./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:24:05,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:24:05,750 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:24:05,757 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:24:05,757 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:24:05,758 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:24:05,758 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:24:05,759 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:24:05,760 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:24:05,761 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:24:05,761 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:24:05,762 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:24:05,762 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:24:05,763 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:24:05,764 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:24:05,764 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:24:05,765 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:24:05,766 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:24:05,767 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:24:05,768 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:24:05,768 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:24:05,769 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:24:05,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:24:05,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:24:05,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:24:05,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:24:05,772 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:24:05,772 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:24:05,773 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:24:05,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:24:05,774 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:24:05,774 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:24:05,774 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:24:05,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:24:05,775 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:24:05,776 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:24:05,776 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 12:24:05,783 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:24:05,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:24:05,784 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:24:05,784 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:24:05,784 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:24:05,784 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:24:05,784 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:24:05,784 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:24:05,785 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:24:05,786 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:24:05,786 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:24:05,786 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:24:05,786 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:24:05,786 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:24:05,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:24:05,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:24:05,786 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:24:05,787 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:24:05,787 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:24:05,787 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:24:05,787 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:24:05,787 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_c05651c8-3f21-449d-aba9-4540fe370b89/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2018-11-23 12:24:05,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:24:05,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:24:05,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:24:05,820 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:24:05,820 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:24:05,820 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-23 12:24:05,863 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/data/196b55af6/f5f3bfe569894227b6b74b55d0cedc92/FLAG1974bd7c6 [2018-11-23 12:24:06,206 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:24:06,206 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-23 12:24:06,213 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/data/196b55af6/f5f3bfe569894227b6b74b55d0cedc92/FLAG1974bd7c6 [2018-11-23 12:24:06,221 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/data/196b55af6/f5f3bfe569894227b6b74b55d0cedc92 [2018-11-23 12:24:06,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:24:06,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:24:06,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:24:06,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:24:06,229 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:24:06,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff9ad9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06, skipping insertion in model container [2018-11-23 12:24:06,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:24:06,271 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:24:06,480 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:24:06,489 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:24:06,591 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:24:06,612 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:24:06,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06 WrapperNode [2018-11-23 12:24:06,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:24:06,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:24:06,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:24:06,613 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:24:06,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:24:06,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:24:06,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:24:06,648 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:24:06,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... [2018-11-23 12:24:06,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:24:06,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:24:06,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:24:06,671 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:24:06,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:24:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:24:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 12:24:06,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 12:24:06,706 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 12:24:06,707 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 12:24:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 12:24:06,707 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 12:24:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 12:24:06,707 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 12:24:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 12:24:06,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 12:24:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 12:24:06,708 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 12:24:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 12:24:06,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 12:24:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:24:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 12:24:06,708 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 12:24:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:24:06,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:24:07,334 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:24:07,334 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-11-23 12:24:07,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:07 BoogieIcfgContainer [2018-11-23 12:24:07,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:24:07,335 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:24:07,335 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:24:07,341 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:24:07,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:07" (1/1) ... [2018-11-23 12:24:07,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-11-23 12:24:07,376 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-11-23 12:24:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 12:24:07,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:07,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2018-11-23 12:24:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2018-11-23 12:24:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 12:24:07,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:07,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2018-11-23 12:24:07,622 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2018-11-23 12:24:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 12:24:07,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:07,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:07,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2018-11-23 12:24:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2018-11-23 12:24:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 12:24:07,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:07,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2018-11-23 12:24:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-11-23 12:24:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 12:24:07,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:08,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:08,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:08,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 92 states and 139 transitions. [2018-11-23 12:24:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2018-11-23 12:24:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 12:24:08,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:08,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 93 states and 140 transitions. [2018-11-23 12:24:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2018-11-23 