./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_12_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_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/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 16b9ec98922e529d9b7488fe4b8a5dfd7426fa85 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 04:01:56,741 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:01:56,742 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:01:56,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:01:56,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:01:56,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:01:56,749 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:01:56,750 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:01:56,751 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:01:56,751 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:01:56,752 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:01:56,752 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:01:56,752 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:01:56,753 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:01:56,753 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:01:56,754 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:01:56,754 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:01:56,755 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:01:56,756 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:01:56,757 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:01:56,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:01:56,758 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:01:56,759 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:01:56,759 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:01:56,759 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:01:56,760 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:01:56,760 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:01:56,761 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:01:56,761 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:01:56,762 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:01:56,762 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:01:56,762 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:01:56,762 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:01:56,762 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:01:56,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:01:56,763 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:01:56,763 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 04:01:56,771 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:01:56,771 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:01:56,772 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:01:56,772 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 04:01:56,772 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 04:01:56,772 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 04:01:56,772 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:01:56,773 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:01:56,774 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:01:56,774 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 04:01:56,774 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:01:56,774 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 04:01:56,774 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 04:01:56,774 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:01:56,774 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:01:56,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 04:01:56,775 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:01:56,775 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:01:56,775 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:01:56,775 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 04:01:56,775 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:01:56,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 04:01:56,775 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_1822866c-659e-4003-8ca1-779b441edf37/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 -> 16b9ec98922e529d9b7488fe4b8a5dfd7426fa85 [2018-12-02 04:01:56,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:01:56,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:01:56,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:01:56,806 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:01:56,806 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:01:56,806 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-02 04:01:56,841 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/data/3366c6fc4/b741f805ceca484fb285c5737368b7a5/FLAGc78f67713 [2018-12-02 04:01:57,228 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:01:57,228 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-02 04:01:57,233 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/data/3366c6fc4/b741f805ceca484fb285c5737368b7a5/FLAGc78f67713 [2018-12-02 04:01:57,599 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/data/3366c6fc4/b741f805ceca484fb285c5737368b7a5 [2018-12-02 04:01:57,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:01:57,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:01:57,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:01:57,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:01:57,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:01:57,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2251f510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57, skipping insertion in model container [2018-12-02 04:01:57,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:01:57,632 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:01:57,729 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:01:57,731 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:01:57,748 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:01:57,756 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:01:57,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57 WrapperNode [2018-12-02 04:01:57,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:01:57,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:01:57,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:01:57,756 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:01:57,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:01:57,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:01:57,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:01:57,777 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:01:57,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... [2018-12-02 04:01:57,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:01:57,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:01:57,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:01:57,820 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:01:57,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/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 [2018-12-02 04:01:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:01:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:01:58,122 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:01:58,122 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-02 04:01:58,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:01:58 BoogieIcfgContainer [2018-12-02 04:01:58,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:01:58,123 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 04:01:58,123 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 04:01:58,130 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 04:01:58,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:01:58" (1/1) ... [2018-12-02 04:01:58,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:01:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 57 transitions. [2018-12-02 04:01:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 57 transitions. [2018-12-02 04:01:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 04:01:58,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:58,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 54 transitions. [2018-12-02 04:01:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2018-12-02 04:01:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 04:01:58,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:58,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:58,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:58,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-02 04:01:58,418 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-02 04:01:58,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 04:01:58,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:58,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:58,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-12-02 04:01:58,596 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-12-02 04:01:58,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 04:01:58,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2018-12-02 04:01:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2018-12-02 04:01:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:01:58,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:58,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-12-02 04:01:58,741 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-12-02 04:01:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:01:58,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:58,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:59,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-02 04:01:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-02 04:01:59,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 04:01:59,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:59,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2018-12-02 04:01:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2018-12-02 04:01:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:01:59,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:59,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2018-12-02 04:01:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2018-12-02 04:01:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:01:59,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:59,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2018-12-02 04:01:59,323 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2018-12-02 04:01:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:01:59,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-12-02 04:01:59,822 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-12-02 04:01:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 04:01:59,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:59,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:01:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:01:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-12-02 04:01:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-12-02 04:01:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:01:59,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:01:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:01:59,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-12-02 