./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_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_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/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 b933e5eb5edc3f9dba2cad9f501770deba788f6d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:23:34,695 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 21:23:34,696 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 21:23:34,702 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 21:23:34,702 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 21:23:34,702 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 21:23:34,703 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 21:23:34,704 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 21:23:34,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 21:23:34,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 21:23:34,705 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 21:23:34,705 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 21:23:34,706 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 21:23:34,706 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 21:23:34,707 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 21:23:34,707 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 21:23:34,708 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 21:23:34,708 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 21:23:34,709 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 21:23:34,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 21:23:34,710 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 21:23:34,711 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 21:23:34,712 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 21:23:34,712 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 21:23:34,712 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 21:23:34,713 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 21:23:34,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 21:23:34,714 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 21:23:34,714 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 21:23:34,715 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 21:23:34,715 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 21:23:34,715 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 21:23:34,715 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 21:23:34,715 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 21:23:34,716 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 21:23:34,716 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 21:23:34,716 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 21:23:34,723 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 21:23:34,723 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 21:23:34,724 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 21:23:34,724 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 21:23:34,724 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 21:23:34,724 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 21:23:34,724 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 21:23:34,724 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 21:23:34,724 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 21:23:34,724 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 21:23:34,725 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 21:23:34,725 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 21:23:34,725 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 21:23:34,726 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 21:23:34,726 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 21:23:34,726 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_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2018-12-02 21:23:34,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 21:23:34,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 21:23:34,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 21:23:34,756 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 21:23:34,756 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 21:23:34,757 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-12-02 21:23:34,792 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/data/afaf10791/0fbe2ac068b9479fb6a9f2c681013d43/FLAG552a2ff78 [2018-12-02 21:23:35,171 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 21:23:35,172 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/sv-benchmarks/c/eca-rers2012/Problem02_label46_true-unreach-call_false-termination.c [2018-12-02 21:23:35,180 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/data/afaf10791/0fbe2ac068b9479fb6a9f2c681013d43/FLAG552a2ff78 [2018-12-02 21:23:35,543 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/data/afaf10791/0fbe2ac068b9479fb6a9f2c681013d43 [2018-12-02 21:23:35,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 21:23:35,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 21:23:35,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 21:23:35,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 21:23:35,559 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 21:23:35,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42aa496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35, skipping insertion in model container [2018-12-02 21:23:35,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 21:23:35,593 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 21:23:35,787 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:23:35,790 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 21:23:35,891 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:23:35,903 INFO L195 MainTranslator]: Completed translation [2018-12-02 21:23:35,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35 WrapperNode [2018-12-02 21:23:35,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 21:23:35,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 21:23:35,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 21:23:35,905 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 21:23:35,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 21:23:35,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 21:23:35,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 21:23:35,959 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 21:23:35,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... [2018-12-02 21:23:35,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 21:23:35,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 21:23:35,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 21:23:35,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 21:23:35,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/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 21:23:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 21:23:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 21:23:37,007 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 21:23:37,007 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 21:23:37,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:37 BoogieIcfgContainer [2018-12-02 21:23:37,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 21:23:37,008 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 21:23:37,008 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 21:23:37,015 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 21:23:37,015 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:37" (1/1) ... [2018-12-02 21:23:37,023 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:23:37,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 21:23:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 21:23:37,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 21:23:37,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-02 21:23:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-02 21:23:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 21:23:37,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:37,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 242 states and 327 transitions. [2018-12-02 21:23:38,051 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 327 transitions. [2018-12-02 21:23:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 21:23:38,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:38,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 246 states and 333 transitions. [2018-12-02 21:23:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 333 