12:24:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:24:08,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:08,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 156 transitions. [2018-11-23 12:24:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 156 transitions. [2018-11-23 12:24:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 12:24:08,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 160 transitions. [2018-11-23 12:24:08,721 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2018-11-23 12:24:08,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:24:08,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:09,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 113 states and 188 transitions. [2018-11-23 12:24:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 188 transitions. [2018-11-23 12:24:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:24:09,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:09,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:09,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 115 states and 190 transitions. [2018-11-23 12:24:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2018-11-23 12:24:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:24:09,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:09,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 122 states and 207 transitions. [2018-11-23 12:24:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2018-11-23 12:24:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:24:09,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 126 states and 213 transitions. [2018-11-23 12:24:10,042 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 213 transitions. [2018-11-23 12:24:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:24:10,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 131 states and 226 transitions. [2018-11-23 12:24:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2018-11-23 12:24:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 12:24:10,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 131 states and 224 transitions. [2018-11-23 12:24:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 224 transitions. [2018-11-23 12:24:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 12:24:11,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 134 states and 230 transitions. [2018-11-23 12:24:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 230 transitions. [2018-11-23 12:24:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 12:24:11,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 135 states and 232 transitions. [2018-11-23 12:24:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 232 transitions. [2018-11-23 12:24:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 12:24:11,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 150 states and 277 transitions. [2018-11-23 12:24:14,082 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 277 transitions. [2018-11-23 12:24:14,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:24:14,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 153 states and 283 transitions. [2018-11-23 12:24:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 283 transitions. [2018-11-23 12:24:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 12:24:14,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:14,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:14,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 156 states and 290 transitions. [2018-11-23 12:24:14,765 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 290 transitions. [2018-11-23 12:24:14,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 12:24:14,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:24:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:15,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 158 states and 291 transitions. [2018-11-23 12:24:15,041 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 291 transitions. [2018-11-23 12:24:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 12:24:15,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:24:15,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:15,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 166 states and 319 transitions. [2018-11-23 12:24:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 319 transitions. [2018-11-23 12:24:15,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 12:24:15,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:16,016 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:24:16,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:16,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 166 states and 318 transitions. [2018-11-23 12:24:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 318 transitions. [2018-11-23 12:24:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 12:24:16,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:24:17,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:17,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 178 states and 354 transitions. [2018-11-23 12:24:17,513 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 354 transitions. [2018-11-23 12:24:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 12:24:17,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:24:17,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:17,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 180 states and 359 transitions. [2018-11-23 12:24:17,829 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 359 transitions. [2018-11-23 12:24:17,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 12:24:17,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:24:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:18,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 180 states and 358 transitions. [2018-11-23 12:24:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 358 transitions. [2018-11-23 12:24:18,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 12:24:18,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 183 states and 364 transitions. [2018-11-23 12:24:18,557 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 364 transitions. [2018-11-23 12:24:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 12:24:18,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:18,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:24:18,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:18,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 184 states and 365 transitions. [2018-11-23 12:24:18,626 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 365 transitions. [2018-11-23 12:24:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:24:18,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:18,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:20,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:20,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 198 states and 401 transitions. [2018-11-23 12:24:20,596 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 401 transitions. [2018-11-23 12:24:20,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:24:20,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:21,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 198 states and 395 transitions. [2018-11-23 12:24:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 395 transitions. [2018-11-23 12:24:21,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:24:21,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:21,480 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 200 states and 396 transitions. [2018-11-23 12:24:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 396 transitions. [2018-11-23 12:24:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 12:24:21,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:24:21,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:21,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 192 states and 378 transitions. [2018-11-23 12:24:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 378 transitions. [2018-11-23 12:24:21,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 12:24:21,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:21,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 12:24:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 192 states and 377 transitions. [2018-11-23 12:24:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 377 transitions. [2018-11-23 12:24:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:24:22,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 204 states and 407 transitions. [2018-11-23 12:24:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 407 transitions. [2018-11-23 12:24:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 12:24:23,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 12:24:23,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:23,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 206 states and 409 transitions. [2018-11-23 12:24:23,866 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 409 transitions. [2018-11-23 12:24:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 12:24:23,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:24:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:24,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 210 states and 413 transitions. [2018-11-23 12:24:24,629 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 413 transitions. [2018-11-23 12:24:24,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:24:24,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:24,800 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:25,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 212 states and 414 transitions. [2018-11-23 12:24:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 414 transitions. [2018-11-23 12:24:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 12:24:25,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 12:24:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 206 states and 410 transitions. [2018-11-23 12:24:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 410 transitions. [2018-11-23 12:24:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 12:24:25,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 12:24:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:26,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 206 states