04:02:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-12-02 04:02:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:00,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:00,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:00,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2018-12-02 04:02:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2018-12-02 04:02:00,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:00,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:00,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:00,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-02 04:02:00,852 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-02 04:02:00,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:00,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:00,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-12-02 04:02:00,967 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-12-02 04:02:00,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 04:02:00,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:00,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2018-12-02 04:02:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2018-12-02 04:02:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:01,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:01,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-02 04:02:01,232 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-02 04:02:01,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:01,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-12-02 04:02:01,392 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-12-02 04:02:01,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:01,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:01,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2018-12-02 04:02:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2018-12-02 04:02:01,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:01,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:01,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:02,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:02,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2018-12-02 04:02:02,576 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2018-12-02 04:02:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:02,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:02,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2018-12-02 04:02:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2018-12-02 04:02:02,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 04:02:02,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:02,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-02 04:02:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-02 04:02:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:02,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:03,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:03,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-02 04:02:03,273 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-02 04:02:03,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:03,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:03,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:03,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-12-02 04:02:03,458 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-12-02 04:02:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:03,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:03,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:03,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:03,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-02 04:02:03,609 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-02 04:02:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:03,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-12-02 04:02:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-12-02 04:02:03,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:03,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:05,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:05,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 86 transitions. [2018-12-02 04:02:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2018-12-02 04:02:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:05,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:05,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2018-12-02 04:02:05,877 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2018-12-02 04:02:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 04:02:05,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:06,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:06,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2018-12-02 04:02:06,121 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2018-12-02 04:02:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:06,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:06,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-12-02 04:02:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-12-02 04:02:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:06,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2018-12-02 04:02:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2018-12-02 04:02:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:06,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-12-02 04:02:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-12-02 04:02:06,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:06,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:06,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-12-02 04:02:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-12-02 04:02:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:06,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:08,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 91 transitions. [2018-12-02 04:02:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2018-12-02 04:02:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:08,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:09,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:09,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2018-12-02 04:02:09,162 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2018-12-02 04:02:09,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:09,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:09,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:09,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2018-12-02 04:02:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2018-12-02 04:02:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 04:02:09,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:09,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-12-02 04:02:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-12-02 04:02:09,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:09,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:09,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-12-02 04:02:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-12-02 04:02:09,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:09,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-12-02 04:02:10,168 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-12-02 04:02:10,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:10,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2018-12-02 04:02:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-12-02 04:02:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:10,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-12-02 04:02:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-12-02 04:02:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:10,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-12-02 04:02:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-12-02 04:02:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:10,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 96 transitions. [2018-12-02 04:02:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 96 transitions. [2018-12-02 04:02:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:15,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:15,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:15,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2018-12-02 04:02:15,349 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2018-12-02 04:02:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:15,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2018-12-02 04:02:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2018-12-02 04:02:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:02:15,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2018-12-02 04:02:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2018-12-02 04:02:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:15,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:15,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:16,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-12-02 04:02:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-12-02 04:02:16,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:16,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:16,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-12-02 04:02:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-12-02 04:02:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:16,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:17,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:17,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-12-02 04:02:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-12-02 04:02:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:17,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:17,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-12-02 04:02:17,594 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-12-02 04:02:17,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:17,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:17,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:17,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2018-12-02 04:02:17,857 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2018-12-02 04:02:17,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:17,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:18,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:18,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2018-12-02 04:02:18,125 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2018-12-02 04:02:18,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:18,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:18,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:19,115 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-02 04:02:19,454 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-12-02 04:02:20,213 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-12-02 04:02:21,017 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-12-02 04:02:21,427 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-12-02 04:02:25,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 59 states and 101 