./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/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 7aed16b7a73618bd36d72dc3243e4d7bd764fb49 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.23-5842f4b [2018-11-18 13:48:24,914 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:48:24,915 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:48:24,921 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:48:24,921 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:48:24,922 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:48:24,923 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:48:24,924 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:48:24,925 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:48:24,926 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:48:24,926 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:48:24,926 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:48:24,927 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:48:24,928 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:48:24,928 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:48:24,929 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:48:24,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:48:24,931 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:48:24,932 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:48:24,933 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:48:24,934 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:48:24,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:48:24,936 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:48:24,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:48:24,937 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:48:24,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:48:24,938 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:48:24,939 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:48:24,939 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:48:24,940 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:48:24,940 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:48:24,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:48:24,941 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:48:24,941 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:48:24,941 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:48:24,942 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:48:24,942 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:48:24,952 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:48:24,952 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:48:24,953 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:48:24,953 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:48:24,953 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:48:24,953 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:48:24,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:48:24,954 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:48:24,955 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:48:24,955 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:48:24,955 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:48:24,955 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:48:24,955 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:48:24,955 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:48:24,955 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:48:24,955 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:48:24,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:48:24,956 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:48:24,956 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:48:24,956 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:48:24,956 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:48:24,956 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:48:24,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:48:24,957 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_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/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 -> 7aed16b7a73618bd36d72dc3243e4d7bd764fb49 [2018-11-18 13:48:24,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:48:24,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:48:24,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:48:24,992 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:48:24,992 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:48:24,993 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c [2018-11-18 13:48:25,031 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/data/9692f1676/3dc2b7bdd4c34bb1bb671406754741c7/FLAG264af49fb [2018-11-18 13:48:25,466 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:48:25,467 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c [2018-11-18 13:48:25,475 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/data/9692f1676/3dc2b7bdd4c34bb1bb671406754741c7/FLAG264af49fb [2018-11-18 13:48:25,487 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/data/9692f1676/3dc2b7bdd4c34bb1bb671406754741c7 [2018-11-18 13:48:25,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:48:25,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:48:25,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:48:25,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:48:25,495 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:48:25,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be92882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25, skipping insertion in model container [2018-11-18 13:48:25,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:48:25,540 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:48:25,729 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:48:25,737 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:48:25,837 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:48:25,856 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:48:25,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25 WrapperNode [2018-11-18 13:48:25,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:48:25,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:48:25,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:48:25,857 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:48:25,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:48:25,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:48:25,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:48:25,891 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:48:25,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... [2018-11-18 13:48:25,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:48:25,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:48:25,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:48:25,908 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:48:25,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:48:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:48:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:48:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:48:25,941 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:48:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:48:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:48:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:48:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:48:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:48:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:48:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:48:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:48:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:48:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:48:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:48:25,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:48:26,652 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:48:26,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:48:26 BoogieIcfgContainer [2018-11-18 13:48:26,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:48:26,653 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:48:26,653 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:48:26,662 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:48:26,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:48:26" (1/1) ... [2018-11-18 13:48:26,672 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:48:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2018-11-18 13:48:26,696 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2018-11-18 13:48:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 13:48:26,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2018-11-18 