and 408 transitions. [2018-11-23 12:24:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 408 transitions. [2018-11-23 12:24:26,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 12:24:26,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:26,478 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:24:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:26,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 207 states and 409 transitions. [2018-11-23 12:24:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 409 transitions. [2018-11-23 12:24:26,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 12:24:26,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:24:27,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:27,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 209 states and 413 transitions. [2018-11-23 12:24:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 413 transitions. [2018-11-23 12:24:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 12:24:27,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:27,073 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 12:24:27,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 210 states and 414 transitions. [2018-11-23 12:24:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 414 transitions. [2018-11-23 12:24:27,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 12:24:27,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 12:24:27,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 211 states and 415 transitions. [2018-11-23 12:24:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 415 transitions. [2018-11-23 12:24:27,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 12:24:27,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:24:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 217 states and 429 transitions. [2018-11-23 12:24:28,713 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 429 transitions. [2018-11-23 12:24:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 12:24:28,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:24:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 212 states and 424 transitions. [2018-11-23 12:24:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 424 transitions. [2018-11-23 12:24:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 12:24:29,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:24:31,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 223 states and 456 transitions. [2018-11-23 12:24:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 456 transitions. [2018-11-23 12:24:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 12:24:31,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 12:24:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 226 states and 460 transitions. [2018-11-23 12:24:32,160 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 460 transitions. [2018-11-23 12:24:32,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 12:24:32,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:32,319 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:24:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 228 states and 464 transitions. [2018-11-23 12:24:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 464 transitions. [2018-11-23 12:24:32,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 12:24:32,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:24:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 230 states and 465 transitions. [2018-11-23 12:24:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 465 transitions. [2018-11-23 12:24:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 12:24:33,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:24:33,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:33,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 230 states and 454 transitions. [2018-11-23 12:24:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 454 transitions. [2018-11-23 12:24:33,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 12:24:33,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:33,331 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 12:24:33,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 228 states and 447 transitions. [2018-11-23 12:24:33,349 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 447 transitions. [2018-11-23 12:24:33,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 12:24:33,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 12:24:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 248 states and 501 transitions. [2018-11-23 12:24:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 501 transitions. [2018-11-23 12:24:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 12:24:37,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 12:24:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 250 states and 503 transitions. [2018-11-23 12:24:37,591 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 503 transitions. [2018-11-23 12:24:37,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 12:24:37,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 12:24:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 250 states and 494 transitions. [2018-11-23 12:24:38,773 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 494 transitions. [2018-11-23 12:24:38,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 12:24:38,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:38,792 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 12:24:39,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 250 states and 490 transitions. [2018-11-23 12:24:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 490 transitions. [2018-11-23 12:24:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 12:24:39,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 12:24:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 250 states and 489 transitions. [2018-11-23 12:24:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 489 transitions. [2018-11-23 12:24:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 12:24:39,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 12:24:40,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:40,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 255 states and 499 transitions. [2018-11-23 12:24:40,466 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 499 transitions. [2018-11-23 12:24:40,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 12:24:40,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 12:24:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 256 states and 502 transitions. [2018-11-23 12:24:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 502 transitions. [2018-11-23 12:24:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 12:24:40,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 12:24:41,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 259 states and 510 transitions. [2018-11-23 12:24:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 510 transitions. [2018-11-23 12:24:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 12:24:41,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 12:24:41,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 261 states and 513 transitions. [2018-11-23 12:24:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 513 transitions. [2018-11-23 12:24:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 12:24:41,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 38 proven. 21 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 12:24:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 263 states and 521 transitions. [2018-11-23 12:24:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 521 transitions. [2018-11-23 12:24:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 12:24:41,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 37 proven. 21 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:24:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 265 states and 527 transitions. [2018-11-23 12:24:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 527 transitions. [2018-11-23 12:24:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 12:24:42,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 12:24:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 265 states and 525 transitions. [2018-11-23 12:24:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 525 transitions. [2018-11-23 12:24:42,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 12:24:42,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 12:24:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 267 states and 527 transitions. [2018-11-23 12:24:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 527 transitions. [2018-11-23 12:24:42,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 12:24:42,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 39 proven. 31 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:24:43,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 271 states and 539 transitions. [2018-11-23 12:24:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 539 transitions. [2018-11-23 12:24:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 12:24:43,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 39 proven. 31 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:24:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 273 states and 544 transitions. [2018-11-23 12:24:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 544 transitions. [2018-11-23 12:24:43,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 12:24:43,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 39 proven. 31 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:24:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 275 states and 548 transitions. [2018-11-23 12:24:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 548 transitions. [2018-11-23 12:24:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 12:24:44,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 39 proven. 