./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/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 fdf87a043cfa0322a32123bf9fd837be20929f79 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 18:00:30,461 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 18:00:30,462 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 18:00:30,470 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 18:00:30,470 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 18:00:30,470 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 18:00:30,471 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 18:00:30,472 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 18:00:30,473 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 18:00:30,474 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 18:00:30,474 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 18:00:30,474 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 18:00:30,475 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 18:00:30,476 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 18:00:30,477 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 18:00:30,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 18:00:30,478 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 18:00:30,479 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 18:00:30,480 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 18:00:30,481 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 18:00:30,482 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 18:00:30,483 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 18:00:30,484 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 18:00:30,484 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 18:00:30,485 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 18:00:30,485 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 18:00:30,486 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 18:00:30,486 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 18:00:30,487 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 18:00:30,488 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 18:00:30,488 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 18:00:30,488 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 18:00:30,488 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 18:00:30,489 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 18:00:30,489 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 18:00:30,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 18:00:30,490 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 18:00:30,500 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 18:00:30,500 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 18:00:30,500 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 18:00:30,501 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 18:00:30,501 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 18:00:30,501 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 18:00:30,501 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 18:00:30,501 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 18:00:30,502 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 18:00:30,503 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 18:00:30,503 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 18:00:30,503 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 18:00:30,503 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 18:00:30,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 18:00:30,503 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 18:00:30,503 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 18:00:30,503 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 18:00:30,503 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 18:00:30,504 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 18:00:30,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 18:00:30,504 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_f7de13f5-7c49-4508-a48b-7023b920444f/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 -> fdf87a043cfa0322a32123bf9fd837be20929f79 [2018-12-02 18:00:30,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 18:00:30,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 18:00:30,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 18:00:30,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 18:00:30,539 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 18:00:30,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product20_true-unreach-call_false-termination.cil.c [2018-12-02 18:00:30,580 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/data/cbda796c4/0d3099ddbaa84b45a35e8cc75a166748/FLAG99ebe63c7 [2018-12-02 18:00:31,014 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 18:00:31,015 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/sv-benchmarks/c/product-lines/minepump_spec1_product20_true-unreach-call_false-termination.cil.c [2018-12-02 18:00:31,021 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/data/cbda796c4/0d3099ddbaa84b45a35e8cc75a166748/FLAG99ebe63c7 [2018-12-02 18:00:31,029 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/data/cbda796c4/0d3099ddbaa84b45a35e8cc75a166748 [2018-12-02 18:00:31,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 18:00:31,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 18:00:31,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 18:00:31,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 18:00:31,034 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 18:00:31,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31, skipping insertion in model container [2018-12-02 18:00:31,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 18:00:31,060 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 18:00:31,206 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 18:00:31,255 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 18:00:31,302 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 18:00:31,318 INFO L195 MainTranslator]: Completed translation [2018-12-02 18:00:31,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31 WrapperNode [2018-12-02 18:00:31,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 18:00:31,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 18:00:31,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 18:00:31,319 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 18:00:31,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 18:00:31,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 18:00:31,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 18:00:31,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 18:00:31,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 18:00:31,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 18:00:31,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 18:00:31,366 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 18:00:31,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:00:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 18:00:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 18:00:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 18:00:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 18:00:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 18:00:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 18:00:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 18:00:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 18:00:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 18:00:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 18:00:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 18:00:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 18:00:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 18:00:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 18:00:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 18:00:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 18:00:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 18:00:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 18:00:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 18:00:31,780 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 18:00:31,780 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-02 18:00:31,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:00:31 BoogieIcfgContainer [2018-12-02 18:00:31,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 18:00:31,781 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 18:00:31,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 18:00:31,787 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 18:00:31,787 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:00:31" (1/1) ... [2018-12-02 18:00:31,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 18:00:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:31,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2018-12-02 18:00:31,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2018-12-02 18:00:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 18:00:31,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:31,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:31,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2018-12-02 18:00:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2018-12-02 18:00:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 18:00:31,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2018-12-02 18:00:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2018-12-02 18:00:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 18:00:32,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2018-12-02 18:00:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2018-12-02 18:00:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 18:00:32,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2018-12-02 