./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product03_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_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product03_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/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 1d1eb208d6efd7de1545c84c5a943059f225aacb ........................................................................................................................................................................................................................................................................................................... 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 04:24:32,025 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:24:32,026 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:24:32,032 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:24:32,032 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:24:32,033 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:24:32,033 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:24:32,034 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:24:32,035 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:24:32,035 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:24:32,036 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:24:32,036 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:24:32,037 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:24:32,037 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:24:32,038 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:24:32,038 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:24:32,039 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:24:32,039 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:24:32,040 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:24:32,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:24:32,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:24:32,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:24:32,044 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:24:32,044 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:24:32,044 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:24:32,045 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:24:32,045 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:24:32,046 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:24:32,046 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:24:32,047 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:24:32,047 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:24:32,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:24:32,047 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:24:32,047 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:24:32,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:24:32,048 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:24:32,049 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 04:24:32,056 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:24:32,056 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:24:32,056 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:24:32,056 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 04:24:32,057 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 04:24:32,057 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 04:24:32,057 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:24:32,057 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:24:32,057 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 04:24:32,057 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 04:24:32,058 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:24:32,059 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 04:24:32,059 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 04:24:32,059 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:24:32,059 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:24:32,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 04:24:32,059 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:24:32,059 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:24:32,060 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:24:32,060 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 04:24:32,060 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:24:32,060 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 04:24:32,060 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_afb3b450-a38e-40db-93f3-894d84b2ba0b/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 -> 1d1eb208d6efd7de1545c84c5a943059f225aacb [2018-12-02 04:24:32,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:24:32,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:24:32,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:24:32,087 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:24:32,087 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:24:32,087 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product03_false-unreach-call_false-termination.cil.c [2018-12-02 04:24:32,121 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/data/f75934075/08e6b9196e7b47449868536c0df10ae8/FLAG4fad58170 [2018-12-02 04:24:32,624 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:24:32,624 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/sv-benchmarks/c/product-lines/minepump_spec3_product03_false-unreach-call_false-termination.cil.c [2018-12-02 04:24:32,631 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/data/f75934075/08e6b9196e7b47449868536c0df10ae8/FLAG4fad58170 [2018-12-02 04:24:32,639 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/data/f75934075/08e6b9196e7b47449868536c0df10ae8 [2018-12-02 04:24:32,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:24:32,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:24:32,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:24:32,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:24:32,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:24:32,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32, skipping insertion in model container [2018-12-02 04:24:32,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:24:32,670 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:24:32,813 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:24:32,856 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:24:32,895 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:24:32,909 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:24:32,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32 WrapperNode [2018-12-02 04:24:32,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:24:32,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:24:32,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:24:32,910 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:24:32,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:24:32,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:24:32,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:24:32,940 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:24:32,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... [2018-12-02 04:24:32,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:24:32,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:24:32,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:24:32,957 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:24:32,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:24:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/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 04:24:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 04:24:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 04:24:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 04:24:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 04:24:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 04:24:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 04:24:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 04:24:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 04:24:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 04:24:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 04:24:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:24:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:24:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 04:24:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 04:24:33,385 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:24:33,386 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-02 04:24:33,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:24:33 BoogieIcfgContainer [2018-12-02 04:24:33,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:24:33,387 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 04:24:33,387 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 04:24:33,394 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 04:24:33,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:24:33" (1/1) ... [2018-12-02 04:24:33,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:24:33,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:24:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2018-12-02 04:24:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2018-12-02 04:24:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 04:24:33,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:24:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:24:33,538 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 04:24:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:24:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2018-12-02 04:24:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2018-12-02 04:24:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 04:24:33,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:24:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:24:33,595 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 04:24:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:24:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2018-12-02 04:24:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-12-02 04:24:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 04:24:33,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:24:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:24:33,675 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 04:24:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 04:24:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2018-12-02 04:24:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2018-12-02 04:24:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 04:24:33,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 04:24:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:24:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:24:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:24:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:24:33,960 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-02 04:24:34,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:24:34 ImpRootNode [2018-12-02 04:24:34,004 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 04:24:34,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:24:34,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:24:34,004 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:24:34,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:24:33" (3/4) ... [2018-12-02 04:24:34,006 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 04:24:34,052 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_afb3b450-a38e-40db-93f3-894d84b2ba0b/bin-2019/ukojak/witness.graphml [2018-12-02 04:24:34,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:24:34,053 INFO L168 Benchmark]: Toolchain (without parser) took 1411.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 952.2 MB in the beginning and 975.0 MB in the end (delta: -22.8 MB). Peak memory consumption was 151.3 MB. Max. memory is 11.5 GB. [2018-12-02 04:24:34,053 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:24:34,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 949.6 MB in the beginning and 1.2 GB in the end (delta: -213.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:24:34,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-02 04:24:34,054 INFO L168 Benchmark]: Boogie Preprocessor took 16.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:24:34,054 INFO L168 Benchmark]: RCFGBuilder took 429.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2018-12-02 04:24:34,054 INFO L168 Benchmark]: CodeCheck took 617.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.8 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:24:34,055 INFO L168 Benchmark]: Witness Printer took 48.04 ms. Allocated memory is still 1.2 GB. Free memory was 984.8 MB in the beginning and 975.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-12-02 04:24:34,056 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 6 procedures, 59 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 76 SDs, 0 SdLazy, 70 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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: 650]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L119] int pumpRunning = 0; [L120] int systemActive = 1; [L411] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L690] int cleanupTimeShifts = 4; [L786] int waterLevel = 1; [L787] int methaneLevelCritical = 0; [L763] int retValue_acc ; [L764] int tmp ; [L637] int retValue_acc ; [L640] retValue_acc = 1 [L641] return (retValue_acc); [L770] tmp = valid_product() [L772] COND TRUE \read(tmp) [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] COND TRUE waterLevel < 2 [L805] waterLevel = waterLevel + 1 [L67] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L100] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L127] COND FALSE !(\read(pumpRunning)) [L134] COND TRUE \read(systemActive) [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L825] int retValue_acc ; [L828] retValue_acc = methaneLevelCritical [L829] return (retValue_acc); [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) [L857] int retValue_acc ; [L860] retValue_acc = waterLevel [L861] return (retValue_acc); [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 [L182] int retValue_acc ; [L185] retValue_acc = pumpRunning [L186] return (retValue_acc); [L673] tmp___1 = isPumpRunning() [L675] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L650] __VERIFIER_error() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 267.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 949.6 MB in the beginning and 1.2 GB in the end (delta: -213.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 429.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 617.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.8 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 11.5 GB. * Witness Printer took 48.04 ms. Allocated memory is still 1.2 GB. Free memory was 984.8 MB in the beginning and 975.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...