transitions. [2018-12-02 21:23:38,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 21:23:38,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 21:23:38,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 255 states and 348 transitions. [2018-12-02 21:23:38,477 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 348 transitions. [2018-12-02 21:23:38,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 21:23:38,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 264 states and 364 transitions. [2018-12-02 21:23:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 364 transitions. [2018-12-02 21:23:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 21:23:38,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 267 states and 367 transitions. [2018-12-02 21:23:38,702 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 367 transitions. [2018-12-02 21:23:38,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 21:23:38,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 21:23:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 271 states and 373 transitions. [2018-12-02 21:23:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 373 transitions. [2018-12-02 21:23:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 21:23:38,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:23:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 272 states and 377 transitions. [2018-12-02 21:23:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 377 transitions. [2018-12-02 21:23:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 21:23:38,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:23:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:39,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 275 states and 380 transitions. [2018-12-02 21:23:39,077 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 380 transitions. [2018-12-02 21:23:39,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 21:23:39,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:39,091 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:23:39,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:39,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 278 states and 384 transitions. [2018-12-02 21:23:39,172 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 384 transitions. [2018-12-02 21:23:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 21:23:39,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:39,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 295 states and 414 transitions. [2018-12-02 21:23:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 414 transitions. [2018-12-02 21:23:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 21:23:39,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:39,582 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:39,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:39,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 302 states and 422 transitions. [2018-12-02 21:23:39,666 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 422 transitions. [2018-12-02 21:23:39,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 21:23:39,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 316 states and 441 transitions. [2018-12-02 21:23:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 441 transitions. [2018-12-02 21:23:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 21:23:40,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,108 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 319 states and 446 transitions. [2018-12-02 21:23:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 446 transitions. [2018-12-02 21:23:40,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 21:23:40,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 321 states and 448 transitions. [2018-12-02 21:23:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 448 transitions. [2018-12-02 21:23:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 21:23:40,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 325 states and 456 transitions. [2018-12-02 21:23:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 456 transitions. [2018-12-02 21:23:40,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 21:23:40,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 328 states and 459 transitions. [2018-12-02 21:23:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 459 transitions. [2018-12-02 21:23:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 21:23:40,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 331 states and 462 transitions. [2018-12-02 21:23:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 462 transitions. [2018-12-02 21:23:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 21:23:40,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 335 states and 467 transitions. [2018-12-02 21:23:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 467 transitions. [2018-12-02 21:23:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 21:23:40,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:41,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 358 states and 498 transitions. [2018-12-02 21:23:41,521 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 498 transitions. [2018-12-02 21:23:41,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 21:23:41,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:23:42,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:42,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 437 states and 581 transitions. [2018-12-02 21:23:42,074 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 581 transitions. [2018-12-02 21:23:42,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 21:23:42,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 442 states and 587 transitions. [2018-12-02 21:23:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 587 transitions. [2018-12-02 21:23:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:42,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 464 states and 617 transitions. [2018-12-02 21:23:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 617 transitions. [2018-12-02 21:23:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:42,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:43,036 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 467 states and 620 transitions. [2018-12-02 21:23:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 620 transitions. [2018-12-02 21:23:43,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:43,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 470 states and 623 transitions. [2018-12-02 21:23:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 623 transitions. [2018-12-02 21:23:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:43,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 473 states and 626 transitions. [2018-12-02 21:23:43,532 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 626 transitions. [2018-12-02 21:23:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:43,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:23:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 478 states and 632 transitions. [2018-12-02 21:23:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 632 transitions. [2018-12-02 21:23:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:43,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:23:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 480 states and 633 transitions. [2018-12-02 21:23:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 633 transitions. [2018-12-02 21:23:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 21:23:43,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:23:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 483 states and 635 transitions. [2018-12-02 21:23:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 635 transitions. [2018-12-02 21:23:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 21:23:44,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:44,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 489 states and 643 transitions. [2018-12-02 21:23:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 643 transitions. [2018-12-02 21:23:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 21:23:44,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 524 states and 692 transitions. [2018-12-02 21:23:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 692 transitions. [2018-12-02 21:23:45,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 