18:00:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2018-12-02 18:00:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 18:00:32,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 83 states and 130 transitions. [2018-12-02 18:00:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2018-12-02 18:00:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 18:00:32,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 94 states and 155 transitions. [2018-12-02 18:00:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 155 transitions. [2018-12-02 18:00:32,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 18:00:32,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 95 states and 156 transitions. [2018-12-02 18:00:32,823 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 156 transitions. [2018-12-02 18:00:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 18:00:32,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 100 states and 166 transitions. [2018-12-02 18:00:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 166 transitions. [2018-12-02 18:00:32,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 18:00:32,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 101 states and 167 transitions. [2018-12-02 18:00:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 167 transitions. [2018-12-02 18:00:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 18:00:32,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2018-12-02 18:00:32,948 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2018-12-02 18:00:32,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 18:00:32,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 107 states and 179 transitions. [2018-12-02 18:00:32,982 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2018-12-02 18:00:32,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 18:00:32,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 110 states and 186 transitions. [2018-12-02 18:00:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 186 transitions. [2018-12-02 18:00:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 18:00:33,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:33,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:33,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 124 states and 215 transitions. [2018-12-02 18:00:33,645 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 215 transitions. [2018-12-02 18:00:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 18:00:33,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 125 states and 216 transitions. [2018-12-02 18:00:33,670 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2018-12-02 18:00:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 18:00:33,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:33,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 217 transitions. [2018-12-02 18:00:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2018-12-02 18:00:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 18:00:33,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:33,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 127 states and 218 transitions. [2018-12-02 18:00:33,751 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 218 transitions. [2018-12-02 18:00:33,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 18:00:33,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 18:00:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:33,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 225 transitions. [2018-12-02 18:00:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 225 transitions. [2018-12-02 18:00:33,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 18:00:33,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:33,827 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 138 states and 245 transitions. [2018-12-02 18:00:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 245 transitions. [2018-12-02 18:00:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 18:00:34,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:34,019 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:34,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:34,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 252 transitions. [2018-12-02 18:00:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 252 transitions. [2018-12-02 18:00:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 18:00:34,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 140 states and 248 transitions. [2018-12-02 18:00:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 248 transitions. [2018-12-02 18:00:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 18:00:34,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 18:00:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:34,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 143 states and 254 transitions. [2018-12-02 18:00:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 254 transitions. [2018-12-02 18:00:34,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 18:00:34,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:35,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 146 states and 262 transitions. [2018-12-02 18:00:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 262 transitions. [2018-12-02 18:00:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 18:00:35,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:35,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 263 transitions. [2018-12-02 18:00:35,031 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 263 transitions. [2018-12-02 18:00:35,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 18:00:35,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:35,042 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:35,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 150 states and 269 transitions. [2018-12-02 18:00:35,244 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2018-12-02 18:00:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 18:00:35,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:35,284 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 167 states and 311 transitions. [2018-12-02 18:00:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 311 transitions. [2018-12-02 18:00:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 18:00:36,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:36,221 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:36,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:36,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 172 states and 323 transitions. [2018-12-02 18:00:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 323 transitions. [2018-12-02 18:00:36,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 18:00:36,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:36,247 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 173 states and 323 transitions. [2018-12-02 18:00:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 323 transitions. [2018-12-02 18:00:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 18:00:36,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:36,263 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 175 states and 324 transitions. [2018-12-02 18:00:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 324 transitions. [2018-12-02 18:00:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 18:00:36,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 188 states and 361 transitions. [2018-12-02 18:00:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 361 transitions. [2018-12-02 18:00:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 18:00:37,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:37,363 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:37,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:37,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 193 states and 371 transitions. [2018-12-02 18:00:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 371 transitions. [2018-12-02 18:00:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 18:00:37,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:37,518 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 201 states and 388 transitions. [2018-12-02 18:00:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 388 transitions. [2018-12-02 18:00:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 18:00:37,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 18:00:37,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 203 states and 389 transitions. [2018-12-02 18:00:37,896 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 389 transitions. [2018-12-02 18:00:37,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 18:00:37,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:38,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:38,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 208 states and 401 transitions. [2018-12-02 18:00:38,132 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 401 transitions. [2018-12-02 18:00:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 18:00:38,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:38,146 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:38,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:38,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 209 states and 402 transitions. [2018-12-02 18:00:38,159 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 402 transitions. [2018-12-02 18:00:38,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 18:00:38,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:38,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 224 states and 429 transitions. [2018-12-02 18:00:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 429 transitions. [2018-12-02 18:00:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 