./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/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 97e1e79d9f040fa1d57b96c793652004756593a5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:22:26,938 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:22:26,940 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:22:26,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:22:26,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:22:26,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:22:26,949 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:22:26,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:22:26,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:22:26,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:22:26,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:22:26,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:22:26,953 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:22:26,954 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:22:26,955 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:22:26,955 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:22:26,956 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:22:26,957 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:22:26,958 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:22:26,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:22:26,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:22:26,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:22:26,963 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:22:26,963 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:22:26,963 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:22:26,964 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:22:26,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:22:26,965 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:22:26,966 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:22:26,966 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:22:26,967 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:22:26,967 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:22:26,967 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:22:26,967 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:22:26,968 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:22:26,968 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:22:26,969 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 23:22:26,979 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:22:26,979 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:22:26,979 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:22:26,979 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:22:26,980 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:22:26,980 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:22:26,980 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:22:26,980 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:22:26,981 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:22:26,982 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:22:26,982 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:22:26,982 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:22:26,982 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:22:26,982 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:22:26,982 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:22:26,982 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:22:26,983 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:22:26,983 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:22:26,983 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:22:26,983 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 23:22:26,983 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:22:26,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:22:26,983 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_09c0302b-266d-49be-9bb5-028d5e351917/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 -> 97e1e79d9f040fa1d57b96c793652004756593a5 [2018-11-22 23:22:27,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:22:27,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:22:27,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:22:27,016 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:22:27,016 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:22:27,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-11-22 23:22:27,053 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/data/48692bc19/7b5b889481f347d4ab36fc4702bd519b/FLAG2b2684b7e [2018-11-22 23:22:27,392 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:22:27,392 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/sv-benchmarks/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-11-22 23:22:27,399 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/data/48692bc19/7b5b889481f347d4ab36fc4702bd519b/FLAG2b2684b7e [2018-11-22 23:22:27,407 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/data/48692bc19/7b5b889481f347d4ab36fc4702bd519b [2018-11-22 23:22:27,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:22:27,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:22:27,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:22:27,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:22:27,413 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:22:27,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27, skipping insertion in model container [2018-11-22 23:22:27,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:22:27,451 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:22:27,643 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:22:27,651 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:22:27,760 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:22:27,779 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:22:27,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27 WrapperNode [2018-11-22 23:22:27,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:22:27,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:22:27,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:22:27,780 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:22:27,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:22:27,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:22:27,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:22:27,816 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:22:27,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... [2018-11-22 23:22:27,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:22:27,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:22:27,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:22:27,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:22:27,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/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 [2018-11-22 23:22:27,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:22:27,875 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 23:22:27,876 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 23:22:27,876 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 23:22:27,876 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 23:22:27,876 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-22 23:22:27,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-22 23:22:27,876 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 23:22:27,876 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 23:22:27,876 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:22:27,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:22:27,877 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-22 23:22:27,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-22 23:22:27,877 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-22 23:22:27,877 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-22 23:22:27,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:22:27,877 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 23:22:27,877 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 23:22:27,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:22:27,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:22:28,389 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:22:28,389 INFO L280 CfgBuilder]: Removed 32 assue(true) statements. [2018-11-22 23:22:28,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:22:28 BoogieIcfgContainer [2018-11-22 23:22:28,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:22:28,390 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:22:28,390 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:22:28,397 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:22:28,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:22:28" (1/1) ... [2018-11-22 23:22:28,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:22:28,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2018-11-22 23:22:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2018-11-22 23:22:28,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 23:22:28,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:28,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2018-11-22 23:22:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2018-11-22 23:22:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 23:22:28,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:28,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2018-11-22 23:22:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2018-11-22 23:22:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 23:22:28,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2018-11-22 23:22:28,870 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2018-11-22 23:22:28,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-22 23:22:28,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2018-11-22 23:22:29,170 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2018-11-22 23:22:29,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 