./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2656148601f1263a8e24b75d9059e08eab7a1ff3676ef4340768cc6aab19236 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:48:28,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:48:28,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:48:28,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:48:28,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:48:28,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:48:28,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:48:28,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:48:28,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:48:28,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:48:28,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:48:28,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:48:28,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:48:28,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:48:28,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:48:28,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:48:28,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:48:28,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:48:28,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:48:28,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:48:28,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:48:28,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:48:28,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:48:28,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:48:28,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:48:28,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:48:28,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:48:28,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:48:28,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:48:28,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:48:28,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:48:28,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:48:28,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:48:28,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:48:28,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:48:28,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:48:28,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:48:28,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:48:28,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:48:28,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:48:28,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:48:28,527 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:48:28,561 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:48:28,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:48:28,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:48:28,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:48:28,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:48:28,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:48:28,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:48:28,564 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:48:28,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:48:28,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:48:28,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:48:28,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:48:28,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:48:28,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:48:28,582 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:48:28,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:48:28,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:48:28,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:48:28,583 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:48:28,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:48:28,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:48:28,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:48:28,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:48:28,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:48:28,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:48:28,585 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:48:28,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:48:28,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:48:28,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2656148601f1263a8e24b75d9059e08eab7a1ff3676ef4340768cc6aab19236 [2021-11-23 01:48:28,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:48:28,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:48:28,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:48:28,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:48:28,885 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:48:28,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec3_product08.cil.c [2021-11-23 01:48:28,979 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/data/ac1ecc358/54424e0114204ffcbd9cb38a0e1c2ae4/FLAG6153e30ca [2021-11-23 01:48:29,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:48:29,510 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/sv-benchmarks/c/product-lines/minepump_spec3_product08.cil.c [2021-11-23 01:48:29,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/data/ac1ecc358/54424e0114204ffcbd9cb38a0e1c2ae4/FLAG6153e30ca [2021-11-23 01:48:29,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/data/ac1ecc358/54424e0114204ffcbd9cb38a0e1c2ae4 [2021-11-23 01:48:29,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:48:29,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:48:29,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:48:29,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:48:29,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:48:29,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:48:29" (1/1) ... [2021-11-23 01:48:29,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5224075a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:29, skipping insertion in model container [2021-11-23 01:48:29,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:48:29" (1/1) ... [2021-11-23 01:48:29,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:48:29,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:48:30,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/sv-benchmarks/c/product-lines/minepump_spec3_product08.cil.c[13019,13032] [2021-11-23 01:48:30,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:48:30,338 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:48:30,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/sv-benchmarks/c/product-lines/minepump_spec3_product08.cil.c[13019,13032] [2021-11-23 01:48:30,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:48:30,439 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:48:30,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30 WrapperNode [2021-11-23 01:48:30,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:48:30,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:48:30,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:48:30,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:48:30,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,522 INFO L137 Inliner]: procedures = 52, calls = 152, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 219 [2021-11-23 01:48:30,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:48:30,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:48:30,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:48:30,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:48:30,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:48:30,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:48:30,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:48:30,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:48:30,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:48:30" (1/1) ... [2021-11-23 01:48:30,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:48:30,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:48:30,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:48:30,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:48:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:48:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:48:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:48:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:48:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:48:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:48:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:48:30,657 