18:00:39,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,142 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 225 states and 430 transitions. [2018-12-02 18:00:39,169 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 430 transitions. [2018-12-02 18:00:39,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 18:00:39,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 227 states and 431 transitions. [2018-12-02 18:00:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 431 transitions. [2018-12-02 18:00:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 18:00:39,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:39,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 228 states and 432 transitions. [2018-12-02 18:00:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 432 transitions. [2018-12-02 18:00:39,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 18:00:39,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:39,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 229 states and 433 transitions. [2018-12-02 18:00:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 433 transitions. [2018-12-02 18:00:39,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 18:00:39,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:39,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 230 states and 434 transitions. [2018-12-02 18:00:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 434 transitions. [2018-12-02 18:00:39,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 18:00:39,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 18:00:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 231 states and 434 transitions. [2018-12-02 18:00:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 434 transitions. [2018-12-02 18:00:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 18:00:39,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 18:00:40,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:40,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 241 states and 462 transitions. [2018-12-02 18:00:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 462 transitions. [2018-12-02 18:00:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 18:00:40,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:40,853 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 18:00:41,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:41,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 243 states and 463 transitions. [2018-12-02 18:00:41,026 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 463 transitions. [2018-12-02 18:00:41,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 18:00:41,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 18:00:42,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:42,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 247 states and 468 transitions. [2018-12-02 18:00:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 468 transitions. [2018-12-02 18:00:42,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 18:00:42,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 18:00:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 248 states and 469 transitions. [2018-12-02 18:00:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 469 transitions. [2018-12-02 18:00:42,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 18:00:42,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:42,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 18:00:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:42,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 248 states and 462 transitions. [2018-12-02 18:00:42,549 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 462 transitions. [2018-12-02 18:00:42,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 18:00:42,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:42,559 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 18:00:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 253 states and 469 transitions. [2018-12-02 18:00:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 469 transitions. [2018-12-02 18:00:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 18:00:42,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:00:43,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:43,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 261 states and 483 transitions. [2018-12-02 18:00:43,672 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 483 transitions. [2018-12-02 18:00:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 18:00:43,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 18:00:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 265 states and 490 transitions. [2018-12-02 18:00:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 490 transitions. [2018-12-02 18:00:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 18:00:43,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:43,932 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 18:00:44,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:44,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 267 states and 490 transitions. [2018-12-02 18:00:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 490 transitions. [2018-12-02 18:00:44,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 18:00:44,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 18:00:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 268 states and 492 transitions. [2018-12-02 18:00:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 492 transitions. [2018-12-02 18:00:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 18:00:44,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 18:00:44,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:44,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 269 states and 493 transitions. [2018-12-02 18:00:44,970 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 493 transitions. [2018-12-02 18:00:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 18:00:44,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 18:00:44,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 267 states and 489 transitions. [2018-12-02 18:00:44,995 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 489 transitions. [2018-12-02 18:00:44,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 18:00:44,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 18:00:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 268 states and 492 transitions. [2018-12-02 18:00:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 492 transitions. [2018-12-02 18:00:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 18:00:45,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 18:00:45,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 269 states and 495 transitions. [2018-12-02 18:00:45,232 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 495 transitions. [2018-12-02 18:00:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 18:00:45,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 18:00:45,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 270 states and 497 transitions. [2018-12-02 18:00:45,360 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 497 transitions. [2018-12-02 18:00:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 18:00:45,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,371 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 18:00:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 273 states and 500 transitions. [2018-12-02 18:00:45,504 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 500 transitions. [2018-12-02 18:00:45,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 18:00:45,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,543 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:00:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 275 states and 501 transitions. [2018-12-02 18:00:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 501 transitions. [2018-12-02 18:00:45,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 18:00:45,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,745 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:00:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 277 states and 503 transitions. [2018-12-02 18:00:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 503 transitions. [2018-12-02 18:00:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 18:00:45,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-02 18:00:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 278 states and 504 transitions. [2018-12-02 18:00:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 504 transitions. [2018-12-02 18:00:45,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 18:00:45,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 18:00:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:45,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 281 states and 509 transitions. [2018-12-02 18:00:45,962 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 509 transitions. [2018-12-02 18:00:45,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 18:00:45,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:00:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 292 states and 543 transitions. [2018-12-02 18:00:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 543 transitions. [2018-12-02 18:00:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 18:00:47,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 18:00:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 295 states and 548 transitions. [2018-12-02 18:00:48,318 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 548 transitions. [2018-12-02 18:00:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 18:00:48,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 