./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product43_false-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_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product43_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/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 d3ef47dc64404f2fae365adb4fa9379fd10f9c50 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:07:55,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:07:55,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:07:55,675 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:07:55,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:07:55,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:07:55,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:07:55,677 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:07:55,678 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:07:55,678 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:07:55,679 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:07:55,679 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:07:55,680 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:07:55,680 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:07:55,681 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:07:55,681 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:07:55,682 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:07:55,683 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:07:55,684 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:07:55,684 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:07:55,685 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:07:55,686 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:07:55,687 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:07:55,687 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:07:55,687 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:07:55,688 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:07:55,688 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:07:55,689 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:07:55,689 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:07:55,690 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:07:55,690 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:07:55,690 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:07:55,691 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:07:55,691 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:07:55,691 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:07:55,692 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:07:55,692 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 14:07:55,700 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:07:55,700 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:07:55,700 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:07:55,700 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 14:07:55,701 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:07:55,701 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:07:55,701 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:07:55,701 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:07:55,701 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:07:55,701 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:07:55,701 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:07:55,702 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 14:07:55,702 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 14:07:55,702 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:07:55,703 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:07:55,703 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:07:55,703 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_4a7cee25-c6d3-42af-977d-cf0766abf06f/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 -> d3ef47dc64404f2fae365adb4fa9379fd10f9c50 [2018-12-02 14:07:55,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:07:55,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:07:55,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:07:55,730 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:07:55,730 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:07:55,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product43_false-unreach-call_false-termination.cil.c [2018-12-02 14:07:55,765 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/data/a169c100e/e27ed894c97b4de9a928ebd57a75bff2/FLAG017161f2f [2018-12-02 14:07:56,133 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:07:56,134 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/sv-benchmarks/c/product-lines/minepump_spec2_product43_false-unreach-call_false-termination.cil.c [2018-12-02 14:07:56,140 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/data/a169c100e/e27ed894c97b4de9a928ebd57a75bff2/FLAG017161f2f [2018-12-02 14:07:56,509 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/data/a169c100e/e27ed894c97b4de9a928ebd57a75bff2 [2018-12-02 14:07:56,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:07:56,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:07:56,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:07:56,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:07:56,526 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:07:56,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53463ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56, skipping insertion in model container [2018-12-02 14:07:56,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:07:56,556 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:07:56,699 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:07:56,706 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:07:56,781 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:07:56,797 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:07:56,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56 WrapperNode [2018-12-02 14:07:56,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:07:56,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:07:56,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:07:56,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:07:56,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:07:56,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:07:56,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:07:56,830 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:07:56,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... [2018-12-02 14:07:56,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:07:56,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:07:56,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:07:56,848 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:07:56,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:07:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/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 14:07:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:07:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 14:07:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 14:07:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 14:07:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 14:07:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 14:07:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 14:07:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 14:07:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 14:07:56,881 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 14:07:56,881 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 14:07:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 14:07:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 14:07:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 14:07:56,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:07:56,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:07:57,241 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:07:57,241 INFO L280 CfgBuilder]: Removed 44 assue(true) statements. [2018-12-02 14:07:57,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:07:57 BoogieIcfgContainer [2018-12-02 14:07:57,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:07:57,242 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 14:07:57,242 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 14:07:57,251 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 14:07:57,252 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:07:57" (1/1) ... [2018-12-02 14:07:57,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:07:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2018-12-02 14:07:57,290 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2018-12-02 14:07:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 14:07:57,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:57,402 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 14:07:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-02 14:07:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-02 14:07:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 