./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/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 36c0a5fa74c1b366a9089fb42e1a6f8123b61f10 ........................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:02,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:02,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:02,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:02,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:02,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:02,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:02,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:02,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:02,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:02,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:02,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:02,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:02,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:02,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:02,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:02,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:02,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:02,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:02,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:02,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:02,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:02,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:02,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:02,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:02,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:02,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:02,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:02,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:02,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:02,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:02,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:02,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:02,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:02,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:02,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:02,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:02,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:02,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:02,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:02,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:02,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:02,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:02,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:02,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:02,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:02,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:02,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:02,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:02,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:02,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:02,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:02,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:02,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:02,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:02,533 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:02,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:02,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:02,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:02,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:02,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:02,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:02,534 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:02,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:02,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:02,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_26e296d5-a789-43fa-b1d5-fe0973285187/bin/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 -> 36c0a5fa74c1b366a9089fb42e1a6f8123b61f10 [2019-10-22 10:18:02,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:02,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:02,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:02,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:02,574 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:02,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c [2019-10-22 10:18:02,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/data/6d43be94c/53607b14bb964e6cba08faebe0fb09db/FLAG6c1538ff5 [2019-10-22 10:18:03,049 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:03,050 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c [2019-10-22 10:18:03,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/data/6d43be94c/53607b14bb964e6cba08faebe0fb09db/FLAG6c1538ff5 [2019-10-22 10:18:03,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/data/6d43be94c/53607b14bb964e6cba08faebe0fb09db [2019-10-22 10:18:03,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:03,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:03,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:03,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:03,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:03,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:03,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630b61e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03, skipping insertion in model container [2019-10-22 10:18:03,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:03,435 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:03,482 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:03,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:03,841 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:03,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:03,939 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:03,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03 WrapperNode [2019-10-22 10:18:03,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:03,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:03,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:03,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:03,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:03,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:04,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:04,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:04,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:04,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... [2019-10-22 10:18:04,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:04,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:04,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:04,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:04,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/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 [2019-10-22 10:18:04,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:18:04,113 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:18:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:18:04,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:18:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:18:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:18:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:18:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:18:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:18:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:04,959 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:04,960 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-10-22 10:18:04,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:04 BoogieIcfgContainer [2019-10-22 10:18:04,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:04,961 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:04,961 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:04,972 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:04,972 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:18:05,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2019-10-22 10:18:05,024 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2019-10-22 10:18:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 10:18:05,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2019-10-22 10:18:05,247 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2019-10-22 10:18:05,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 10:18:05,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2019-10-22 10:18:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2019-10-22 10:18:05,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 10:18:05,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2019-10-22 10:18:05,578 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2019-10-22 10:18:05,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:18:05,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2019-10-22 10:18:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2019-10-22 10:18:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:18:05,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 86 transitions. [2019-10-22 10:18:05,962 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 86 transitions. [2019-10-22 10:18:05,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:18:05,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2019-10-22 10:18:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2019-10-22 10:18:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:18:06,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2019-10-22 10:18:06,341 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2019-10-22 10:18:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:18:06,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 109 transitions. [2019-10-22 10:18:06,535 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 109 transitions. [2019-10-22 10:18:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:18:06,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 110 transitions. [2019-10-22 10:18:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2019-10-22 10:18:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:18:06,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-10-22 10:18:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2019-10-22 10:18:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2019-10-22 10:18:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:18:06,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-10-22 10:18:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 92 transitions. [2019-10-22 10:18:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2019-10-22 10:18:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:18:06,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:18:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 33 states and 46 transitions. [2019-10-22 10:18:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-10-22 10:18:06,900 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:18:06,900 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2019-10-22 10:18:06,908 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:18:06,984 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,988 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,988 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,988 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,988 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,988 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,989 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,989 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,989 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,989 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,989 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:06,989 INFO L575 CodeCheckObserver]: Invariant with dag size 7 [2019-10-22 10:18:06,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:18:06 ImpRootNode [2019-10-22 10:18:06,993 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:18:06,993 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:18:06,993 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:18:06,994 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:18:06,994 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:04" (3/4) ... [2019-10-22 10:18:07,002 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:18:07,007 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:18:07,007 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:18:07,007 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:18:07,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:18:07,013 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2019-10-22 10:18:07,013 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-10-22 10:18:07,013 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 10:18:07,014 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 10:18:07,014 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:18:07,015 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:18:07,094 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_26e296d5-a789-43fa-b1d5-fe0973285187/bin/ukojak/witness.graphml [2019-10-22 10:18:07,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:18:07,097 INFO L168 Benchmark]: Toolchain (without parser) took 3683.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -67.6 MB). Peak memory consumption was 80.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:07,097 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:07,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:07,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.34 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. [2019-10-22 10:18:07,098 INFO L168 Benchmark]: Boogie Preprocessor took 26.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:07,099 INFO L168 Benchmark]: RCFGBuilder took 928.35 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:07,099 INFO L168 Benchmark]: CodeCheck took 2031.85 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: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:07,100 INFO L168 Benchmark]: Witness Printer took 101.46 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:07,101 INFO L335 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, 34 locations, 1 error locations. Result: SAFE, OverallTime: 1.9s, OverallIterations: 13, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 61088 SDtfs, 23988 SDslu, 46120 SDs, 0 SdLazy, 59440 SolverSat, 16996 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2252 GetRequests, 2177 SyntacticMatches, 31 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 586 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 244 NumberOfCodeBlocks, 244 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 232 ConstructedInterpolants, 0 QuantifiedInterpolants, 10456 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 53/53 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 838]: 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: 429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 525.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -191.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.34 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 26.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 928.35 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2031.85 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: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Witness Printer took 101.46 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: 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...