./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04_true-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_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/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 eb6e4ceec74f15825c9a118863d143932b257258 ............................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 13:49:01,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:49:01,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:49:01,186 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:49:01,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:49:01,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:49:01,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:49:01,188 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:49:01,189 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:49:01,189 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:49:01,190 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:49:01,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:49:01,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:49:01,191 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:49:01,192 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:49:01,192 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:49:01,193 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:49:01,194 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:49:01,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:49:01,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:49:01,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:49:01,197 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:49:01,198 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:49:01,198 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:49:01,198 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:49:01,199 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:49:01,199 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:49:01,200 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:49:01,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:49:01,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:49:01,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:49:01,201 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:49:01,202 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:49:01,202 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:49:01,202 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:49:01,203 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:49:01,203 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:49:01,210 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:49:01,210 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:49:01,211 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:49:01,211 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:49:01,211 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:49:01,211 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:49:01,211 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:49:01,211 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:49:01,212 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:49:01,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:49:01,213 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:49:01,213 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:49:01,213 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:49:01,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:49:01,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:49:01,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:49:01,214 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:49:01,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:49:01,214 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:49:01,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:49:01,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:49:01,214 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_39b1a978-fdc9-487a-b47f-5c631e483d09/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 -> eb6e4ceec74f15825c9a118863d143932b257258 [2018-12-02 13:49:01,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:49:01,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:49:01,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:49:01,241 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:49:01,241 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:49:01,242 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product04_true-unreach-call_false-termination.cil.c [2018-12-02 13:49:01,275 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/data/fd394ed7d/95db4d2bf93e4f73bea377ce0e708b78/FLAG2a64f4025 [2018-12-02 13:49:01,685 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:49:01,686 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/sv-benchmarks/c/product-lines/minepump_spec5_product04_true-unreach-call_false-termination.cil.c [2018-12-02 13:49:01,691 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/data/fd394ed7d/95db4d2bf93e4f73bea377ce0e708b78/FLAG2a64f4025 [2018-12-02 13:49:01,700 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/data/fd394ed7d/95db4d2bf93e4f73bea377ce0e708b78 [2018-12-02 13:49:01,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:49:01,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:49:01,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:49:01,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:49:01,705 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:49:01,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:01,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01, skipping insertion in model container [2018-12-02 13:49:01,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:01,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:49:01,731 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:49:01,876 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:49:01,884 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:49:01,978 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:49:01,994 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:49:01,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01 WrapperNode [2018-12-02 13:49:01,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:49:01,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:49:01,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:49:01,995 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:49:02,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:49:02,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:49:02,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:49:02,032 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:49:02,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... [2018-12-02 13:49:02,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:49:02,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:49:02,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:49:02,050 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:49:02,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:49:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/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 13:49:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:49:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 13:49:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 13:49:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 13:49:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 13:49:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 13:49:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 13:49:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 13:49:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 13:49:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 13:49:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 13:49:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 13:49:02,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:49:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:49:02,541 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:49:02,541 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-02 13:49:02,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:49:02 BoogieIcfgContainer [2018-12-02 13:49:02,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:49:02,541 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:49:02,542 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:49:02,548 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:49:02,548 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:49:02" (1/1) ... [2018-12-02 13:49:02,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:49:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:49:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2018-12-02 13:49:02,579 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2018-12-02 13:49:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 13:49:02,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:49:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:49:02,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:49:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:49:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2018-12-02 13:49:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-12-02 13:49:02,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 13:49:02,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:49:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:49:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:49:02,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:49:02,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2018-12-02 13:49:02,789 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2018-12-02 13:49:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 13:49:02,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:49:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:49:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:49:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:49:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 52 transitions. [2018-12-02 13:49:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2018-12-02 13:49:02,935 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 13:49:02,935 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-02 13:49:02,941 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 13:49:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,965 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,966 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,966 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,966 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:49:02,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:49:02 ImpRootNode [2018-12-02 13:49:02,966 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:49:02,966 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:49:02,966 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:49:02,967 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:49:02,967 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:49:02" (3/4) ... [2018-12-02 13:49:02,969 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 13:49:02,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 13:49:02,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 13:49:02,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 13:49:02,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 13:49:02,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 13:49:02,977 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-12-02 13:49:02,977 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-12-02 13:49:02,977 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-02 13:49:02,977 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 13:49:02,977 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 13:49:02,978 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 13:49:03,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_39b1a978-fdc9-487a-b47f-5c631e483d09/bin-2019/ukojak/witness.graphml [2018-12-02 13:49:03,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:49:03,015 INFO L168 Benchmark]: Toolchain (without parser) took 1312.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 962.4 MB in the beginning and 960.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 129.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:49:03,016 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:49:03,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:49:03,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:49:03,016 INFO L168 Benchmark]: Boogie Preprocessor took 17.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:49:03,016 INFO L168 Benchmark]: RCFGBuilder took 491.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 11.5 GB. [2018-12-02 13:49:03,017 INFO L168 Benchmark]: CodeCheck took 424.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 967.4 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:49:03,017 INFO L168 Benchmark]: Witness Printer took 47.95 ms. Allocated memory is still 1.2 GB. Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:49:03,018 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, 62 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 156 SDtfs, 12 SDslu, 20 SDs, 0 SdLazy, 74 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 379 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 1559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 856]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 491.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 11.5 GB. * CodeCheck took 424.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 967.4 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 11.5 GB. * Witness Printer took 47.95 ms. Allocated memory is still 1.2 GB. Free memory was 967.4 MB in the beginning and 960.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...