./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product14_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_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/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 ffb924ee3454938bf87e2a52362fa3f53467287e .................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:06:16,012 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:06:16,013 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:06:16,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:06:16,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:06:16,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:06:16,021 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:06:16,022 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:06:16,023 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:06:16,024 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:06:16,025 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:06:16,025 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:06:16,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:06:16,026 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:06:16,027 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:06:16,027 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:06:16,028 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:06:16,029 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:06:16,030 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:06:16,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:06:16,032 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:06:16,033 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:06:16,035 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:06:16,035 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:06:16,035 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:06:16,036 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:06:16,036 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:06:16,037 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:06:16,038 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:06:16,038 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:06:16,038 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:06:16,039 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:06:16,039 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:06:16,039 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:06:16,040 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:06:16,040 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:06:16,041 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:06:16,051 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:06:16,051 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:06:16,051 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:06:16,052 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:06:16,052 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:06:16,052 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:06:16,052 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:06:16,053 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:06:16,054 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:06:16,054 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:06:16,054 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:06:16,054 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:06:16,054 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:06:16,054 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:06:16,054 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:06:16,055 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:06:16,055 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:06:16,055 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:06:16,055 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:06:16,055 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:06:16,055 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:06:16,056 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:06:16,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:06:16,056 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_95e2940c-66af-4763-9a65-965a087b88de/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 -> ffb924ee3454938bf87e2a52362fa3f53467287e [2018-12-02 13:06:16,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:06:16,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:06:16,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:06:16,084 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:06:16,084 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:06:16,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c [2018-12-02 13:06:16,119 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/data/94358c631/2b5dcf712af04a38839c881aa51a483a/FLAG3d52bf329 [2018-12-02 13:06:16,539 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:06:16,540 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/sv-benchmarks/c/product-lines/minepump_spec1_product14_true-unreach-call_false-termination.cil.c [2018-12-02 13:06:16,546 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/data/94358c631/2b5dcf712af04a38839c881aa51a483a/FLAG3d52bf329 [2018-12-02 13:06:16,553 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/data/94358c631/2b5dcf712af04a38839c881aa51a483a [2018-12-02 13:06:16,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:06:16,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:06:16,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:06:16,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:06:16,558 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:06:16,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16, skipping insertion in model container [2018-12-02 13:06:16,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:06:16,585 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:06:16,728 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:06:16,736 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:06:16,814 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:06:16,829 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:06:16,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16 WrapperNode [2018-12-02 13:06:16,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:06:16,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:06:16,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:06:16,830 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:06:16,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:06:16,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:06:16,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:06:16,860 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:06:16,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... [2018-12-02 13:06:16,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:06:16,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:06:16,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:06:16,879 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:06:16,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/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 13:06:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:06:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 13:06:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 13:06:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 13:06:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 13:06:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 13:06:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 13:06:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 13:06:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 13:06:16,914 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 13:06:16,914 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 13:06:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 13:06:16,915 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 13:06:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 13:06:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 13:06:16,915 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 13:06:16,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:06:16,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:06:17,279 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:06:17,279 INFO L280 CfgBuilder]: Removed 32 assue(true) statements. [2018-12-02 13:06:17,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:17 BoogieIcfgContainer [2018-12-02 13:06:17,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:06:17,280 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:06:17,280 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:06:17,287 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:06:17,287 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:17" (1/1) ... [2018-12-02 13:06:17,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:06:17,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:17,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2018-12-02 13:06:17,319 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2018-12-02 13:06:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 13:06:17,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:17,435 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 13:06:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2018-12-02 13:06:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2018-12-02 13:06:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 13:06:17,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:17,493 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 13:06:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:17,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2018-12-02 13:06:17,508 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2018-12-02 13:06:17,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 13:06:17,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:17,559 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 13:06:17,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-12-02 13:06:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-12-02 13:06:17,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 13:06:17,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:17,683 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 13:06:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2018-12-02 13:06:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2018-12-02 13:06:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 13:06:17,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:17,764 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 13:06:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 78 states and 117 transitions. [2018-12-02 13:06:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 117 transitions. [2018-12-02 13:06:18,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 13:06:18,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:18,077 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 13:06:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:18,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2018-12-02 13:06:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2018-12-02 13:06:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 13:06:18,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:18,196 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 13:06:18,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:18,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 102 states and 162 transitions. [2018-12-02 13:06:18,794 