21:23:45,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 527 states and 695 transitions. [2018-12-02 21:23:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 695 transitions. [2018-12-02 21:23:46,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 21:23:46,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:46,151 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 21:23:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:46,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 529 states and 696 transitions. [2018-12-02 21:23:46,239 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 696 transitions. [2018-12-02 21:23:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 21:23:46,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:46,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 539 states and 710 transitions. [2018-12-02 21:23:46,844 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 710 transitions. [2018-12-02 21:23:46,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 21:23:46,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:47,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 545 states and 717 transitions. [2018-12-02 21:23:47,332 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 717 transitions. [2018-12-02 21:23:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 21:23:47,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:47,349 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:47,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 566 states and 739 transitions. [2018-12-02 21:23:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 739 transitions. [2018-12-02 21:23:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 21:23:47,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:47,496 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 582 states and 760 transitions. [2018-12-02 21:23:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 760 transitions. [2018-12-02 21:23:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 21:23:48,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:48,041 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:48,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 586 states and 766 transitions. [2018-12-02 21:23:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 766 transitions. [2018-12-02 21:23:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 21:23:48,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:48,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 589 states and 769 transitions. [2018-12-02 21:23:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 769 transitions. [2018-12-02 21:23:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 21:23:48,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:23:48,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:48,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 608 states and 792 transitions. [2018-12-02 21:23:48,987 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 792 transitions. [2018-12-02 21:23:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 21:23:48,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:23:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 613 states and 796 transitions. [2018-12-02 21:23:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 796 transitions. [2018-12-02 21:23:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 21:23:49,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:23:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 626 states and 809 transitions. [2018-12-02 21:23:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 809 transitions. [2018-12-02 21:23:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 21:23:49,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:23:49,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:49,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 627 states and 810 transitions. [2018-12-02 21:23:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 810 transitions. [2018-12-02 21:23:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 21:23:49,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:49,478 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:49,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 651 states and 837 transitions. [2018-12-02 21:23:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 837 transitions. [2018-12-02 21:23:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 21:23:49,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:23:50,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 670 states and 859 transitions. [2018-12-02 21:23:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 859 transitions. [2018-12-02 21:23:50,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 21:23:50,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 21:23:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 677 states and 866 transitions. [2018-12-02 21:23:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 866 transitions. [2018-12-02 21:23:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 21:23:50,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:23:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 678 states and 867 transitions. [2018-12-02 21:23:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 867 transitions. [2018-12-02 21:23:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 21:23:50,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 700 states and 889 transitions. [2018-12-02 21:23:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 889 transitions. [2018-12-02 21:23:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 21:23:51,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 21:23:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 702 states and 891 transitions. [2018-12-02 21:23:51,523 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 891 transitions. [2018-12-02 21:23:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 21:23:51,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:23:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 731 states and 926 transitions. [2018-12-02 21:23:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 926 transitions. [2018-12-02 21:23:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 21:23:52,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:23:52,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 748 states and 943 transitions. [2018-12-02 21:23:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 943 transitions. [2018-12-02 21:23:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 21:23:52,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:52,205 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 21:23:52,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 750 states and 944 transitions. [2018-12-02 21:23:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 944 transitions. [2018-12-02 21:23:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 21:23:52,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:52,317 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 21:23:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:52,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 757 states and 951 transitions. [2018-12-02 21:23:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 951 transitions. [2018-12-02 21:23:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 21:23:52,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:23:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:52,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 759 states and 952 transitions. [2018-12-02 21:23:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 952 transitions. [2018-12-02 21:23:52,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 21:23:52,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:52,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 788 states and 983 transitions. [2018-12-02 21:23:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 983 transitions. [2018-12-02 21:23:52,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 21:23:52,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 803 states and 999 transitions. [2018-12-02 21:23:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 999 transitions. [2018-12-02 21:23:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 21:23:53,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:53,302 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 805 states