./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product37.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_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/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 a4cdc62a5b5efdfba89a3280823bf73bd08d347a .................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:13:52,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:13:52,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:13:52,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:13:52,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:13:52,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:13:52,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:13:52,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:13:52,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:13:52,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:13:52,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:13:52,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:13:52,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:13:52,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:13:52,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:13:52,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:13:52,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:13:52,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:13:52,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:13:52,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:13:52,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:13:52,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:13:52,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:13:52,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:13:52,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:13:52,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:13:52,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:13:52,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:13:52,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:13:52,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:13:52,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:13:52,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:13:52,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:13:52,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:13:52,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:13:52,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:13:52,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:13:52,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:13:52,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:13:52,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:13:52,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:13:52,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:13:52,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:13:52,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:13:52,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:13:52,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:13:52,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:13:52,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:13:52,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:13:52,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:13:52,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:13:52,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:13:52,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:13:52,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:13:52,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:13:52,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:13:52,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:13:52,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:13:52,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:13:52,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:13:52,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:13:52,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:13:52,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:13:52,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:13:52,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:13:52,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:13:52,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:13:52,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:13:52,538 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:13:52,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:13:52,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:13:52,538 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_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/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 -> a4cdc62a5b5efdfba89a3280823bf73bd08d347a [2019-10-22 10:13:52,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:13:52,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:13:52,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:13:52,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:13:52,591 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:13:52,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c [2019-10-22 10:13:52,635 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/data/fb826bf45/153191b39a254958b118ced2f79f9883/FLAGc193d9895 [2019-10-22 10:13:53,091 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:53,092 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/sv-benchmarks/c/product-lines/minepump_spec1_product37.cil.c [2019-10-22 10:13:53,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/data/fb826bf45/153191b39a254958b118ced2f79f9883/FLAGc193d9895 [2019-10-22 10:13:53,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/data/fb826bf45/153191b39a254958b118ced2f79f9883 [2019-10-22 10:13:53,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:53,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:53,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:53,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:53,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:53,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e562b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53, skipping insertion in model container [2019-10-22 10:13:53,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,462 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:53,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:53,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:53,824 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:13:53,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:53,909 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:13:53,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53 WrapperNode [2019-10-22 10:13:53,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:53,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:53,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:13:53,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:13:53,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:53,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:13:53,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:13:53,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:13:53,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:53,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:54,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:54,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:54,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... [2019-10-22 10:13:54,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:13:54,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:13:54,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:13:54,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:13:54,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/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 10:13:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:13:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:13:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:13:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:13:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:13:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:13:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:13:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:13:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:13:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:13:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:13:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:13:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:13:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:13:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:13:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:13:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:13:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:13:54,978 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:13:54,978 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-10-22 10:13:54,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:54 BoogieIcfgContainer [2019-10-22 10:13:54,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:13:54,980 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:13:54,980 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:13:54,992 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:13:54,992 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:54" (1/1) ... [2019-10-22 10:13:55,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:13:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2019-10-22 10:13:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2019-10-22 