18:00:48,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 297 states and 549 transitions. [2018-12-02 18:00:48,660 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 549 transitions. [2018-12-02 18:00:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 18:00:48,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 18:00:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 299 states and 553 transitions. [2018-12-02 18:00:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 553 transitions. [2018-12-02 18:00:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 18:00:48,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:00:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 300 states and 554 transitions. [2018-12-02 18:00:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 554 transitions. [2018-12-02 18:00:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 18:00:48,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 18:00:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 301 states and 556 transitions. [2018-12-02 18:00:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 556 transitions. [2018-12-02 18:00:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 18:00:48,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,771 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 18:00:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 292 states and 539 transitions. [2018-12-02 18:00:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 539 transitions. [2018-12-02 18:00:48,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 18:00:48,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 18:00:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 293 states and 540 transitions. [2018-12-02 18:00:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 540 transitions. [2018-12-02 18:00:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 18:00:48,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 18:00:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 295 states and 542 transitions. [2018-12-02 18:00:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 542 transitions. [2018-12-02 18:00:48,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 18:00:48,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:48,999 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 18:00:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:49,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 296 states and 544 transitions. [2018-12-02 18:00:49,014 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 544 transitions. [2018-12-02 18:00:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 18:00:49,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:49,027 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 18:00:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 235 states and 394 transitions. [2018-12-02 18:00:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 394 transitions. [2018-12-02 18:00:49,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 18:00:49,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:49,495 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 45 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-02 18:00:49,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:49,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 236 states and 394 transitions. [2018-12-02 18:00:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 394 transitions. [2018-12-02 18:00:49,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 18:00:49,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 18:00:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 18:00:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 18:00:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 18:00:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 137 states and 204 transitions. [2018-12-02 18:00:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2018-12-02 18:00:49,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 18:00:49,755 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2018-12-02 18:00:49,761 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 18:00:50,014 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,016 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,016 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 18:00:50,019 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,019 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,019 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,019 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 18:00:50,019 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 18:00:50,020 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,020 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 18:00:50,020 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,020 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,020 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 18:00:50,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:00:50 ImpRootNode [2018-12-02 18:00:50,020 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 18:00:50,021 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 18:00:50,021 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 18:00:50,021 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 18:00:50,021 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:00:31" (3/4) ... [2018-12-02 18:00:50,023 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 18:00:50,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 18:00:50,032 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2018-12-02 18:00:50,032 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-12-02 18:00:50,032 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 18:00:50,032 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 18:00:50,032 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 18:00:50,032 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 18:00:50,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-02 18:00:50,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) [2018-12-02 18:00:50,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == pumpRunning) && !(tmp == 0)) || tmp == methaneLevelCritical) || (systemActive == 0 && !(tmp == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0)) [2018-12-02 18:00:50,072 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f7de13f5-7c49-4508-a48b-7023b920444f/bin-2019/ukojak/witness.graphml [2018-12-02 18:00:50,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 18:00:50,073 INFO L168 Benchmark]: Toolchain (without parser) took 19041.86 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 555.2 MB). Free memory was 957.1 MB in the beginning and 825.6 MB in the end (delta: 131.5 MB). Peak memory consumption was 686.7 MB. Max. memory is 11.5 GB. [2018-12-02 18:00:50,074 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 18:00:50,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-02 18:00:50,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.82 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. [2018-12-02 18:00:50,074 INFO L168 Benchmark]: Boogie Preprocessor took 17.32 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. [2018-12-02 18:00:50,075 INFO L168 Benchmark]: RCFGBuilder took 414.22 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: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 11.5 GB. [2018-12-02 18:00:50,075 INFO L168 Benchmark]: CodeCheck took 18239.91 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 422.6 MB). Free memory was 1.0 GB in the beginning and 840.6 MB in the end (delta: 203.9 MB). Peak memory consumption was 626.5 MB. Max. memory is 11.5 GB. [2018-12-02 18:00:50,075 INFO L168 Benchmark]: Witness Printer took 51.56 ms. Allocated memory is still 1.6 GB. Free memory was 840.6 MB in the beginning and 825.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-12-02 18:00:50,076 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 8 procedures, 72 locations, 1 error locations. SAFE Result, 17.9s OverallTime, 75 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1889599776 SDtfs, -500181812 SDslu, -558788792 SDs, 0 SdLazy, -1065098692 SolverSat, -160423080 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 41.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37341 GetRequests, 36513 SyntacticMatches, 416 SemanticMatches, 412 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89569 ImplicationChecksByTransitivity, 15.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 3562 NumberOfCodeBlocks, 3562 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 3488 ConstructedInterpolants, 0 QuantifiedInterpolants, 359975 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 51 PerfectInterpolantSequences, 1636/1761 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: 44]: 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: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (((!(0 == pumpRunning) && !(tmp == 0)) || tmp == methaneLevelCritical) || (systemActive == 0 && !(tmp == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0)) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.82 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. * Boogie Preprocessor took 17.32 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 414.22 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: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 11.5 GB. * CodeCheck took 18239.91 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 422.6 MB). Free memory was 1.0 GB in the beginning and 840.6 MB in the end (delta: 203.9 MB). Peak memory consumption was 626.5 MB. Max. memory is 11.5 GB. * Witness Printer took 51.56 ms. Allocated memory is still 1.6 GB. Free memory was 840.6 MB in the beginning and 825.6 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...