14:07:57,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:07:57,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:57,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2018-12-02 14:07:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-02 14:07:57,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 14:07:57,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:57,560 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 14:07:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2018-12-02 14:07:57,661 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2018-12-02 14:07:57,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 14:07:57,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:57,698 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 14:07:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2018-12-02 14:07:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2018-12-02 14:07:57,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 14:07:57,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:57,796 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 14:07:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2018-12-02 14:07:58,010 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2018-12-02 14:07:58,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 14:07:58,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,053 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 14:07:58,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 91 states and 153 transitions. [2018-12-02 14:07:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 153 transitions. [2018-12-02 14:07:58,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 14:07:58,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,433 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 14:07:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 157 transitions. [2018-12-02 14:07:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 157 transitions. [2018-12-02 14:07:58,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 14:07:58,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,535 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 14:07:58,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 95 states and 158 transitions. [2018-12-02 14:07:58,543 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 158 transitions. [2018-12-02 14:07:58,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 14:07:58,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,570 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 14:07:58,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2018-12-02 14:07:58,648 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2018-12-02 14:07:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:07:58,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 14:07:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 98 states and 163 transitions. [2018-12-02 14:07:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 163 transitions. [2018-12-02 14:07:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 14:07:58,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,704 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 14:07:58,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2018-12-02 14:07:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2018-12-02 14:07:58,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:07:58,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,781 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 14:07:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 100 states and 167 transitions. [2018-12-02 14:07:58,787 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 167 transitions. [2018-12-02 14:07:58,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 14:07:58,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:58,819 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 14:07:58,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:58,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 104 states and 176 transitions. [2018-12-02 14:07:58,971 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 176 transitions. [2018-12-02 14:07:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 14:07:58,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:59,020 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 14:07:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 109 states and 184 transitions. [2018-12-02 14:07:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 184 transitions. [2018-12-02 14:07:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 14:07:59,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:59,413 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 14:07:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 113 states and 189 transitions. [2018-12-02 14:07:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 189 transitions. [2018-12-02 14:07:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 14:07:59,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:59,490 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 14:07:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 119 states and 205 transitions. [2018-12-02 14:07:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 205 transitions. [2018-12-02 14:07:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 14:07:59,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:07:59,887 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 14:07:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:07:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 117 states and 201 transitions. [2018-12-02 14:07:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2018-12-02 14:07:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 14:07:59,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:07:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:00,084 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 14:08:00,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 120 states and 209 transitions. [2018-12-02 14:08:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 209 transitions. [2018-12-02 14:08:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:08:00,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:00,517 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 14:08:00,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:00,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 210 transitions. [2018-12-02 14:08:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 210 transitions. [2018-12-02 14:08:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 14:08:00,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:00,652 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 14:08:00,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 124 states and 215 transitions. [2018-12-02 14:08:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 215 transitions. [2018-12-02 14:08:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 14:08:00,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:00,915 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 14:08:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 133 states and 232 transitions. [2018-12-02 14:08:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2018-12-02 14:08:01,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 14:08:01,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:01,309 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 14:08:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 135 states and 233 transitions. [2018-12-02 14:08:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 233 transitions. [2018-12-02 14:08:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 14:08:01,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:01,452 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 14:08:01,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:01,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 142 states and 252 transitions. [2018-12-02 14:08:01,585 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 252 transitions. [2018-12-02 14:08:01,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 14:08:01,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:01,598 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 14:08:01,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 144 states and 253 transitions. [2018-12-02 14:08:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 253 transitions. [2018-12-02 14:08:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 14:08:01,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 14:08:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 160 states and 295 transitions. [2018-12-02 14:08:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 295 transitions. [2018-12-02 14:08:04,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 14:08:04,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:04,411 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 14:08:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:04,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 161 states and 296 transitions. [2018-12-02 14:08:04,428 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 