and 1001 transitions. [2018-12-02 21:23:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1001 transitions. [2018-12-02 21:23:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 21:23:53,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:53,574 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:53,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:53,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 811 states and 1013 transitions. [2018-12-02 21:23:53,995 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1013 transitions. [2018-12-02 21:23:53,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-02 21:23:53,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 21:23:54,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 869 states and 1076 transitions. [2018-12-02 21:23:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1076 transitions. [2018-12-02 21:23:54,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 21:23:54,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:54,944 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 879 states and 1092 transitions. [2018-12-02 21:23:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1092 transitions. [2018-12-02 21:23:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 21:23:55,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 901 states and 1117 transitions. [2018-12-02 21:23:55,691 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1117 transitions. [2018-12-02 21:23:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 21:23:55,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 21:23:55,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 902 states and 1121 transitions. [2018-12-02 21:23:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1121 transitions. [2018-12-02 21:23:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 21:23:55,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:55,795 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:23:56,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 908 states and 1131 transitions. [2018-12-02 21:23:56,023 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1131 transitions. [2018-12-02 21:23:56,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 21:23:56,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:56,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 928 states and 1154 transitions. [2018-12-02 21:23:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1154 transitions. [2018-12-02 21:23:56,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 21:23:56,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:56,719 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:58,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 951 states and 1189 transitions. [2018-12-02 21:23:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1189 transitions. [2018-12-02 21:23:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 21:23:58,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:59,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 957 states and 1196 transitions. [2018-12-02 21:23:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1196 transitions. [2018-12-02 21:23:59,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 21:23:59,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:59,349 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:59,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 963 states and 1203 transitions. [2018-12-02 21:23:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1203 transitions. [2018-12-02 21:23:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 21:23:59,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:23:59,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:59,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 967 states and 1208 transitions. [2018-12-02 21:23:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1208 transitions. [2018-12-02 21:23:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 21:23:59,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:23:59,849 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 21:23:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:23:59,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 972 states and 1212 transitions. [2018-12-02 21:23:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1212 transitions. [2018-12-02 21:23:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 21:23:59,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:23:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 21:24:00,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 984 states and 1223 transitions. [2018-12-02 21:24:00,485 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1223 transitions. [2018-12-02 21:24:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 21:24:00,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:00,515 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 21:24:00,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 988 states and 1227 transitions. [2018-12-02 21:24:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1227 transitions. [2018-12-02 21:24:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 21:24:00,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:24:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:01,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 990 states and 1230 transitions. [2018-12-02 21:24:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1230 transitions. [2018-12-02 21:24:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 21:24:01,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:01,077 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:24:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1015 states and 1255 transitions. [2018-12-02 21:24:01,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1255 transitions. [2018-12-02 21:24:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 21:24:01,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:02,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1022 states and 1264 transitions. [2018-12-02 21:24:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1264 transitions. [2018-12-02 21:24:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 21:24:02,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:02,052 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1027 states and 1269 transitions. [2018-12-02 21:24:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1269 transitions. [2018-12-02 21:24:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 21:24:02,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:02,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1032 states and 1273 transitions. [2018-12-02 21:24:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1273 transitions. [2018-12-02 21:24:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 21:24:02,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 21:24:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1051 states and 1293 transitions. [2018-12-02 21:24:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1293 transitions. [2018-12-02 21:24:03,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 21:24:03,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:24:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1063 states and 1304 transitions. [2018-12-02 21:24:03,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1304 transitions. [2018-12-02 21:24:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 21:24:03,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 21:24:03,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1069 states and 1310 transitions. [2018-12-02 21:24:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1310 transitions. [2018-12-02 21:24:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 21:24:03,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:24:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1070 states and 1310 transitions. [2018-12-02 21:24:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1310 transitions. [2018-12-02 21:24:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 21:24:03,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:03,333 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1072 states and 1311 transitions. [2018-12-02 21:24:03,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1311 transitions. [2018-12-02 21:24:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 