./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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/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_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/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 0.1.23-635dfa2 [2018-12-08 19:23:26,170 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:23:26,171 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:23:26,177 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:23:26,177 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:23:26,178 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:23:26,178 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:23:26,179 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:23:26,180 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:23:26,181 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:23:26,181 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:23:26,181 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:23:26,182 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:23:26,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:23:26,183 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:23:26,183 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:23:26,184 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:23:26,185 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:23:26,185 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:23:26,186 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:23:26,187 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:23:26,187 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:23:26,189 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:23:26,189 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:23:26,189 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:23:26,189 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:23:26,190 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:23:26,190 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:23:26,191 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:23:26,191 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:23:26,191 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:23:26,192 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:23:26,192 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:23:26,192 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:23:26,192 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:23:26,193 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:23:26,193 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 19:23:26,200 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:23:26,200 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:23:26,201 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:23:26,201 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 19:23:26,201 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:23:26,201 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:23:26,201 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:23:26,201 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:23:26,202 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 19:23:26,202 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 19:23:26,203 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 19:23:26,203 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:23:26,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:23:26,203 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_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/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 [2018-12-08 19:23:26,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:23:26,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:23:26,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:23:26,233 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:23:26,233 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:23:26,234 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-08 19:23:26,277 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/data/c7d458419/dd372d775fbf48af99a72a4175a3a786/FLAG195892e65 [2018-12-08 19:23:26,659 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:23:26,659 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-08 19:23:26,663 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/data/c7d458419/dd372d775fbf48af99a72a4175a3a786/FLAG195892e65 [2018-12-08 19:23:26,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/data/c7d458419/dd372d775fbf48af99a72a4175a3a786 [2018-12-08 19:23:26,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:23:26,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:23:26,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:23:26,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:23:26,676 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:23:26,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caf47c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26, skipping insertion in model container [2018-12-08 19:23:26,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:23:26,700 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:23:26,795 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:23:26,797 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:23:26,818 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:23:26,829 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:23:26,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26 WrapperNode [2018-12-08 19:23:26,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:23:26,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:23:26,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:23:26,830 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:23:26,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:23:26,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:23:26,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:23:26,882 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:23:26,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... [2018-12-08 19:23:26,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:23:26,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:23:26,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:23:26,896 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:23:26,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:23:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/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 [2018-12-08 19:23:26,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:23:26,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:23:27,218 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:23:27,218 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-08 19:23:27,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:23:27 BoogieIcfgContainer [2018-12-08 19:23:27,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:23:27,219 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 19:23:27,219 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 19:23:27,226 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 19:23:27,226 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:23:27" (1/1) ... [2018-12-08 19:23:27,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:23:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2018-12-08 19:23:27,257 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2018-12-08 19:23:27,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 19:23:27,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:27,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2018-12-08 19:23:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2018-12-08 19:23:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 19:23:27,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2018-12-08 19:23:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2018-12-08 19:23:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 19:23:27,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 36 states and 61 transitions. [2018-12-08 19:23:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2018-12-08 19:23:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 19:23:27,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-08 19:23:27,828 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-08 19:23:27,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 19:23:27,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:27,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-12-08 19:23:27,925 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-12-08 19:23:27,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 19:23:27,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:27,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2018-12-08 19:23:28,000 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2018-12-08 19:23:28,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 19:23:28,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2018-12-08 19:23:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2018-12-08 19:23:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 19:23:28,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:28,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-12-08 19:23:28,433 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-12-08 19:23:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 19:23:28,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:28,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-12-08 19:23:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-12-08 19:23:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 19:23:28,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:29,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-12-08 19:23:29,029 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-12-08 19:23:29,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 19:23:29,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-12-08 19:23:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-12-08 19:23:29,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 19:23:29,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:29,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:29,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-12-08 19:23:29,262 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-12-08 19:23:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 19:23:29,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:29,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-08 19:23:29,364 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-08 19:23:29,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 19:23:29,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:29,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-12-08 19:23:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-12-08 19:23:29,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 19:23:29,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:29,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:30,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:30,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-12-08 19:23:30,243 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-12-08 19:23:30,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 19:23:30,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:30,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2018-12-08 19:23:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2018-12-08 19:23:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 19:23:30,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-12-08 19:23:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-12-08 19:23:30,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 19:23:30,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-08 19:23:30,697 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-08 19:23:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 19:23:30,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:30,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:30,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-12-08 19:23:30,821 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-12-08 19:23:30,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 19:23:30,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-08 19:23:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-08 19:23:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 19:23:30,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:32,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2018-12-08 19:23:32,029 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2018-12-08 19:23:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 19:23:32,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:32,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:32,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2018-12-08 