31 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:24:44,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 277 states and 552 transitions. [2018-11-23 12:24:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 552 transitions. [2018-11-23 12:24:44,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 12:24:44,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 46 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:24:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 283 states and 563 transitions. [2018-11-23 12:24:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 563 transitions. [2018-11-23 12:24:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 12:24:45,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 46 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:24:46,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 287 states and 571 transitions. [2018-11-23 12:24:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 571 transitions. [2018-11-23 12:24:46,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 12:24:46,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 46 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:24:46,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:46,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 289 states and 572 transitions. [2018-11-23 12:24:46,419 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 572 transitions. [2018-11-23 12:24:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 12:24:46,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:46,569 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 39 proven. 34 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:24:46,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 290 states and 574 transitions. [2018-11-23 12:24:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 574 transitions. [2018-11-23 12:24:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 12:24:46,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:47,028 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 39 proven. 34 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 12:24:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 291 states and 576 transitions. [2018-11-23 12:24:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 576 transitions. [2018-11-23 12:24:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 12:24:47,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 12:24:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 273 states and 532 transitions. [2018-11-23 12:24:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 532 transitions. [2018-11-23 12:24:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:24:47,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:47,555 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 12:24:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 273 states and 526 transitions. [2018-11-23 12:24:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 526 transitions. [2018-11-23 12:24:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 12:24:49,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:49,616 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 12:24:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 273 states and 520 transitions. [2018-11-23 12:24:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 520 transitions. [2018-11-23 12:24:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 12:24:51,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:24:51,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 273 states and 516 transitions. [2018-11-23 12:24:51,914 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 516 transitions. [2018-11-23 12:24:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 12:24:51,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 12:24:53,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 266 states and 500 transitions. [2018-11-23 12:24:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 500 transitions. [2018-11-23 12:24:53,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 12:24:53,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:24:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:53,285 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-23 12:24:53,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:24:53,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 232 states and 411 transitions. [2018-11-23 12:24:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 411 transitions. [2018-11-23 12:24:53,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:24:53,308 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-11-23 12:24:53,314 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 12:24:53,680 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 12:24:53,685 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,685 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,685 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,685 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,685 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,685 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 12:24:53,686 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,686 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,686 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 12:24:53,687 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 12:24:53,687 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 12:24:53,687 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 12:24:53,688 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:24:53,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:24:53 ImpRootNode [2018-11-23 12:24:53,688 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:24:53,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:24:53,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:24:53,689 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:24:53,689 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:07" (3/4) ... [2018-11-23 12:24:53,692 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:24:53,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 12:24:53,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 12:24:53,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 12:24:53,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 12:24:53,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 12:24:53,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 12:24:53,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 12:24:53,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 12:24:53,701 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-11-23 12:24:53,702 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 12:24:53,702 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-23 12:24:53,702 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 12:24:53,702 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 12:24:53,703 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:24:53,703 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:24:53,724 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && 0 == systemActive)) || (0 == methaneLevelCritical && !(0 == pumpRunning)) [2018-11-23 12:24:53,725 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-11-23 12:24:53,754 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c05651c8-3f21-449d-aba9-4540fe370b89/bin-2019/ukojak/witness.graphml [2018-11-23 12:24:53,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:24:53,755 INFO L168 Benchmark]: Toolchain (without parser) took 47530.55 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 860.9 MB). Free memory was 956.6 MB in the beginning and 1.5 GB in the end (delta: -517.6 MB). Peak memory consumption was 343.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:53,756 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:24:53,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:53,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:53,757 INFO L168 Benchmark]: Boogie Preprocessor took 23.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:24:53,757 INFO L168 Benchmark]: RCFGBuilder took 663.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:53,757 INFO L168 Benchmark]: CodeCheck took 46353.55 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 731.9 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -438.0 MB). Peak memory consumption was 294.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:53,758 INFO L168 Benchmark]: Witness Printer took 65.84 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-23 12:24:53,759 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 9 procedures, 83 locations, 1 error locations. SAFE Result, 45.9s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1065352720 SDtfs, 136934916 SDslu, 201907456 SDs, 0 SdLazy, 176579044 SolverSat, 190468096 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 72.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60643 GetRequests, 59443 SyntacticMatches, 524 SemanticMatches, 676 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256452 ImplicationChecksByTransitivity, 41.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 4823 NumberOfCodeBlocks, 4823 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 4745 ConstructedInterpolants, 0 QuantifiedInterpolants, 679611 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 33 PerfectInterpolantSequences, 2617/3153 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: 462]: 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: 409]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && 1 == waterLevel) && systemActive == 1 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && 0 == systemActive)) || (0 == methaneLevelCritical && !(0 == pumpRunning)) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (0 == systemActive || 0 == methaneLevelCritical) || 0 == pumpRunning - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || (!(0 == pumpRunning) && !(tmp == 0)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((0 == systemActive || 0 == pumpRunning) || 0 == methaneLevelCritical) || 3 < splverifierCounter - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 386.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 663.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.8 MB). Peak memory consumption was 78.8 MB. Max. memory is 11.5 GB. * CodeCheck took 46353.55 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 731.9 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -438.0 MB). Peak memory consumption was 294.0 MB. Max. memory is 11.5 GB. * Witness Printer took 65.84 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...