21:24:03,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 21:24:04,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1082 states and 1329 transitions. [2018-12-02 21:24:04,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1329 transitions. [2018-12-02 21:24:04,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 21:24:04,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:04,560 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 21:24:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1085 states and 1332 transitions. [2018-12-02 21:24:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1332 transitions. [2018-12-02 21:24:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 21:24:04,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:04,782 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:04,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1086 states and 1333 transitions. [2018-12-02 21:24:04,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1333 transitions. [2018-12-02 21:24:04,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 21:24:04,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1089 states and 1336 transitions. [2018-12-02 21:24:05,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1336 transitions. [2018-12-02 21:24:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 21:24:05,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:24:05,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1092 states and 1339 transitions. [2018-12-02 21:24:05,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1339 transitions. [2018-12-02 21:24:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 21:24:05,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 21:24:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1097 states and 1347 transitions. [2018-12-02 21:24:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1347 transitions. [2018-12-02 21:24:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 21:24:05,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 21:24:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1102 states and 1351 transitions. [2018-12-02 21:24:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1351 transitions. [2018-12-02 21:24:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 21:24:06,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:24:06,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1131 states and 1380 transitions. [2018-12-02 21:24:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1380 transitions. [2018-12-02 21:24:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 21:24:06,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1161 states and 1413 transitions. [2018-12-02 21:24:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1413 transitions. [2018-12-02 21:24:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 21:24:06,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:07,006 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1164 states and 1416 transitions. [2018-12-02 21:24:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1416 transitions. [2018-12-02 21:24:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 21:24:07,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:07,291 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1167 states and 1419 transitions. [2018-12-02 21:24:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1419 transitions. [2018-12-02 21:24:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 21:24:07,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1263 states and 1535 transitions. [2018-12-02 21:24:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1535 transitions. [2018-12-02 21:24:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 21:24:13,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1274 states and 1548 transitions. [2018-12-02 21:24:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1548 transitions. [2018-12-02 21:24:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 21:24:14,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:15,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1276 states and 1550 transitions. [2018-12-02 21:24:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1550 transitions. [2018-12-02 21:24:15,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 21:24:15,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 21:24:16,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:16,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1282 states and 1557 transitions. [2018-12-02 21:24:16,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1557 transitions. [2018-12-02 21:24:16,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 21:24:16,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:16,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:16,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1307 states and 1587 transitions. [2018-12-02 21:24:16,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1587 transitions. [2018-12-02 21:24:16,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 21:24:16,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1311 states and 1593 transitions. [2018-12-02 21:24:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1593 transitions. [2018-12-02 21:24:16,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 21:24:16,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1314 states and 1596 transitions. [2018-12-02 21:24:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1596 transitions. [2018-12-02 21:24:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-02 21:24:17,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:17,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:17,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1317 states and 1599 transitions. [2018-12-02 21:24:17,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1599 transitions. [2018-12-02 21:24:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 21:24:17,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 21:24:19,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1324 states and 1607 transitions. [2018-12-02 21:24:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1607 transitions. [2018-12-02 21:24:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-02 21:24:19,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 21:24:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1326 states and 1609 transitions. [2018-12-02 21:24:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1609 transitions. [2018-12-02 21:24:19,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 21:24:19,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:19,759 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 21:24:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1330 states and 1613 transitions. [2018-12-02 21:24:20,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1613 transitions. [2018-12-02 21:24:20,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 21:24:20,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:20,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1332 states and 1617 transitions. [2018-12-02 21:24:20,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1617 transitions. [2018-12-02 21:24:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 21:24:20,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1334 states and 1618 transitions. [2018-12-02 21:24:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1618 transitions. [2018-12-02 21:24:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 21:24:20,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1336 states and 1619 transitions. [2018-12-02 21:24:21,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1619 transitions. [2018-12-02 21:24:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 21:24:21,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 21:24:21,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:21,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1353 states and 1635 transitions. [2018-12-02 21:24:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1635 transitions. [2018-12-02 21:24:21,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 21:24:21,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:21,416 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:24:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:21,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1391 states and 1675 transitions. [2018-12-02 21:24:21,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1675 