19:23:32,186 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2018-12-08 19:23:32,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:32,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:32,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:32,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-12-08 19:23:32,368 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-12-08 19:23:32,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:32,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:32,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:32,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-12-08 19:23:32,554 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-12-08 19:23:32,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:32,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:32,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2018-12-08 19:23:32,722 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2018-12-08 19:23:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:32,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:32,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:32,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-12-08 19:23:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-12-08 19:23:32,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:32,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2018-12-08 19:23:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2018-12-08 19:23:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:34,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:34,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2018-12-08 19:23:34,870 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2018-12-08 19:23:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 19:23:34,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2018-12-08 19:23:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2018-12-08 19:23:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:35,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:35,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:35,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-12-08 19:23:35,304 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-12-08 19:23:35,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:35,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:35,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-12-08 19:23:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-12-08 19:23:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:35,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:35,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-12-08 19:23:35,836 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-12-08 19:23:35,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:35,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2018-12-08 19:23:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-12-08 19:23:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:36,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-12-08 19:23:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-12-08 19:23:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:36,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:38,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2018-12-08 19:23:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2018-12-08 19:23:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:38,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:38,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2018-12-08 19:23:38,899 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2018-12-08 19:23:38,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 19:23:38,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 78 transitions. [2018-12-08 19:23:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2018-12-08 19:23:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:39,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:39,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:39,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-12-08 19:23:39,479 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-12-08 19:23:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:39,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:39,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-12-08 19:23:39,771 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-12-08 19:23:39,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:39,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:39,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:40,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-12-08 19:23:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-12-08 19:23:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:40,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:40,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-12-08 19:23:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-12-08 19:23:40,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:40,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:40,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:40,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-12-08 19:23:40,532 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-12-08 19:23:40,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:40,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2018-12-08 19:23:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2018-12-08 19:23:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:40,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2018-12-08 19:23:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2018-12-08 19:23:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:44,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2018-12-08 19:23:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2018-12-08 19:23:44,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 19:23:44,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:44,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2018-12-08 19:23:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2018-12-08 19:23:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:44,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-12-08 19:23:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-12-08 19:23:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:45,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:45,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-12-08 19:23:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-12-08 19:23:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:45,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:45,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2018-12-08 19:23:45,875 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2018-12-08 19:23:45,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:45,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-12-08 19:23:46,195 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-12-08 19:23:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:46,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:46,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2018-12-08 19:23:46,474 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2018-12-08 19:23:46,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:46,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:46,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-12-08 19:23:46,768 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-12-08 19:23:46,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:46,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:52,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2018-12-08 19:23:52,568 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2018-12-08 19:23:52,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:52,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:52,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2018-12-08 19:23:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2018-12-08 19:23:52,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:52,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2018-12-08 19:23:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2018-12-08 19:23:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 19:23:53,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2018-12-08 19:23:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2018-12-08 19:23:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:53,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-12-08 19:23:54,621 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-12-08 19:23:54,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:54,621 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:54,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-08 19:23:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-08 19:23:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:55,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-12-08 19:23:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-12-08 19:23:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:55,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:56,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-12-08 19:23:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-12-08 19:23:56,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:56,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:56,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2018-12-08 19:23:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2018-12-08 19:23:56,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:56,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:56,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:23:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:23:57,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-12-08 19:23:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-12-08 19:23:57,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:23:57,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:23:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:23:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2018-12-08 19:24:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2018-12-08 19:24:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:24:04,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:04,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2018-12-08 19:24:04,412 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2018-12-08 19:24:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:24:04,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:04,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2018-12-08 19:24:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2018-12-08 19:24:04,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:24:04,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:04,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2018-12-08 19:24:05,159 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2018-12-08 19:24:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:24:05,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 84 transitions. [2018-12-08 19:24:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2018-12-08 19:24:05,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:05,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2018-12-08 19:24:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2018-12-08 19:24:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:06,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:06,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:07,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:07,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-12-08 19:24:07,514 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-12-08 19:24:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:07,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2018-12-08 19:24:07,975 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2018-12-08 19:24:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:07,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:08,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2018-12-08 19:24:08,426 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2018-12-08 19:24:08,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:08,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:08,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2018-12-08 19:24:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2018-12-08 19:24:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:08,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:09,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2018-12-08 19:24:09,273 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2018-12-08 