10:13:55,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:13:55,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,295 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 10:13:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2019-10-22 10:13:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2019-10-22 10:13:55,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:13:55,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,406 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 10:13:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2019-10-22 10:13:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2019-10-22 10:13:55,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 10:13:55,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,494 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 10:13:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2019-10-22 10:13:55,806 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2019-10-22 10:13:55,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:13:55,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,851 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 10:13:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2019-10-22 10:13:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2019-10-22 10:13:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:13:55,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,945 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 10:13:55,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2019-10-22 10:13:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2019-10-22 10:13:55,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:13:55,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 78 states and 113 transitions. [2019-10-22 10:13:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2019-10-22 10:13:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:13:56,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 79 states and 114 transitions. [2019-10-22 10:13:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2019-10-22 10:13:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:13:56,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:56,593 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 10:13:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2019-10-22 10:13:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2019-10-22 10:13:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:13:57,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2019-10-22 10:13:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2019-10-22 10:13:57,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 10:13:57,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,401 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 10:13:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 151 transitions. [2019-10-22 10:13:57,551 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2019-10-22 10:13:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:13:57,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,584 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 10:13:57,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 152 transitions. [2019-10-22 10:13:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2019-10-22 10:13:57,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:13:57,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,830 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 10:13:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:58,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 112 states and 185 transitions. [2019-10-22 10:13:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 185 transitions. [2019-10-22 10:13:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:13:58,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:59,825 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2019-10-22 10:13:59,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:13:59 ImpRootNode [2019-10-22 10:13:59,980 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:13:59,981 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:13:59,981 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:13:59,981 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:13:59,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:54" (3/4) ... [2019-10-22 10:13:59,984 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:14:00,139 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7c6511eb-8219-4910-a5bb-3d4cca9ba25d/bin/ukojak/witness.graphml [2019-10-22 10:14:00,140 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:14:00,142 INFO L168 Benchmark]: Toolchain (without parser) took 6692.55 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 289.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -110.8 MB). Peak memory consumption was 179.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:00,143 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:00,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:00,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.48 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 10:14:00,144 INFO L168 Benchmark]: Boogie Preprocessor took 45.95 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:00,144 INFO L168 Benchmark]: RCFGBuilder took 958.57 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: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:00,144 INFO L168 Benchmark]: CodeCheck took 5000.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -31.0 MB). Peak memory consumption was 105.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:00,144 INFO L168 Benchmark]: Witness Printer took 159.64 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:00,146 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 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 4.8s, OverallIterations: 13, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 87468 SDtfs, 25290 SDslu, 41712 SDs, 0 SdLazy, 37692 SolverSat, 11562 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2492 GetRequests, 2404 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2725 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 324 NumberOfCodeBlocks, 324 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 280 ConstructedInterpolants, 0 QuantifiedInterpolants, 15976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 6/6 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 - CounterExampleResult [Line: 543]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L406] int cleanupTimeShifts = 4; [L588] int pumpRunning = 0; [L589] int systemActive = 1; [L832] int waterLevel = 1; [L833] int methaneLevelCritical = 0; [L487] int retValue_acc ; [L488] int tmp ; [L574] int retValue_acc ; [L577] retValue_acc = 1 [L578] return (retValue_acc); [L494] tmp = valid_product() [L496] COND TRUE \read(tmp) [L767] int splverifierCounter ; [L768] int tmp ; [L769] int tmp___0 ; [L770] int tmp___1 ; [L771] int tmp___2 ; [L774] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L776] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE splverifierCounter < 4 [L784] tmp = __VERIFIER_nondet_int() [L786] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L788] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L850] COND TRUE waterLevel < 2 [L851] waterLevel = waterLevel + 1 [L788] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L794] tmp___0 = __VERIFIER_nondet_int() [L796] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L798] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L862] COND FALSE !(\read(methaneLevelCritical)) [L865] methaneLevelCritical = 1 [L798] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L804] tmp___2 = __VERIFIER_nondet_int() [L806] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L819] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L595] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L602] COND TRUE \read(systemActive) [L650] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L668] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L627] COND TRUE ! pumpRunning [L747] int retValue_acc ; [L748] int tmp ; [L749] int tmp___0 ; [L912] int retValue_acc ; [L915] COND FALSE !(waterLevel < 2) [L919] retValue_acc = 0 [L920] return (retValue_acc); [L753] tmp = isHighWaterSensorDry() [L755] COND FALSE !(\read(tmp)) [L758] tmp___0 = 1 [L760] retValue_acc = tmp___0 [L761] return (retValue_acc); [L629] tmp = isHighWaterLevel() [L631] COND TRUE \read(tmp) [L678] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L668] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L514] int tmp ; [L515] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L519] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L871] int retValue_acc ; [L874] retValue_acc = methaneLevelCritical [L875] return (retValue_acc); [L519] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L519] tmp = isMethaneLevelCritical() [L521] COND TRUE \read(tmp) [L702] int retValue_acc ; [L705] retValue_acc = pumpRunning [L706] return (retValue_acc); [L523] tmp___0 = isPumpRunning() [L525] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L543] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 459.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.48 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 45.95 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 958.57 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: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. * CodeCheck took 5000.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -31.0 MB). Peak memory consumption was 105.3 MB. Max. memory is 11.5 GB. * Witness Printer took 159.64 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...