transitions. [2018-12-02 21:24:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 21:24:21,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:24:23,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:23,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1473 states and 1761 transitions. [2018-12-02 21:24:23,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1761 transitions. [2018-12-02 21:24:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-02 21:24:23,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:23,301 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 21:24:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:23,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1476 states and 1763 transitions. [2018-12-02 21:24:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1763 transitions. [2018-12-02 21:24:23,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 21:24:23,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:23,907 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 21:24:26,650 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-02 21:24:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1540 states and 1833 transitions. [2018-12-02 21:24:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1833 transitions. [2018-12-02 21:24:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 21:24:30,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:24:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1542 states and 1836 transitions. [2018-12-02 21:24:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1836 transitions. [2018-12-02 21:24:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-02 21:24:31,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:31,487 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 21:24:31,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:31,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1584 states and 1879 transitions. [2018-12-02 21:24:31,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1879 transitions. [2018-12-02 21:24:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 21:24:31,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 138 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 21:24:32,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1667 states and 1975 transitions. [2018-12-02 21:24:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1975 transitions. [2018-12-02 21:24:32,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-02 21:24:32,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:33,185 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:24:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1688 states and 1999 transitions. [2018-12-02 21:24:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1999 transitions. [2018-12-02 21:24:33,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-02 21:24:33,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 21:24:33,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:33,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1689 states and 2000 transitions. [2018-12-02 21:24:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2000 transitions. [2018-12-02 21:24:33,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-02 21:24:33,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 21:24:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1692 states and 2003 transitions. [2018-12-02 21:24:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2003 transitions. [2018-12-02 21:24:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 21:24:34,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 21:24:34,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1771 states and 2085 transitions. [2018-12-02 21:24:34,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2085 transitions. [2018-12-02 21:24:34,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-02 21:24:34,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:34,879 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 8 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 21:24:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:36,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1850 states and 2166 transitions. [2018-12-02 21:24:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2166 transitions. [2018-12-02 21:24:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-02 21:24:36,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 351 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 21:24:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2011 states and 2350 transitions. [2018-12-02 21:24:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2350 transitions. [2018-12-02 21:24:40,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 21:24:40,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 21:24:50,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:50,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2105 states and 2452 transitions. [2018-12-02 21:24:50,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2452 transitions. [2018-12-02 21:24:50,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-02 21:24:50,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-02 21:24:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:51,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 2180 states and 2530 transitions. [2018-12-02 21:24:51,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2530 transitions. [2018-12-02 21:24:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-02 21:24:51,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 21:24:54,298 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2018-12-02 21:24:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2317 states and 2672 transitions. [2018-12-02 21:24:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 2672 transitions. [2018-12-02 21:24:58,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-02 21:24:58,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 21:24:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:24:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2332 states and 2689 transitions. [2018-12-02 21:24:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2689 transitions. [2018-12-02 21:24:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 21:24:59,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:24:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:24:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-02 21:25:01,781 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-02 21:25:03,923 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2018-12-02 21:25:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2382 states and 2741 transitions. [2018-12-02 21:25:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2741 transitions. [2018-12-02 21:25:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 21:25:06,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 21:25:15,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:15,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2410 states and 2779 transitions. [2018-12-02 21:25:15,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2779 transitions. [2018-12-02 21:25:15,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 21:25:15,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 21:25:17,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:17,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2423 states and 2792 transitions. [2018-12-02 21:25:17,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 2792 transitions. [2018-12-02 21:25:17,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-02 21:25:17,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-12-02 21:25:18,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2426 states and 2794 transitions. [2018-12-02 21:25:18,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 2794 transitions. [2018-12-02 21:25:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 21:25:18,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:18,363 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 21:25:18,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:18,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2450 states and 2820 transitions. [2018-12-02 21:25:18,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2820 transitions. [2018-12-02 21:25:18,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 21:25:18,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 