./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product43_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product43_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/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 63b48aee14c7431a4aa25f8de4f2dd8129d50ad4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 10:03:53,933 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 10:03:53,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 10:03:53,942 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 10:03:53,942 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 10:03:53,943 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 10:03:53,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 10:03:53,945 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 10:03:53,946 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 10:03:53,947 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 10:03:53,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 10:03:53,947 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 10:03:53,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 10:03:53,949 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 10:03:53,950 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 10:03:53,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 10:03:53,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 10:03:53,952 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 10:03:53,953 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 10:03:53,954 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 10:03:53,955 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 10:03:53,955 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 10:03:53,957 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 10:03:53,957 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 10:03:53,957 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 10:03:53,958 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 10:03:53,958 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 10:03:53,958 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 10:03:53,959 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 10:03:53,959 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 10:03:53,959 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 10:03:53,960 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 10:03:53,960 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 10:03:53,960 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 10:03:53,961 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 10:03:53,961 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 10:03:53,961 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 10:03:53,969 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 10:03:53,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 10:03:53,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 10:03:53,970 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 10:03:53,971 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 10:03:53,971 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 10:03:53,971 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 10:03:53,971 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 10:03:53,971 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 10:03:53,971 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 10:03:53,971 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 10:03:53,972 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 10:03:53,972 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 10:03:53,973 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 10:03:53,973 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 10:03:53,973 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 10:03:53,973 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 10:03:53,973 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 10:03:53,973 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 10:03:53,973 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 10:03:53,974 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 10:03:53,974 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 10:03:53,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 10:03:53,974 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_fe1038ce-14ea-441d-beb0-4f3920a1efc5/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 -> 63b48aee14c7431a4aa25f8de4f2dd8129d50ad4 [2018-12-02 10:03:53,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 10:03:54,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 10:03:54,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 10:03:54,008 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 10:03:54,008 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 10:03:54,008 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product43_false-unreach-call_false-termination.cil.c [2018-12-02 10:03:54,043 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/data/f466d9b22/63fd90d30d4145d0870a120fd6077f3a/FLAG0ea4c5825 [2018-12-02 10:03:54,520 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 10:03:54,521 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/sv-benchmarks/c/product-lines/minepump_spec1_product43_false-unreach-call_false-termination.cil.c [2018-12-02 10:03:54,527 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/data/f466d9b22/63fd90d30d4145d0870a120fd6077f3a/FLAG0ea4c5825 [2018-12-02 10:03:55,028 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/data/f466d9b22/63fd90d30d4145d0870a120fd6077f3a [2018-12-02 10:03:55,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 10:03:55,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 10:03:55,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 10:03:55,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 10:03:55,034 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 10:03:55,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a96ab85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55, skipping insertion in model container [2018-12-02 10:03:55,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 10:03:55,062 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 10:03:55,206 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:03:55,250 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 10:03:55,305 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:03:55,321 INFO L195 MainTranslator]: Completed translation [2018-12-02 10:03:55,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55 WrapperNode [2018-12-02 10:03:55,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 10:03:55,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 10:03:55,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 10:03:55,322 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 10:03:55,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 10:03:55,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 10:03:55,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 10:03:55,353 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 10:03:55,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 10:03:55,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 10:03:55,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 10:03:55,371 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 10:03:55,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 10:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 10:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 10:03:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 10:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 10:03:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 10:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 10:03:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 10:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 10:03:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 10:03:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 10:03:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 10:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 10:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 10:03:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 10:03:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 10:03:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 10:03:55,817 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 10:03:55,817 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-12-02 10:03:55,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:55 BoogieIcfgContainer [2018-12-02 10:03:55,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 10:03:55,818 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 10:03:55,818 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 10:03:55,827 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 10:03:55,828 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:55" (1/1) ... [2018-12-02 10:03:55,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:03:55,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2018-12-02 10:03:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2018-12-02 10:03:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 10:03:55,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2018-12-02 10:03:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2018-12-02 10:03:55,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 