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2018-12-02 13:06:18,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 13:06:18,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:18,821 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 13:06:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:18,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 103 states and 163 transitions. [2018-12-02 13:06:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 163 transitions. [2018-12-02 13:06:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 13:06:18,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:06:18,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:18,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 164 transitions. [2018-12-02 13:06:18,856 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2018-12-02 13:06:18,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 13:06:18,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:06:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 109 states and 174 transitions. [2018-12-02 13:06:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 174 transitions. [2018-12-02 13:06:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 13:06:18,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:19,042 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 13:06:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 189 transitions. [2018-12-02 13:06:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2018-12-02 13:06:19,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 13:06:19,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:19,334 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 13:06:19,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:19,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 195 transitions. [2018-12-02 13:06:19,695 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2018-12-02 13:06:19,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 13:06:19,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:19,712 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 13:06:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 191 transitions. [2018-12-02 13:06:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2018-12-02 13:06:19,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 13:06:19,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:19,741 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 13:06:19,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 194 transitions. [2018-12-02 13:06:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 194 transitions. [2018-12-02 13:06:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 13:06:19,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:19,893 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 13:06:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 121 states and 199 transitions. [2018-12-02 13:06:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 199 transitions. [2018-12-02 13:06:20,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 13:06:20,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:20,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:06:20,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 211 transitions. [2018-12-02 13:06:20,506 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2018-12-02 13:06:20,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 13:06:20,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:20,530 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 13:06:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 223 transitions. [2018-12-02 13:06:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2018-12-02 13:06:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 13:06:21,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:21,113 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 13:06:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:21,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 120 states and 184 transitions. [2018-12-02 13:06:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 184 transitions. [2018-12-02 13:06:21,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 13:06:21,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 13:06:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:21,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 126 states and 197 transitions. [2018-12-02 13:06:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2018-12-02 13:06:21,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 13:06:21,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 13:06:21,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:21,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 199 transitions. [2018-12-02 13:06:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2018-12-02 13:06:21,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 13:06:21,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:21,932 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 13:06:22,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:22,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 140 states and 221 transitions. [2018-12-02 13:06:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 221 transitions. [2018-12-02 13:06:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 13:06:22,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 13:06:22,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 223 transitions. [2018-12-02 13:06:22,971 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 223 transitions. [2018-12-02 13:06:22,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 13:06:22,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 13:06:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 144 states and 226 transitions. [2018-12-02 13:06:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 226 transitions. [2018-12-02 13:06:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 13:06:23,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:23,024 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 13:06:23,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:23,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 124 states and 182 transitions. [2018-12-02 13:06:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 182 transitions. [2018-12-02 13:06:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 13:06:23,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:23,055 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 13:06:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:23,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 125 states and 183 transitions. [2018-12-02 13:06:23,074 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 183 transitions. [2018-12-02 13:06:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 13:06:23,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:06:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:06:23,087 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 13:06:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:06:23,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 53 states and 65 transitions. [2018-12-02 13:06:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2018-12-02 13:06:23,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 13:06:23,114 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-12-02 13:06:23,122 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 13:06:23,309 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 13:06:23,313 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,313 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,313 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 13:06:23,313 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:06:23,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:06:23 ImpRootNode [2018-12-02 13:06:23,315 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:06:23,315 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:06:23,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:06:23,315 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:06:23,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:17" (3/4) ... [2018-12-02 13:06:23,317 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 13:06:23,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 13:06:23,325 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2018-12-02 13:06:23,325 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-02 13:06:23,325 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-02 13:06:23,325 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 13:06:23,325 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 13:06:23,325 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 13:06:23,342 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || pumpRunning == \old(pumpRunning)) || systemActive == 0 [2018-12-02 13:06:23,360 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_95e2940c-66af-4763-9a65-965a087b88de/bin-2019/ukojak/witness.graphml [2018-12-02 13:06:23,360 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:06:23,361 INFO L168 Benchmark]: Toolchain (without parser) took 6805.18 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.1 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -208.1 MB). Peak memory consumption was 129.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:06:23,361 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:06:23,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:06:23,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:06:23,362 INFO L168 Benchmark]: Boogie Preprocessor took 18.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:06:23,362 INFO L168 Benchmark]: RCFGBuilder took 400.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. [2018-12-02 13:06:23,362 INFO L168 Benchmark]: CodeCheck took 6035.03 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 217.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -119.1 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. [2018-12-02 13:06:23,363 INFO L168 Benchmark]: Witness Printer took 45.35 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:06:23,364 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, 68 locations, 1 error locations. SAFE Result, 5.8s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1448537620 SDtfs, 460085860 SDslu, 831724740 SDs, 0 SdLazy, 901969172 SolverSat, 296714060 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10086 GetRequests, 9826 SyntacticMatches, 68 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15446 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1062 NumberOfCodeBlocks, 1062 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1036 ConstructedInterpolants, 0 QuantifiedInterpolants, 90256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 340/356 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: 890]: 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: 707]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || pumpRunning == \old(pumpRunning)) || systemActive == 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && tmp == 1) && 0 == pumpRunning - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -156.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 400.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. * CodeCheck took 6035.03 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 217.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -119.1 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. * Witness Printer took 45.35 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...