21:25:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:19,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2455 states and 2824 transitions. [2018-12-02 21:25:19,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2824 transitions. [2018-12-02 21:25:19,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-02 21:25:19,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 394 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-12-02 21:25:19,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:19,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2472 states and 2843 transitions. [2018-12-02 21:25:19,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 2843 transitions. [2018-12-02 21:25:19,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-02 21:25:19,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 394 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-12-02 21:25:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2476 states and 2848 transitions. [2018-12-02 21:25:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2848 transitions. [2018-12-02 21:25:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-02 21:25:20,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:20,216 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-12-02 21:25:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2491 states and 2866 transitions. [2018-12-02 21:25:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 2866 transitions. [2018-12-02 21:25:20,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-02 21:25:20,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:21,542 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 21:25:24,519 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-02 21:25:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2528 states and 2906 transitions. [2018-12-02 21:25:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 2906 transitions. [2018-12-02 21:25:31,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-02 21:25:31,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 21:25:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2550 states and 2930 transitions. [2018-12-02 21:25:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 2930 transitions. [2018-12-02 21:25:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-02 21:25:33,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:34,636 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-02 21:25:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2692 states and 3079 transitions. [2018-12-02 21:25:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3079 transitions. [2018-12-02 21:25:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 21:25:40,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-12-02 21:25:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2694 states and 3082 transitions. [2018-12-02 21:25:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3082 transitions. [2018-12-02 21:25:41,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-02 21:25:41,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:25:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:25:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 70 proven. 373 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-02 21:25:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:25:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 2649 states and 3045 transitions. [2018-12-02 21:25:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3045 transitions. [2018-12-02 21:25:51,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 21:25:51,677 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 139 iterations. [2018-12-02 21:25:51,683 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 21:25:52,577 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-12-02 21:25:53,530 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-12-02 21:25:53,998 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-12-02 21:25:54,319 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 18 [2018-12-02 21:25:56,547 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 18 [2018-12-02 21:25:56,974 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-12-02 21:25:57,507 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:25:57,509 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 21:25:57,514 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 21:25:57,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:25:57 ImpRootNode [2018-12-02 21:25:57,515 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 21:25:57,515 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 21:25:57,515 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 21:25:57,515 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 21:25:57,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:37" (3/4) ... [2018-12-02 21:25:57,517 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 21:25:57,529 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-02 21:25:57,529 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-02 21:25:57,530 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 21:25:57,530 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 21:25:57,592 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_49cf8a37-0c5a-4d78-8bf6-0005b6f346e2/bin-2019/ukojak/witness.graphml [2018-12-02 21:25:57,592 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 21:25:57,592 INFO L168 Benchmark]: Toolchain (without parser) took 142042.84 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 882.9 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -305.0 MB). Peak memory consumption was 577.9 MB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,593 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:25:57,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -130.5 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,593 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.62 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,593 INFO L168 Benchmark]: Boogie Preprocessor took 29.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,593 INFO L168 Benchmark]: RCFGBuilder took 1019.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 852.5 MB in the end (delta: 217.9 MB). Peak memory consumption was 217.9 MB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,594 INFO L168 Benchmark]: CodeCheck took 140506.78 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 789.1 MB). Free memory was 852.5 MB in the beginning and 1.3 GB in the end (delta: -423.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,594 INFO L168 Benchmark]: Witness Printer took 77.06 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-12-02 21:25:57,595 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, 227 locations, 1 error locations. SAFE Result, 134.6s OverallTime, 139 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 153789296 SDtfs, -1728263360 SDslu, -934812404 SDs, 0 SdLazy, -1199928552 SolverSat, 1184161076 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 335.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154778 GetRequests, 151070 SyntacticMatches, 2602 SemanticMatches, 1106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 867053 ImplicationChecksByTransitivity, 117.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 24196 NumberOfCodeBlocks, 24196 NumberOfCodeBlocksAsserted, 138 NumberOfCheckSat, 24058 ConstructedInterpolants, 0 QuantifiedInterpolants, 17980575 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 138 InterpolantComputations, 103 PerfectInterpolantSequences, 21517/22742 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: 508]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a28 == 10) || !(a17 == 8)) || !(a11 == 1)) || !(a19 == 1)) || a25 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a11 == 1)) || !(a19 == 1)) || !(a17 == 8)) || !(a28 == 10) * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -130.5 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.62 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1019.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 852.5 MB in the end (delta: 217.9 MB). Peak memory consumption was 217.9 MB. Max. memory is 11.5 GB. * CodeCheck took 140506.78 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 789.1 MB). Free memory was 852.5 MB in the beginning and 1.3 GB in the end (delta: -423.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 77.06 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...