296 transitions. [2018-12-02 14:08:04,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 14:08:04,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:04,449 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 14:08:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:04,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 162 states and 297 transitions. [2018-12-02 14:08:04,466 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2018-12-02 14:08:04,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 14:08:04,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:04,488 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 14:08:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 164 states and 299 transitions. [2018-12-02 14:08:04,505 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 299 transitions. [2018-12-02 14:08:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 14:08:04,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:04,533 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 14:08:05,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 169 states and 304 transitions. [2018-12-02 14:08:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-12-02 14:08:05,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 14:08:05,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 14:08:06,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 169 states and 300 transitions. [2018-12-02 14:08:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 300 transitions. [2018-12-02 14:08:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 14:08:06,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 172 states and 308 transitions. [2018-12-02 14:08:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 308 transitions. [2018-12-02 14:08:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 14:08:06,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:06,793 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:06,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:06,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 170 states and 304 transitions. [2018-12-02 14:08:06,808 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 304 transitions. [2018-12-02 14:08:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 14:08:06,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 307 transitions. [2018-12-02 14:08:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 307 transitions. [2018-12-02 14:08:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 14:08:07,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 309 transitions. [2018-12-02 14:08:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 309 transitions. [2018-12-02 14:08:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 14:08:07,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:07,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 173 states and 310 transitions. [2018-12-02 14:08:07,403 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 310 transitions. [2018-12-02 14:08:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 14:08:07,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 14:08:07,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:07,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 175 states and 313 transitions. [2018-12-02 14:08:07,601 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 313 transitions. [2018-12-02 14:08:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 14:08:07,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:07,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 176 states and 314 transitions. [2018-12-02 14:08:07,790 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 314 transitions. [2018-12-02 14:08:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 14:08:07,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 14:08:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:07,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 177 states and 315 transitions. [2018-12-02 14:08:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 315 transitions. [2018-12-02 14:08:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 14:08:07,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 185 states and 343 transitions. [2018-12-02 14:08:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 343 transitions. [2018-12-02 14:08:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 14:08:10,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:10,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 187 states and 347 transitions. [2018-12-02 14:08:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 347 transitions. [2018-12-02 14:08:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 14:08:10,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 14:08:10,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 179 states and 326 transitions. [2018-12-02 14:08:10,845 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 326 transitions. [2018-12-02 14:08:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 14:08:10,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 187 states and 352 transitions. [2018-12-02 14:08:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 352 transitions. [2018-12-02 14:08:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 14:08:12,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 189 states and 358 transitions. [2018-12-02 14:08:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 358 transitions. [2018-12-02 14:08:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 14:08:12,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 190 states and 359 transitions. [2018-12-02 14:08:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 359 transitions. [2018-12-02 14:08:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 14:08:12,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:13,250 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:14,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 196 states and 373 transitions. [2018-12-02 14:08:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 373 transitions. [2018-12-02 14:08:14,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 14:08:14,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:14,940 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:16,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:16,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 204 states and 392 transitions. [2018-12-02 14:08:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 392 transitions. [2018-12-02 14:08:16,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 14:08:16,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:16,420 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 14:08:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:17,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 209 states and 399 transitions. [2018-12-02 14:08:17,353 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 399 transitions. [2018-12-02 14:08:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 14:08:17,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 14:08:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 222 states and 423 transitions. [2018-12-02 14:08:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 423 transitions. [2018-12-02 14:08:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 14:08:20,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 14:08:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:21,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 224 states and 424 transitions. [2018-12-02 14:08:21,271 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 424 transitions. [2018-12-02 14:08:21,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 14:08:21,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:21,754 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 38 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 14:08:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 224 states and 416 transitions. [2018-12-02 14:08:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 416 transitions. [2018-12-02 14:08:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 14:08:22,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:22,577 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 14:08:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 225 states and 417 transitions. [2018-12-02 14:08:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 417 transitions. [2018-12-02 14:08:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 14:08:22,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 234 states and 415 transitions. [2018-12-02 14:08:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 415 transitions. [2018-12-02 14:08:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 14:08:25,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:25,287 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 14:08:25,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:25,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 236 states and 416 transitions. [2018-12-02 14:08:25,555 