13:48:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2018-11-18 13:48:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 13:48:26,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:26,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2018-11-18 13:48:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2018-11-18 13:48:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 13:48:26,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2018-11-18 13:48:27,174 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2018-11-18 13:48:27,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 13:48:27,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2018-11-18 13:48:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2018-11-18 13:48:27,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 13:48:27,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:27,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 82 states and 121 transitions. [2018-11-18 13:48:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2018-11-18 13:48:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 13:48:27,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:28,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:28,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions. [2018-11-18 13:48:28,208 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2018-11-18 13:48:28,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 13:48:28,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:28,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2018-11-18 13:48:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2018-11-18 13:48:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 13:48:28,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 98 states and 152 transitions. [2018-11-18 13:48:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2018-11-18 13:48:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 13:48:28,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:29,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:29,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 118 states and 191 transitions. [2018-11-18 13:48:29,044 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 191 transitions. [2018-11-18 13:48:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 13:48:29,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 125 states and 205 transitions. [2018-11-18 13:48:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 205 transitions. [2018-11-18 13:48:29,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 13:48:29,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:29,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 126 states and 206 transitions. [2018-11-18 13:48:29,730 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 206 transitions. [2018-11-18 13:48:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 13:48:29,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 217 transitions. [2018-11-18 13:48:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 217 transitions. [2018-11-18 13:48:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 13:48:29,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 132 states and 218 transitions. [2018-11-18 13:48:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2018-11-18 13:48:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 13:48:29,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:48:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2018-11-18 13:48:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2018-11-18 13:48:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 13:48:29,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:30,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:30,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 140 states and 236 transitions. [2018-11-18 13:48:30,331 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 236 transitions. [2018-11-18 13:48:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 13:48:30,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:30,618 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:48:31,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 148 states and 266 transitions. [2018-11-18 13:48:31,981 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 266 transitions. [2018-11-18 13:48:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 13:48:31,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 160 states and 295 transitions. [2018-11-18 13:48:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 295 transitions. [2018-11-18 13:48:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 13:48:32,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:48:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 165 states and 312 transitions. [2018-11-18 13:48:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 312 transitions. [2018-11-18 13:48:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 13:48:33,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:33,169 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:33,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 163 states and 308 transitions. [2018-11-18 13:48:33,207 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 308 transitions. [2018-11-18 13:48:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 13:48:33,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:33,347 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:34,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:34,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 169 states and 318 transitions. [2018-11-18 13:48:34,151 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 318 transitions. [2018-11-18 13:48:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 13:48:34,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:34,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:34,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 171 states and 322 transitions. [2018-11-18 13:48:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 322 transitions. [2018-11-18 13:48:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 13:48:34,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 182 states and 361 transitions. [2018-11-18 13:48:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 361 transitions. [2018-11-18 13:48:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 13:48:35,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:48:35,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 186 states and 365 transitions. [2018-11-18 13:48:35,620 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 365 transitions. [2018-11-18 13:48:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 13:48:35,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 187 states and 366 transitions. [2018-11-18 13:48:35,683 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2018-11-18 13:48:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:48:35,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:35,715 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:36,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:36,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 202 states and 411 transitions. [2018-11-18 13:48:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 411 transitions. [2018-11-18 13:48:36,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 13:48:36,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:36,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 203 states and 412 transitions. [2018-11-18 13:48:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 412 transitions. [2018-11-18 13:48:36,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:48:36,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:36,635 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:48:36,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:36,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 204 states and 413 transitions. [2018-11-18 13:48:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 413 transitions. [2018-11-18 13:48:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:48:36,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 207 states and 417 transitions. [2018-11-18 13:48:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 417 transitions. [2018-11-18 13:48:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 13:48:36,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:36,883 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 214 states and 449 transitions. [2018-11-18 13:48:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 449 transitions. [2018-11-18 13:48:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 13:48:37,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:37,109 