10:03:55,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:56,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:56,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2018-12-02 10:03:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2018-12-02 10:03:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 10:03:56,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2018-12-02 10:03:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2018-12-02 10:03:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 10:03:56,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:56,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:56,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2018-12-02 10:03:56,314 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2018-12-02 10:03:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 10:03:56,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 121 transitions. [2018-12-02 10:03:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2018-12-02 10:03:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 10:03:57,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:57,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 122 transitions. [2018-12-02 10:03:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2018-12-02 10:03:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 10:03:57,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 131 transitions. [2018-12-02 10:03:57,306 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2018-12-02 10:03:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 10:03:57,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 142 transitions. [2018-12-02 10:03:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2018-12-02 10:03:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 10:03:57,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 91 states and 146 transitions. [2018-12-02 10:03:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2018-12-02 10:03:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 10:03:57,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 10:03:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 93 states and 148 transitions. [2018-12-02 10:03:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2018-12-02 10:03:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 10:03:57,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:03:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 93 states and 147 transitions. [2018-12-02 10:03:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2018-12-02 10:03:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 10:03:57,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 10:03:58,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 102 states and 167 transitions. [2018-12-02 10:03:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2018-12-02 10:03:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 10:03:58,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:03:58,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 108 states and 183 transitions. [2018-12-02 10:03:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 183 transitions. [2018-12-02 10:03:58,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 10:03:58,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:03:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 106 states and 179 transitions. [2018-12-02 10:03:58,674 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2018-12-02 10:03:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 10:03:58,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 10:03:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:58,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 108 states and 180 transitions. [2018-12-02 10:03:58,798 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2018-12-02 10:03:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 10:03:58,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:58,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:03:58,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 110 states and 185 transitions. [2018-12-02 10:03:59,000 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 185 transitions. [2018-12-02 10:03:59,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 10:03:59,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:59,094 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:03:59,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:03:59,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 123 states and 223 transitions. [2018-12-02 10:03:59,707 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-12-02 10:03:59,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 10:03:59,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:03:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:03:59,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:01,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 138 states and 267 transitions. [2018-12-02 10:04:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 267 transitions. [2018-12-02 10:04:01,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 10:04:01,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 140 states and 269 transitions. [2018-12-02 10:04:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 269 transitions. [2018-12-02 10:04:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 10:04:01,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:01,866 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 150 states and 289 transitions. [2018-12-02 10:04:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 289 transitions. [2018-12-02 10:04:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 10:04:03,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 152 states and 293 transitions. [2018-12-02 10:04:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 293 transitions. [2018-12-02 10:04:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 10:04:03,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 153 states and 294 transitions. [2018-12-02 10:04:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 294 transitions. [2018-12-02 10:04:03,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 10:04:03,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 154 states and 295 transitions. [2018-12-02 10:04:03,398 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 295 transitions. [2018-12-02 10:04:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 10:04:03,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:03,484 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 160 states and 311 transitions. [2018-12-02 10:04:03,869 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 311 transitions. [2018-12-02 10:04:03,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 10:04:03,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:03,944 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:04,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 166 states and 322 transitions. [2018-12-02 10:04:04,780 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 322 transitions. [2018-12-02 10:04:04,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 10:04:04,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:04,828 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:04:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 169 states and 327 transitions. [2018-12-02 10:04:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 327 transitions. [2018-12-02 10:04:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 10:04:04,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:05,002 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:04:05,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 174 states and 334 transitions. [2018-12-02 10:04:05,182 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 334 transitions. [2018-12-02 10:04:05,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 10:04:05,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 10:04:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 182 states and 337 transitions. [2018-12-02 10:04:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 337 transitions. [2018-12-02 10:04:06,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 10:04:06,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:06,938 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 10:04:09,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:09,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 189 states and 343 transitions. [2018-12-02 10:04:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 343 transitions. [2018-12-02 10:04:09,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 10:04:09,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:04:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 191 states and 344 transitions. [2018-12-02 10:04:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 344 transitions. [2018-12-02 10:04:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 10:04:09,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 10:04:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:09,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 192 states and 345 transitions. [2018-12-02 10:04:09,772 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 345 transitions. [2018-12-02 10:04:09,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 10:04:09,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:04:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:10,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 