23:22:29,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:29,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:29,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:29,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2018-11-22 23:22:29,214 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2018-11-22 23:22:29,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 23:22:29,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:29,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2018-11-22 23:22:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2018-11-22 23:22:29,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 23:22:29,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2018-11-22 23:22:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-11-22 23:22:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-22 23:22:29,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:29,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 92 states and 136 transitions. [2018-11-22 23:22:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 136 transitions. [2018-11-22 23:22:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 23:22:29,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:29,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 93 states and 137 transitions. [2018-11-22 23:22:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 137 transitions. [2018-11-22 23:22:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 23:22:29,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:30,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:30,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 172 transitions. [2018-11-22 23:22:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2018-11-22 23:22:30,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-22 23:22:30,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:30,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 115 states and 184 transitions. [2018-11-22 23:22:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2018-11-22 23:22:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-22 23:22:30,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 121 states and 193 transitions. [2018-11-22 23:22:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 193 transitions. [2018-11-22 23:22:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-22 23:22:31,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 125 states and 199 transitions. [2018-11-22 23:22:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 199 transitions. [2018-11-22 23:22:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-22 23:22:31,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:31,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:22:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 200 transitions. [2018-11-22 23:22:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 200 transitions. [2018-11-22 23:22:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 23:22:31,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:22:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 209 transitions. [2018-11-22 23:22:31,298 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2018-11-22 23:22:31,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-22 23:22:31,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:22:31,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 140 states and 232 transitions. [2018-11-22 23:22:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 232 transitions. [2018-11-22 23:22:31,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-22 23:22:31,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:22:31,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 228 transitions. [2018-11-22 23:22:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 228 transitions. [2018-11-22 23:22:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 23:22:31,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:31,889 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:22:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 139 states and 230 transitions. [2018-11-22 23:22:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 230 transitions. [2018-11-22 23:22:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 23:22:31,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:32,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 23:22:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 142 states and 236 transitions. [2018-11-22 23:22:32,526 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 236 transitions. [2018-11-22 23:22:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 23:22:32,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:32,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:22:32,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:32,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 148 states and 249 transitions. [2018-11-22 23:22:32,980 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 249 transitions. [2018-11-22 23:22:32,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 23:22:32,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 23:22:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 149 states and 251 transitions. [2018-11-22 23:22:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 251 transitions. [2018-11-22 23:22:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 23:22:33,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:22:33,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:33,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 157 states and 263 transitions. [2018-11-22 23:22:33,202 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 263 transitions. [2018-11-22 23:22:33,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 23:22:33,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:33,223 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:22:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 159 states and 264 transitions. [2018-11-22 23:22:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 264 transitions. [2018-11-22 23:22:33,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 23:22:33,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:22:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 161 states and 265 transitions. [2018-11-22 23:22:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 265 transitions. [2018-11-22 23:22:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 23:22:33,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:33,645 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 23:22:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 266 transitions. [2018-11-22 23:22:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 266 transitions. [2018-11-22 23:22:33,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 23:22:33,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:34,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 179 states and 305 transitions. [2018-11-22 23:22:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 305 transitions. [2018-11-22 23:22:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 23:22:34,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:34,894 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:35,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:35,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 181 states and 306 transitions. [2018-11-22 23:22:35,109 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 306 transitions. [2018-11-22 23:22:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 23:22:35,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 191 states and 329 transitions. [2018-11-22 23:22:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 329 transitions. [2018-11-22 23:22:36,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 23:22:36,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:22:36,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:36,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 193 states and 330 transitions. [2018-11-22 23:22:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 330 transitions. [2018-11-22 23:22:36,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 23:22:36,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:36,394 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 192 states and 327 transitions. [2018-11-22 23:22:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 327 transitions. [2018-11-22 23:22:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 23:22:36,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:22:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:37,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 198 states and 337 transitions. [2018-11-22 23:22:37,626 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 337 transitions. [2018-11-22 23:22:37,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 23:22:37,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:22:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 200 states and 338 transitions. [2018-11-22 23:22:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 338 transitions. [2018-11-22 23:22:37,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 23:22:37,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 201 states and 339 transitions. [2018-11-22 23:22:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 339 transitions. [2018-11-22 23:22:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 23:22:37,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:38,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:38,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 204 states and 342 transitions. [2018-11-22 23:22:38,036 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 342 transitions. [2018-11-22 23:22:38,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 23:22:38,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:22:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 202 states and 338 transitions. [2018-11-22 23:22:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 338 transitions. [2018-11-22 