19:24:09,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:09,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:09,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:09,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2018-12-08 19:24:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2018-12-08 19:24:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:09,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:22,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 113 transitions. [2018-12-08 19:24:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2018-12-08 19:24:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:22,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:22,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 113 transitions. [2018-12-08 19:24:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2018-12-08 19:24:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:22,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:23,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2018-12-08 19:24:23,694 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2018-12-08 19:24:23,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:23,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:24,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:24,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2018-12-08 19:24:24,962 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2018-12-08 19:24:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:24:24,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:24,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2018-12-08 19:24:26,547 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2018-12-08 19:24:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:26,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:27,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:27,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2018-12-08 19:24:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2018-12-08 19:24:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:27,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:27,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2018-12-08 19:24:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2018-12-08 19:24:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:28,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:29,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2018-12-08 19:24:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2018-12-08 19:24:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:29,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:29,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:30,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2018-12-08 19:24:30,107 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2018-12-08 19:24:30,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:30,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:30,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2018-12-08 19:24:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2018-12-08 19:24:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:30,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2018-12-08 19:24:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2018-12-08 19:24:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:31,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:32,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2018-12-08 19:24:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2018-12-08 19:24:32,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:32,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:47,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2018-12-08 19:24:47,660 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2018-12-08 19:24:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:47,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:48,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:48,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 67 states and 118 transitions. [2018-12-08 19:24:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 118 transitions. [2018-12-08 19:24:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:48,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:49,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2018-12-08 19:24:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2018-12-08 19:24:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:49,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:50,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 69 states and 118 transitions. [2018-12-08 19:24:50,425 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 118 transitions. [2018-12-08 19:24:50,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:50,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2018-12-08 19:24:52,013 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2018-12-08 19:24:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 19:24:52,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:53,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2018-12-08 19:24:53,807 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2018-12-08 19:24:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:53,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 85 transitions. [2018-12-08 19:24:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2018-12-08 19:24:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:55,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:55,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2018-12-08 19:24:56,031 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2018-12-08 19:24:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:56,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:56,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2018-12-08 19:24:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2018-12-08 19:24:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:56,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:57,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2018-12-08 19:24:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2018-12-08 19:24:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:57,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:57,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2018-12-08 19:24:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2018-12-08 19:24:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:58,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:58,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2018-12-08 19:24:59,000 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2018-12-08 19:24:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:59,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:59,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:24:59,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:24:59,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2018-12-08 19:24:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2018-12-08 19:24:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:24:59,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:24:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:24:59,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:00,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:25:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 82 transitions. [2018-12-08 19:25:00,202 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2018-12-08 19:25:00,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:25:00,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:25:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:25:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-12-08 19:25:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-12-08 19:25:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:25:00,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:25:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:25:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2018-12-08 19:25:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2018-12-08 19:25:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:25:01,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:25:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:02,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:25:02,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2018-12-08 19:25:02,232 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2018-12-08 19:25:02,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:25:02,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:25:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:25:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2018-12-08 19:25:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2018-12-08 19:25:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:25:03,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:25:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:25:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:25:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:25:05,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2018-12-08 19:25:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2018-12-08 19:25:05,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 19:25:05,410 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 106 iterations. [2018-12-08 19:25:05,420 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 19:25:06,226 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 19:25:06,228 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 19:25:06,228 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 19:25:06,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 07:25:06 ImpRootNode [2018-12-08 19:25:06,229 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 19:25:06,229 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:25:06,229 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:25:06,229 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:25:06,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:23:27" (3/4) ... [2018-12-08 19:25:06,232 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 19:25:06,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-08 19:25:06,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 19:25:06,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 19:25:06,280 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2cffa49b-9e7d-4579-b2ce-aedfd1afcccc/bin-2019/ukojak/witness.graphml [2018-12-08 19:25:06,280 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:25:06,281 INFO L168 Benchmark]: Toolchain (without parser) took 99607.79 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 270.0 MB). Free memory was 961.4 MB in the beginning and 824.6 MB in the end (delta: 136.8 MB). Peak memory consumption was 406.8 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:06,282 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:25:06,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:06,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:06,282 INFO L168 Benchmark]: Boogie Preprocessor took 14.27 ms. Allocated memory is still 1.1 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. [2018-12-08 19:25:06,282 INFO L168 Benchmark]: RCFGBuilder took 322.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:06,282 INFO L168 Benchmark]: CodeCheck took 99009.63 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 153.6 MB). Free memory was 1.1 GB in the beginning and 833.2 MB in the end (delta: 231.8 MB). Peak memory consumption was 385.4 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:06,283 INFO L168 Benchmark]: Witness Printer took 51.50 ms. Allocated memory is still 1.3 GB. Free memory was 833.2 MB in the beginning and 824.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2018-12-08 19:25:06,284 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, 98.1s 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, 55.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17149 GetRequests, 16365 SyntacticMatches, 0 SemanticMatches, 784 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303087 ImplicationChecksByTransitivity, 95.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.27 ms. Allocated memory is still 1.1 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 322.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * CodeCheck took 99009.63 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 153.6 MB). Free memory was 1.1 GB in the beginning and 833.2 MB in the end (delta: 231.8 MB). Peak memory consumption was 385.4 MB. Max. memory is 11.5 GB. * Witness Printer took 51.50 ms. Allocated memory is still 1.3 GB. Free memory was 833.2 MB in the beginning and 824.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...