194 states and 346 transitions. [2018-12-02 10:04:10,060 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 346 transitions. [2018-12-02 10:04:10,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 10:04:10,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:04:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 195 states and 347 transitions. [2018-12-02 10:04:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 347 transitions. [2018-12-02 10:04:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 10:04:10,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 10:04:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 197 states and 349 transitions. [2018-12-02 10:04:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 349 transitions. [2018-12-02 10:04:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 10:04:10,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:10,169 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 10:04:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 199 states and 352 transitions. [2018-12-02 10:04:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 352 transitions. [2018-12-02 10:04:10,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 10:04:10,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:04:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:04:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:04:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 212 states and 393 transitions. [2018-12-02 10:04:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 393 transitions. [2018-12-02 10:04:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 10:04:14,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:04:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:04:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:04:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:04:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:04:15,083 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 37 iterations. [2018-12-02 10:04:15,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:04:15 ImpRootNode [2018-12-02 10:04:15,171 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 10:04:15,171 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 10:04:15,171 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 10:04:15,171 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 10:04:15,172 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:55" (3/4) ... [2018-12-02 10:04:15,173 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 10:04:15,230 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fe1038ce-14ea-441d-beb0-4f3920a1efc5/bin-2019/ukojak/witness.graphml [2018-12-02 10:04:15,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 10:04:15,231 INFO L168 Benchmark]: Toolchain (without parser) took 20200.28 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 508.0 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -67.6 MB). Peak memory consumption was 440.4 MB. Max. memory is 11.5 GB. [2018-12-02 10:04:15,232 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:04:15,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-02 10:04:15,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.30 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: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2018-12-02 10:04:15,232 INFO L168 Benchmark]: Boogie Preprocessor took 17.79 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:04:15,232 INFO L168 Benchmark]: RCFGBuilder took 446.39 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: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 11.5 GB. [2018-12-02 10:04:15,232 INFO L168 Benchmark]: CodeCheck took 19353.22 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 405.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -19.1 MB). Peak memory consumption was 386.7 MB. Max. memory is 11.5 GB. [2018-12-02 10:04:15,233 INFO L168 Benchmark]: Witness Printer took 59.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-02 10:04:15,234 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, 72 locations, 1 error locations. UNSAFE Result, 19.2s OverallTime, 37 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2085168960 SDtfs, 2026925706 SDslu, 1415955348 SDs, 0 SdLazy, -1601898114 SolverSat, 1522848772 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15096 GetRequests, 14451 SyntacticMatches, 269 SemanticMatches, 376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74802 ImplicationChecksByTransitivity, 16.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1364 NumberOfCodeBlocks, 1364 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 1276 ConstructedInterpolants, 0 QuantifiedInterpolants, 155657 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 23 PerfectInterpolantSequences, 289/418 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: 405]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L147] int pumpRunning = 0; [L148] int systemActive = 1; [L436] int cleanupTimeShifts = 4; [L704] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L512] int retValue_acc ; [L513] int tmp ; [L927] int retValue_acc ; [L930] retValue_acc = 1 [L931] return (retValue_acc); [L519] tmp = valid_product() [L521] COND TRUE \read(tmp) [L335] int splverifierCounter ; [L336] int tmp ; [L337] int tmp___0 ; [L338] int tmp___1 ; [L339] int tmp___2 ; [L342] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L344] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L346] COND TRUE splverifierCounter < 4 [L352] tmp = __VERIFIER_nondet_int() [L354] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L356] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L356] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L362] tmp___0 = __VERIFIER_nondet_int() [L364] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L372] tmp___2 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L389] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L155] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L162] COND TRUE \read(systemActive) [L184] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L187] COND TRUE ! pumpRunning [L299] int retValue_acc ; [L300] int tmp ; [L301] int tmp___0 ; [L127] int retValue_acc ; [L130] COND FALSE !(waterLevel < 2) [L134] retValue_acc = 0 [L135] return (retValue_acc); [L305] tmp = isHighWaterSensorDry() [L307] COND FALSE !(\read(tmp)) [L310] tmp___0 = 1 [L312] retValue_acc = tmp___0 [L313] return (retValue_acc); [L189] tmp = isHighWaterLevel() [L191] COND TRUE \read(tmp) [L218] int tmp ; [L243] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L247] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L247] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L247] retValue_acc = isMethaneLevelCritical() [L249] return (retValue_acc); [L222] tmp = isMethaneAlarm() [L224] COND FALSE !(\read(tmp)) [L212] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L411] int tmp ; [L412] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L416] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L416] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L416] tmp = isMethaneLevelCritical() [L418] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L389] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L344] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L346] COND TRUE splverifierCounter < 4 [L352] tmp = __VERIFIER_nondet_int() [L354] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L362] tmp___0 = __VERIFIER_nondet_int() [L364] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L366] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L77] COND FALSE !(\read(methaneLevelCritical)) [L80] methaneLevelCritical = 1 [L366] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L372] tmp___2 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L389] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L155] COND TRUE \read(pumpRunning) [L53] COND TRUE waterLevel > 0 [L54] waterLevel = waterLevel - 1 VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L162] COND TRUE \read(systemActive) [L184] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L187] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L202] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L411] int tmp ; [L412] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L416] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L416] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L416] tmp = isMethaneLevelCritical() [L418] COND TRUE \read(tmp) [L254] int retValue_acc ; [L257] retValue_acc = pumpRunning [L258] return (retValue_acc); [L420] tmp___0 = isPumpRunning() [L422] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L405] __VERIFIER_error() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 289.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.30 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: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.79 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 446.39 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: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 11.5 GB. * CodeCheck took 19353.22 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 405.8 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -19.1 MB). Peak memory consumption was 386.7 MB. Max. memory is 11.5 GB. * Witness Printer took 59.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...