23:22:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:22:38,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:22:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 207 states and 346 transitions. [2018-11-22 23:22:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 346 transitions. [2018-11-22 23:22:38,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:22:38,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:38,554 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:22:38,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 207 states and 341 transitions. [2018-11-22 23:22:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 341 transitions. [2018-11-22 23:22:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:22:38,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:38,986 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:22:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 209 states and 342 transitions. [2018-11-22 23:22:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 342 transitions. [2018-11-22 23:22:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 23:22:39,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:22:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 163 states and 251 transitions. [2018-11-22 23:22:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-11-22 23:22:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 23:22:39,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:22:39,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 168 states and 258 transitions. [2018-11-22 23:22:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 258 transitions. [2018-11-22 23:22:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 23:22:39,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,410 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:22:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 166 states and 254 transitions. [2018-11-22 23:22:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 254 transitions. [2018-11-22 23:22:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 23:22:39,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,451 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:22:39,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 167 states and 257 transitions. [2018-11-22 23:22:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 257 transitions. [2018-11-22 23:22:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 23:22:39,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 23:22:39,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 170 states and 260 transitions. [2018-11-22 23:22:39,688 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 260 transitions. [2018-11-22 23:22:39,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 23:22:39,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-22 23:22:39,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 172 states and 262 transitions. [2018-11-22 23:22:39,716 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 262 transitions. [2018-11-22 23:22:39,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-22 23:22:39,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 23:22:39,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 174 states and 265 transitions. [2018-11-22 23:22:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 265 transitions. [2018-11-22 23:22:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 23:22:39,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 23:22:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 175 states and 266 transitions. [2018-11-22 23:22:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 266 transitions. [2018-11-22 23:22:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 23:22:39,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-22 23:22:39,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 166 states and 249 transitions. [2018-11-22 23:22:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 249 transitions. [2018-11-22 23:22:39,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 23:22:39,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:22:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:22:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 23:22:39,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:22:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 103 states and 138 transitions. [2018-11-22 23:22:39,842 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2018-11-22 23:22:39,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:22:39,842 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2018-11-22 23:22:39,849 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 23:22:40,053 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-22 23:22:40,057 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,057 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,058 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-22 23:22:40,058 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,058 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-22 23:22:40,058 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-22 23:22:40,059 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,059 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,059 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,059 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,060 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:22:40,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:22:40 ImpRootNode [2018-11-22 23:22:40,060 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 23:22:40,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:22:40,060 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:22:40,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:22:40,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:22:28" (3/4) ... [2018-11-22 23:22:40,063 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:22:40,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-22 23:22:40,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 23:22:40,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 23:22:40,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 23:22:40,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-22 23:22:40,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 23:22:40,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:22:40,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-22 23:22:40,071 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-22 23:22:40,071 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-22 23:22:40,071 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-22 23:22:40,072 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-22 23:22:40,072 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 23:22:40,072 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:22:40,072 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:22:40,090 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(systemActive == 0) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-22 23:22:40,090 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == methaneLevelCritical || \old(pumpRunning) == pumpRunning) || 0 == pumpRunning [2018-11-22 23:22:40,116 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_09c0302b-266d-49be-9bb5-028d5e351917/bin-2019/ukojak/witness.graphml [2018-11-22 23:22:40,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:22:40,117 INFO L168 Benchmark]: Toolchain (without parser) took 12707.25 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 465.6 MB). Free memory was 956.5 MB in the beginning and 964.7 MB in the end (delta: -8.2 MB). Peak memory consumption was 457.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:22:40,118 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:22:40,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:22:40,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:22:40,118 INFO L168 Benchmark]: Boogie Preprocessor took 18.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:22:40,118 INFO L168 Benchmark]: RCFGBuilder took 555.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:22:40,119 INFO L168 Benchmark]: CodeCheck took 11670.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 310.4 MB). Free memory was 1.1 GB in the beginning and 977.2 MB in the end (delta: 91.6 MB). Peak memory consumption was 402.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:22:40,119 INFO L168 Benchmark]: Witness Printer took 55.55 ms. Allocated memory is still 1.5 GB. Free memory was 977.2 MB in the beginning and 964.7 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:22:40,120 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 75 locations, 1 error locations. SAFE Result, 11.4s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 98748940 SDtfs, 1902010076 SDslu, -765064644 SDs, 0 SdLazy, -2107859588 SolverSat, 2057951660 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20066 GetRequests, 19525 SyntacticMatches, 271 SemanticMatches, 270 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34099 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2030 NumberOfCodeBlocks, 2030 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1982 ConstructedInterpolants, 0 QuantifiedInterpolants, 196908 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 41 PerfectInterpolantSequences, 709/749 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical || \old(pumpRunning) == pumpRunning) || 0 == pumpRunning - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (!(systemActive == 0) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 555.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. * CodeCheck took 11670.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 310.4 MB). Free memory was 1.1 GB in the beginning and 977.2 MB in the end (delta: 91.6 MB). Peak memory consumption was 402.0 MB. Max. memory is 11.5 GB. * Witness Printer took 55.55 ms. Allocated memory is still 1.5 GB. Free memory was 977.2 MB in the beginning and 964.7 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...