness.graphml [2018-11-23 06:19:50,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:19:50,003 INFO L168 Benchmark]: Toolchain (without parser) took 64942.75 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.0 GB). Free memory was 958.2 MB in the beginning and 1.7 GB in the end (delta: -790.1 MB). Peak memory consumption was 233.3 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,004 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:19:50,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.64 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,005 INFO L168 Benchmark]: Boogie Preprocessor took 14.48 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,005 INFO L168 Benchmark]: RCFGBuilder took 445.30 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: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,005 INFO L168 Benchmark]: CodeCheck took 64152.69 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 885.5 MB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -685.5 MB). Peak memory consumption was 200.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,006 INFO L168 Benchmark]: Witness Printer took 69.07 ms. Allocated memory is still 2.1 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:19:50,007 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, 51 locations, 1 error locations. SAFE Result, 63.7s OverallTime, 106 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -120602628 SDslu, 0 SDs, 0 SdLazy, -210796552 SolverSat, -132136964 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17149 GetRequests, 16365 SyntacticMatches, 0 SemanticMatches, 784 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303087 ImplicationChecksByTransitivity, 61.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1631 NumberOfCodeBlocks, 1631 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 1526 ConstructedInterpolants, 0 QuantifiedInterpolants, 130676 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 105 InterpolantComputations, 105 PerfectInterpolantSequences, 0/0 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: 217]: 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: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 198.64 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.48 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 445.30 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: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * CodeCheck took 64152.69 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 885.5 MB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -685.5 MB). Peak memory consumption was 200.0 MB. Max. memory is 11.5 GB. * Witness Printer took 69.07 ms. Allocated memory is still 2.1 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...