./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/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 a00a7e438929786846b38e6a5327ae1b6e91eb08 ........................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:47:47,965 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:47:47,966 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:47:47,972 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:47:47,972 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:47:47,973 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:47:47,973 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:47:47,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:47:47,975 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:47:47,975 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:47:47,976 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:47:47,976 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:47:47,977 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:47:47,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:47:47,978 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:47:47,979 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:47:47,979 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:47:47,981 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:47:47,982 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:47:47,983 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:47:47,983 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:47:47,984 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:47:47,985 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:47:47,985 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:47:47,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:47:47,986 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:47:47,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:47:47,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:47:47,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:47:47,988 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:47:47,988 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:47:47,988 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:47:47,988 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:47:47,989 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:47:47,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:47:47,990 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:47:47,990 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 08:47:47,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:47:47,999 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:47:48,000 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:47:48,000 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:47:48,000 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:47:48,000 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:47:48,001 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:47:48,001 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:47:48,001 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:47:48,001 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:47:48,001 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:47:48,001 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:47:48,001 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:47:48,002 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:47:48,002 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:47:48,002 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:47:48,002 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:47:48,002 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:47:48,002 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:47:48,002 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:47:48,002 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:47:48,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:47:48,003 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:47:48,003 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:47:48,003 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:47:48,003 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 08:47:48,003 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:47:48,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:47:48,003 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_5ce57506-b292-4701-8231-8a8f37464b5f/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 -> a00a7e438929786846b38e6a5327ae1b6e91eb08 [2018-11-10 08:47:48,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:47:48,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:47:48,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:47:48,039 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:47:48,039 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:47:48,040 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-10 08:47:48,076 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/data/155c6bc42/127e1f453af24a56a86780703d36bea2/FLAG4cb7a39dc [2018-11-10 08:47:48,528 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:47:48,529 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-10 08:47:48,538 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/data/155c6bc42/127e1f453af24a56a86780703d36bea2/FLAG4cb7a39dc [2018-11-10 08:47:48,549 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/data/155c6bc42/127e1f453af24a56a86780703d36bea2 [2018-11-10 08:47:48,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:47:48,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:47:48,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:47:48,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:47:48,557 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:47:48,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23291eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48, skipping insertion in model container [2018-11-10 08:47:48,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:47:48,598 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:47:48,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:47:48,798 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:47:48,852 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:47:48,870 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:47:48,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48 WrapperNode [2018-11-10 08:47:48,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:47:48,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:47:48,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:47:48,871 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:47:48,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:47:48,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:47:48,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:47:48,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:47:48,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... [2018-11-10 08:47:48,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:47:48,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:47:48,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:47:48,993 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:47:48,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:47:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:47:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 08:47:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:47:49,032 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:47:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:47:49,032 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:47:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:47:49,032 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:47:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:47:49,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:47:49,032 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:47:49,033 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:47:49,891 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:47:49,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:47:49 BoogieIcfgContainer [2018-11-10 08:47:49,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:47:49,892 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:47:49,892 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:47:49,899 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:47:49,899 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:47:49" (1/1) ... [2018-11-10 08:47:49,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:47:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2018-11-10 08:47:49,934 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2018-11-10 08:47:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:47:49,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2018-11-10 08:47:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2018-11-10 08:47:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 08:47:50,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2018-11-10 08:47:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-10 08:47:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 08:47:50,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2018-11-10 08:47:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2018-11-10 08:47:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 08:47:50,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2018-11-10 08:47:50,652 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2018-11-10 08:47:50,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 08:47:50,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2018-11-10 08:47:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2018-11-10 08:47:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 08:47:50,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 102 transitions. [2018-11-10 08:47:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2018-11-10 08:47:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 08:47:50,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:50,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2018-11-10 08:47:50,991 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2018-11-10 08:47:50,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 08:47:50,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2018-11-10 08:47:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2018-11-10 08:47:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 08:47:51,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:51,117 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:47:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2018-11-10 08:47:51,136 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2018-11-10 08:47:51,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 08:47:51,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 08:47:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2018-11-10 08:47:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2018-11-10 08:47:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 08:47:51,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 08:47:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 66 states and 99 transitions. [2018-11-10 08:47:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2018-11-10 08:47:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 08:47:51,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:47:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:47:51,366 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 08:47:51,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:47:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 36 states and 49 transitions. [2018-11-10 08:47:51,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-11-10 08:47:51,391 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:47:51,391 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2018-11-10 08:47:51,398 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 08:47:51,456 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,458 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,458 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,458 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,458 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,458 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,459 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,459 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 08:47:51,461 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,462 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,462 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,462 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,462 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:47:51,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:47:51 ImpRootNode [2018-11-10 08:47:51,462 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:47:51,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:47:51,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:47:51,463 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:47:51,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:47:49" (3/4) ... [2018-11-10 08:47:51,467 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:47:51,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:47:51,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:47:51,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:47:51,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:47:51,475 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2018-11-10 08:47:51,476 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 08:47:51,476 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 08:47:51,523 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ce57506-b292-4701-8231-8a8f37464b5f/bin-2019/ukojak/witness.graphml [2018-11-10 08:47:51,523 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:47:51,524 INFO L168 Benchmark]: Toolchain (without parser) took 2971.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 963.0 MB in the beginning and 1.0 GB in the end (delta: -38.6 MB). Peak memory consumption was 107.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:47:51,525 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:47:51,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.30 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:47:51,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -204.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:47:51,525 INFO L168 Benchmark]: Boogie Preprocessor took 22.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:47:51,525 INFO L168 Benchmark]: RCFGBuilder took 898.69 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: 98.8 MB). Peak memory consumption was 98.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:47:51,526 INFO L168 Benchmark]: CodeCheck took 1570.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:47:51,526 INFO L168 Benchmark]: Witness Printer took 60.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:47:51,527 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 5 procedures, 98 locations, 1 error locations. SAFE Result, 1.4s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 67232 SDtfs, 33800 SDslu, 59608 SDs, 0 SdLazy, 50292 SolverSat, 14628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2334 GetRequests, 2250 SyntacticMatches, 40 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 12511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 62/62 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: 44]: 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: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.30 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -204.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.37 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 898.69 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: 98.8 MB). Peak memory consumption was 98.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1570.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * Witness Printer took 60.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...