transitions. [2018-12-02 04:02:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 101 transitions. [2018-12-02 04:02:25,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:25,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2018-12-02 04:02:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2018-12-02 04:02:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:25,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:26,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:26,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2018-12-02 04:02:26,110 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2018-12-02 04:02:26,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:02:26,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:26,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2018-12-02 04:02:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2018-12-02 04:02:26,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:26,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:26,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:27,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-12-02 04:02:27,177 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-12-02 04:02:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:27,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:27,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2018-12-02 04:02:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2018-12-02 04:02:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:27,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:27,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:28,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-12-02 04:02:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-12-02 04:02:28,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:28,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:28,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2018-12-02 04:02:28,635 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2018-12-02 04:02:28,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:28,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-12-02 04:02:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-12-02 04:02:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:29,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:29,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:29,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-12-02 04:02:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-12-02 04:02:29,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:29,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:30,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 61 states and 106 transitions. [2018-12-02 04:02:35,368 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 106 transitions. [2018-12-02 04:02:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:35,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:35,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:35,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2018-12-02 04:02:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2018-12-02 04:02:35,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:35,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:36,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:36,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 63 states and 106 transitions. [2018-12-02 04:02:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 106 transitions. [2018-12-02 04:02:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:36,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:36,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:36,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 106 transitions. [2018-12-02 04:02:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2018-12-02 04:02:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 04:02:36,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2018-12-02 04:02:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2018-12-02 04:02:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:37,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:38,357 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-12-02 04:02:38,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:38,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-02 04:02:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-02 04:02:38,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:38,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:38,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:39,403 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-12-02 04:02:40,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:40,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-12-02 04:02:40,320 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-12-02 04:02:40,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:40,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-12-02 04:02:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-12-02 04:02:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:40,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2018-12-02 04:02:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2018-12-02 04:02:41,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:41,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:41,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:41,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-12-02 04:02:41,638 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-12-02 04:02:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:41,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:42,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:42,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2018-12-02 04:02:42,026 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2018-12-02 04:02:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:42,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:42,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-12-02 04:02:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-12-02 04:02:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:42,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:42,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2018-12-02 04:02:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2018-12-02 04:02:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:42,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:43,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:43,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2018-12-02 04:02:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2018-12-02 04:02:43,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:43,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:43,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2018-12-02 04:02:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2018-12-02 04:02:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:02:43,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:02:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:02:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:02:44,529 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-12-02 04:02:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:02:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-12-02 04:02:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-12-02 04:02:45,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 04:02:45,512 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-12-02 04:02:45,518 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 04:02:45,805 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:02:45,807 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:02:45,807 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 04:02:45,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:02:45 ImpRootNode [2018-12-02 04:02:45,807 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 04:02:45,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:02:45,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:02:45,808 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:02:45,808 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:01:58" (3/4) ... [2018-12-02 04:02:45,810 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 04:02:45,817 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 04:02:45,817 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 04:02:45,817 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 04:02:45,852 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1822866c-659e-4003-8ca1-779b441edf37/bin-2019/ukojak/witness.graphml [2018-12-02 04:02:45,852 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:02:45,852 INFO L168 Benchmark]: Toolchain (without parser) took 48251.20 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 575.7 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -210.9 MB). Peak memory consumption was 364.8 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:45,853 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:02:45,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:45,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.56 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:45,853 INFO L168 Benchmark]: Boogie Preprocessor took 43.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:45,854 INFO L168 Benchmark]: RCFGBuilder took 302.72 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:45,854 INFO L168 Benchmark]: CodeCheck took 47684.14 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 472.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -106.9 MB). Peak memory consumption was 365.5 MB. Max. memory is 11.5 GB. [2018-12-02 04:02:45,854 INFO L168 Benchmark]: Witness Printer took 44.26 ms. Allocated memory is still 1.6 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:02:45,855 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, 45 locations, 1 error locations. SAFE Result, 47.3s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 1335226364 SDslu, 0 SDs, 0 SdLazy, 1465769976 SolverSat, 260304892 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11386 GetRequests, 10810 SyntacticMatches, 0 SemanticMatches, 576 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160411 ImplicationChecksByTransitivity, 45.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1106 NumberOfCodeBlocks, 1106 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 1028 ConstructedInterpolants, 0 QuantifiedInterpolants, 77274 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 78 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: 189]: 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: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 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 20.56 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 302.72 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * CodeCheck took 47684.14 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 472.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -106.9 MB). Peak memory consumption was 365.5 MB. Max. memory is 11.5 GB. * Witness Printer took 44.26 ms. Allocated memory is still 1.6 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...