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:48:37,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:37,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 221 states and 459 transitions. [2018-11-18 13:48:37,355 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 459 transitions. [2018-11-18 13:48:37,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 13:48:37,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:48:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:39,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 235 states and 515 transitions. [2018-11-18 13:48:39,230 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 515 transitions. [2018-11-18 13:48:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:48:39,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 243 states and 545 transitions. [2018-11-18 13:48:39,833 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 545 transitions. [2018-11-18 13:48:39,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:48:39,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:48:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 244 states and 548 transitions. [2018-11-18 13:48:40,102 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 548 transitions. [2018-11-18 13:48:40,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:48:40,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:40,129 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 245 states and 549 transitions. [2018-11-18 13:48:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 549 transitions. [2018-11-18 13:48:40,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:48:40,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:40,372 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:48:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 248 states and 552 transitions. [2018-11-18 13:48:40,603 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 552 transitions. [2018-11-18 13:48:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:48:40,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:41,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 256 states and 593 transitions. [2018-11-18 13:48:41,119 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 593 transitions. [2018-11-18 13:48:41,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:48:41,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:41,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:41,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 257 states and 594 transitions. [2018-11-18 13:48:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 594 transitions. [2018-11-18 13:48:41,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:48:41,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:41,272 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:48:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:41,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 264 states and 607 transitions. [2018-11-18 13:48:41,444 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 607 transitions. [2018-11-18 13:48:41,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:48:41,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 271 states and 632 transitions. [2018-11-18 13:48:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 632 transitions. [2018-11-18 13:48:41,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 13:48:41,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:48:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 277 states and 647 transitions. [2018-11-18 13:48:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 647 transitions. [2018-11-18 13:48:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:48:42,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:42,690 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 286 states and 670 transitions. [2018-11-18 13:48:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 670 transitions. [2018-11-18 13:48:43,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 13:48:43,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 287 states and 671 transitions. [2018-11-18 13:48:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 671 transitions. [2018-11-18 13:48:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 13:48:44,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:44,294 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:45,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 295 states and 684 transitions. [2018-11-18 13:48:45,059 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 684 transitions. [2018-11-18 13:48:45,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 13:48:45,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:46,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 298 states and 693 transitions. [2018-11-18 13:48:46,387 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 693 transitions. [2018-11-18 13:48:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:48:46,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 318 states and 740 transitions. [2018-11-18 13:48:51,490 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 740 transitions. [2018-11-18 13:48:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 13:48:51,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:51,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:51,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 319 states and 741 transitions. [2018-11-18 13:48:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 741 transitions. [2018-11-18 13:48:51,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 13:48:51,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:51,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:51,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 320 states and 742 transitions. [2018-11-18 13:48:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 742 transitions. [2018-11-18 13:48:51,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:48:51,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 323 states and 750 transitions. [2018-11-18 13:48:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 750 transitions. [2018-11-18 13:48:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 13:48:52,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:52,035 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:48:52,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 324 states and 751 transitions. [2018-11-18 13:48:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 751 transitions. [2018-11-18 13:48:52,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 13:48:52,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:52,082 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:48:52,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:52,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 325 states and 752 transitions. [2018-11-18 13:48:52,097 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 752 transitions. [2018-11-18 13:48:52,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 13:48:52,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:48:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:48:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:48:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:48:52,449 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 51 iterations. [2018-11-18 13:48:52,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:48:52 ImpRootNode [2018-11-18 13:48:52,569 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:48:52,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:48:52,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:48:52,570 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:48:52,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:48:26" (3/4) ... [2018-11-18 13:48:52,572 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 13:48:52,660 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f1c4e464-fed5-4fac-84d1-3a2c0d0cc912/bin-2019/ukojak/witness.graphml [2018-11-18 13:48:52,660 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:48:52,661 INFO L168 Benchmark]: Toolchain (without parser) took 27171.11 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 588.3 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -78.1 MB). Peak memory consumption was 510.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:48:52,662 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:48:52,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:48:52,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.16 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. [2018-11-18 13:48:52,662 INFO L168 Benchmark]: Boogie Preprocessor took 17.