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 416 transitions. [2018-12-02 14:08:25,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-02 14:08:25,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:08:26,141 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 14:08:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:08:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 233 states and 422 transitions. [2018-12-02 14:08:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2018-12-02 14:08:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 14:08:32,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:08:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:08:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:08:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:08:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:08:32,705 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 55 iterations. [2018-12-02 14:08:32,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:08:32 ImpRootNode [2018-12-02 14:08:32,830 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 14:08:32,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:08:32,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:08:32,830 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:08:32,830 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:07:57" (3/4) ... [2018-12-02 14:08:32,832 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 14:08:32,910 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4a7cee25-c6d3-42af-977d-cf0766abf06f/bin-2019/ukojak/witness.graphml [2018-12-02 14:08:32,911 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:08:32,911 INFO L168 Benchmark]: Toolchain (without parser) took 36395.89 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 848.3 MB). Free memory was 956.0 MB in the beginning and 1.3 GB in the end (delta: -320.2 MB). Peak memory consumption was 528.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:08:32,912 INFO L168 Benchmark]: CDTParser took 0.10 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 14:08:32,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:08:32,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.61 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 14:08:32,912 INFO L168 Benchmark]: Boogie Preprocessor took 18.14 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 14:08:32,913 INFO L168 Benchmark]: RCFGBuilder took 394.12 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:08:32,913 INFO L168 Benchmark]: CodeCheck took 35587.37 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 727.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -258.1 MB). Peak memory consumption was 469.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:08:32,913 INFO L168 Benchmark]: Witness Printer took 80.70 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:08:32,914 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 7 procedures, 74 locations, 1 error locations. UNSAFE Result, 35.4s OverallTime, 55 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2097628852 SDtfs, 1509727760 SDslu, -1863309104 SDs, 0 SdLazy, -1607350922 SolverSat, -1143692346 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27395 GetRequests, 26381 SyntacticMatches, 422 SemanticMatches, 592 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192418 ImplicationChecksByTransitivity, 32.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 2544 NumberOfCodeBlocks, 2544 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 2414 ConstructedInterpolants, 0 QuantifiedInterpolants, 364006 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 54 InterpolantComputations, 36 PerfectInterpolantSequences, 1202/1365 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 - CounterExampleResult [Line: 946]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L310] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L507] int cleanupTimeShifts = 4; [L648] int methAndRunningLastTime ; [L757] int pumpRunning = 0; [L758] int systemActive = 1; [L588] int retValue_acc ; [L589] int tmp ; [L637] int retValue_acc ; [L640] retValue_acc = 1 [L641] return (retValue_acc); [L595] tmp = valid_product() [L597] COND TRUE \read(tmp) [L653] methAndRunningLastTime = 0 [L689] int splverifierCounter ; [L690] int tmp ; [L691] int tmp___0 ; [L692] int tmp___1 ; [L693] int tmp___2 ; [L696] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L698] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L700] COND TRUE splverifierCounter < 4 [L706] tmp = __VERIFIER_nondet_int() [L708] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L710] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L710] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L716] tmp___0 = __VERIFIER_nondet_int() [L718] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L726] tmp___2 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L743] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L764] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L771] COND TRUE \read(systemActive) [L793] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L796] COND TRUE ! pumpRunning [L908] int retValue_acc ; [L909] int tmp ; [L910] int tmp___0 ; [L127] int retValue_acc ; [L130] COND FALSE !(waterLevel < 2) [L134] retValue_acc = 0 [L135] return (retValue_acc); [L914] tmp = isHighWaterSensorDry() [L916] COND FALSE !(\read(tmp)) [L919] tmp___0 = 1 [L921] retValue_acc = tmp___0 [L922] return (retValue_acc); [L798] tmp = isHighWaterLevel() [L800] COND TRUE \read(tmp) [L827] int tmp ; [L852] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L856] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L856] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L856] retValue_acc = isMethaneLevelCritical() [L858] return (retValue_acc); [L831] tmp = isMethaneAlarm() [L833] COND FALSE !(\read(tmp)) [L821] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L658] int tmp ; [L659] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) [L681] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L743] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L698] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L700] COND TRUE splverifierCounter < 4 [L706] tmp = __VERIFIER_nondet_int() [L708] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L716] tmp___0 = __VERIFIER_nondet_int() [L718] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L720] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L77] COND FALSE !(\read(methaneLevelCritical)) [L80] methaneLevelCritical = 1 [L720] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L726] tmp___2 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L743] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L764] COND TRUE \read(pumpRunning) [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L771] COND TRUE \read(systemActive) [L793] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L796] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L811] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L658] int tmp ; [L659] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L663] tmp = isMethaneLevelCritical() [L665] COND TRUE \read(tmp) [L863] int retValue_acc ; [L866] retValue_acc = pumpRunning [L867] return (retValue_acc); [L667] tmp___0 = isPumpRunning() [L669] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L670] COND FALSE !(\read(methAndRunningLastTime)) [L675] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L743] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L698] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L700] COND TRUE splverifierCounter < 4 [L706] tmp = __VERIFIER_nondet_int() [L708] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L716] tmp___0 = __VERIFIER_nondet_int() [L718] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L726] tmp___2 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L743] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L764] COND TRUE \read(pumpRunning) [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L771] COND TRUE \read(systemActive) [L793] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L796] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L811] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L658] int tmp ; [L659] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L663] tmp = isMethaneLevelCritical() [L665] COND TRUE \read(tmp) [L863] int retValue_acc ; [L866] retValue_acc = pumpRunning [L867] return (retValue_acc); [L667] tmp___0 = isPumpRunning() [L669] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L670] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L946] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.61 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 18.14 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. * RCFGBuilder took 394.12 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. * CodeCheck took 35587.37 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 727.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -258.1 MB). Peak memory consumption was 469.6 MB. Max. memory is 11.5 GB. * Witness Printer took 80.70 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...