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:48:52,663 INFO L168 Benchmark]: RCFGBuilder took 744.94 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:48:52,663 INFO L168 Benchmark]: CodeCheck took 25915.91 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 479.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -43.1 MB). Peak memory consumption was 436.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:48:52,663 INFO L168 Benchmark]: Witness Printer took 90.80 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:48:52,665 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, 78 locations, 1 error locations. UNSAFE Result, 25.7s OverallTime, 51 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -24465300 SDtfs, -1695109920 SDslu, -2031739088 SDs, 0 SdLazy, -323639464 SolverSat, 249879208 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25176 GetRequests, 24598 SyntacticMatches, 112 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110309 ImplicationChecksByTransitivity, 21.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 2169 NumberOfCodeBlocks, 2169 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 2064 ConstructedInterpolants, 0 QuantifiedInterpolants, 217178 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 39 PerfectInterpolantSequences, 570/635 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: 284]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L137] FCALL "Env(Water:%i" [L138] FCALL ",Meth:" [L142] FCALL "CRIT" [L146] FCALL "OK" [L150] FCALL ")" [L394] FCALL "Pump(System:" [L398] FCALL "On" [L402] FCALL "Off" [L406] FCALL ",Pump:" [L410] FCALL "On" [L414] FCALL "Off" [L418] FCALL ") " [L420] FCALL "\n" [L807] FCALL "i > 0 && i <= this->argsCount" [L807] FCALL "libacc.c" [L808] FCALL "__utac__get_this_arg" [L814] FCALL "i > 0 && i <= this->argsCount" [L814] FCALL "libacc.c" [L815] FCALL "__utac__get_this_arg" [L853] FCALL "i > 0 && i <= this->argsCount" [L853] FCALL "libacc.c" [L854] FCALL "__utac__get_this_argtype" [L860] FCALL "i > 0 && i <= this->argsCount" [L860] FCALL "libacc.c" [L861] FCALL "__utac__get_this_argtype" [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L179] int cleanupTimeShifts = 4; [L292] int pumpRunning = 0; [L293] int systemActive = 1; [L876] int methAndRunningLastTime ; [L679] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L257] int retValue_acc ; [L258] int tmp ; [L262] FCALL select_helpers() [L263] FCALL select_features() [L264] CALL, EXPR valid_product() [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] RET return (retValue_acc); [L264] EXPR valid_product() [L264] tmp = valid_product() [L266] COND TRUE \read(tmp) [L268] FCALL setup() [L269] CALL runTest() [L250] CALL __utac_acc__Specification2_spec__1() [L881] RET methAndRunningLastTime = 0 [L250] __utac_acc__Specification2_spec__1() [L251] CALL test() [L446] int splverifierCounter ; [L447] int tmp ; [L448] int tmp___0 ; [L449] int tmp___1 ; [L450] int tmp___2 ; [L453] splverifierCounter = 0 VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L455] COND TRUE 1 VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L457] COND TRUE splverifierCounter < 4 [L463] tmp = __VERIFIER_nondet_int() [L465] COND TRUE \read(tmp) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L467] CALL waterRise() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L103] COND TRUE waterLevel < 2 [L104] RET waterLevel = waterLevel + 1 [L467] waterRise() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L473] tmp___0 = __VERIFIER_nondet_int() [L475] COND TRUE \read(tmp___0) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L477] CALL changeMethaneLevel() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L115] COND FALSE !(\read(methaneLevelCritical)) [L118] RET methaneLevelCritical = 1 [L477] changeMethaneLevel() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L483] tmp___2 = __VERIFIER_nondet_int() [L485] COND TRUE \read(tmp___2) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L498] CALL timeShift() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L300] COND FALSE !(\read(pumpRunning)) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L307] COND TRUE \read(systemActive) [L309] CALL processEnvironment() [L329] int tmp ; VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L332] COND TRUE ! pumpRunning [L334] CALL, EXPR isHighWaterLevel() [L426] int retValue_acc ; [L427] int tmp ; [L428] int tmp___0 ; [L432] CALL, EXPR isHighWaterSensorDry() [L165] int retValue_acc ; [L168] COND FALSE !(waterLevel < 2) [L172] retValue_acc = 0 [L173] RET return (retValue_acc); [L432] EXPR isHighWaterSensorDry() [L432] tmp = isHighWaterSensorDry() [L434] COND FALSE !(\read(tmp)) [L437] tmp___0 = 1 [L439] retValue_acc = tmp___0 [L440] RET return (retValue_acc); [L334] EXPR isHighWaterLevel() [L334] tmp = isHighWaterLevel() [L336] COND TRUE \read(tmp) [L338] CALL activatePump() [L357] RET pumpRunning = 1 [L338] RET activatePump() [L309] processEnvironment() [L315] CALL __utac_acc__Specification2_spec__2() [L886] int tmp ; [L887] int tmp___0 ; VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L891] CALL, EXPR isMethaneLevelCritical() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] RET return (retValue_acc); [L891] EXPR isMethaneLevelCritical() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L891] tmp = isMethaneLevelCritical() [L893] COND TRUE \read(tmp) [L895] CALL, EXPR isPumpRunning() [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] RET return (retValue_acc); [L895] EXPR isPumpRunning() [L895] tmp___0 = isPumpRunning() [L897] COND TRUE \read(tmp___0) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L898] COND FALSE !(\read(methAndRunningLastTime)) [L903] RET methAndRunningLastTime = 1 VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L315] RET __utac_acc__Specification2_spec__2() [L498] timeShift() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L455] COND TRUE 1 VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L457] COND TRUE splverifierCounter < 4 [L463] tmp = __VERIFIER_nondet_int() [L465] COND FALSE !(\read(tmp)) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L473] tmp___0 = __VERIFIER_nondet_int() [L475] COND FALSE !(\read(tmp___0)) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L483] tmp___2 = __VERIFIER_nondet_int() [L485] COND TRUE \read(tmp___2) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L498] CALL timeShift() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L300] COND TRUE \read(pumpRunning) [L302] CALL lowerWaterLevel() [L91] COND TRUE waterLevel > 0 [L92] RET waterLevel = waterLevel - 1 [L302] lowerWaterLevel() [L307] COND TRUE \read(systemActive) [L309] CALL processEnvironment() [L329] int tmp ; VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L332] COND FALSE !(! pumpRunning) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L347] RET, FCALL processEnvironment__wrappee__base() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L309] processEnvironment() [L315] CALL __utac_acc__Specification2_spec__2() [L886] int tmp ; [L887] int tmp___0 ; VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L891] CALL, EXPR isMethaneLevelCritical() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] RET return (retValue_acc); [L891] EXPR isMethaneLevelCritical() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L891] tmp = isMethaneLevelCritical() [L893] COND TRUE \read(tmp) [L895] CALL, EXPR isPumpRunning() [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] RET return (retValue_acc); [L895] EXPR isPumpRunning() [L895] tmp___0 = isPumpRunning() [L897] COND TRUE \read(tmp___0) VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L898] COND TRUE \read(methAndRunningLastTime) [L900] CALL __automaton_fail() [L284] __VERIFIER_error() VAL [") "={23:0}, ")"={15:0}, ",Meth:"={11:0}, ",Pump:"={19:0}, "\n"={24:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={28:0}, "__utac__get_this_argtype"={36:0}, "__utac__get_this_argtype"={39:0}, "CRIT"={12:0}, "Env(Water:%i"={8:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={26:0}, "i > 0 && i <= this->argsCount"={29:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={31:0}, "libacc.c"={35:0}, "libacc.c"={27:0}, "Off"={22:0}, "Off"={18:0}, "OK"={14:0}, "On"={17:0}, "On"={20:0}, "Pump(System:"={16:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.16 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 17.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 744.94 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 25915.91 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 479.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -43.1 MB). Peak memory consumption was 436.1 MB. Max. memory is 11.5 GB. * Witness Printer took 90.80 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...