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:48:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:48:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:48:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:48:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:48:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:48:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:48:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:48:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:48:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:48:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:48:30,778 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:48:30,794 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:48:31,182 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:48:31,247 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:48:31,247 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:48:31,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:48:31 BoogieIcfgContainer [2021-11-23 01:48:31,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:48:31,251 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:48:31,251 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:48:31,261 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:48:31,261 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:48:31" (1/1) ... [2021-11-23 01:48:31,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:48:31,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2021-11-23 01:48:31,331 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2021-11-23 01:48:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:48:31,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2021-11-23 01:48:31,647 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2021-11-23 01:48:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:48:31,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2021-11-23 01:48:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2021-11-23 01:48:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:48:31,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2021-11-23 01:48:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2021-11-23 01:48:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:48:31,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:32,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:32,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2021-11-23 01:48:32,108 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2021-11-23 01:48:32,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:32,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:32,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:32,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2021-11-23 01:48:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-11-23 01:48:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:48:32,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:32,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2021-11-23 01:48:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2021-11-23 01:48:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:48:32,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:32,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:32,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:32,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 92 states and 143 transitions. [2021-11-23 01:48:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 143 transitions. [2021-11-23 01:48:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:32,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:32,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:48:32,955 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:48:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:48:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:48:33,059 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:48:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:48:33,137 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2021-11-23 01:48:33,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:48:33 ImpRootNode [2021-11-23 01:48:33,220 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:48:33,221 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:48:33,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:48:33,221 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:48:33,222 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:48:31" (3/4) ... [2021-11-23 01:48:33,223 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 01:48:33,346 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:48:33,346 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:48:33,347 INFO L158 Benchmark]: Toolchain (without parser) took 3494.40ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 62.0MB in the beginning and 73.9MB in the end (delta: -11.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 01:48:33,348 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:48:33,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.57ms. Allocated memory is still 107.0MB. Free memory was 61.9MB in the beginning and 71.5MB in the end (delta: -9.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-23 01:48:33,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.39ms. Allocated memory is still 107.0MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:48:33,350 INFO L158 Benchmark]: Boogie Preprocessor took 54.34ms. Allocated memory is still 107.0MB. Free memory was 69.2MB in the beginning and 67.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:48:33,350 INFO L158 Benchmark]: RCFGBuilder took 671.73ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 47.4MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 01:48:33,351 INFO L158 Benchmark]: CodeCheck took 1969.52ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 47.2MB in the beginning and 78.0MB in the end (delta: -30.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:48:33,352 INFO L158 Benchmark]: Witness Printer took 125.40ms. Allocated memory is still 130.0MB. Free memory was 78.0MB in the beginning and 73.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:48:33,355 INFO L339 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, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 618 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 142 mSDsluCounter, 552 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 53 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 256 IncrementalHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 53 mSolverCounterUnsat, 338 mSDtfsCounter, 256 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1177 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 321 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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: 542]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L257] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L458] int waterLevel = 1; [L459] int methaneLevelCritical = 0; [L623] int pumpRunning = 0; [L624] int systemActive = 1; [L817] int cleanupTimeShifts = 4; [L890] int retValue_acc ; [L891] int tmp ; [L895] FCALL select_helpers() [L896] FCALL select_features() [L897] CALL, EXPR valid_product() [L808] int retValue_acc ; [L811] retValue_acc = 1 [L812] return (retValue_acc); [L897] RET, EXPR valid_product() [L897] tmp = valid_product() [L899] COND TRUE \read(tmp) [L901] FCALL setup() [L902] CALL runTest() [L884] CALL test() [L552] int splverifierCounter ; [L553] int tmp ; [L554] int tmp___0 ; [L555] int tmp___1 ; [L556] int tmp___2 ; [L559] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L561] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L563] COND TRUE splverifierCounter < 4 [L569] tmp = __VERIFIER_nondet_int() [L571] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L573] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L476] COND TRUE waterLevel < 2 [L477] waterLevel = waterLevel + 1 [L573] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L579] tmp___0 = __VERIFIER_nondet_int() [L581] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L589] tmp___2 = __VERIFIER_nondet_int() [L591] COND FALSE !(\read(tmp___2)) [L597] tmp___1 = __VERIFIER_nondet_int() [L599] COND TRUE \read(tmp___1) [L601] CALL stopSystem() [L759] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] systemActive = 0 [L601] RET stopSystem() [L608] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L630] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L637] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L645] CALL __utac_acc__Specification3_spec__1() [L55] int tmp ; [L56] int tmp___0 ; [L57] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L61] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L497] int retValue_acc ; [L500] retValue_acc = methaneLevelCritical [L501] return (retValue_acc); [L61] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L61] tmp = isMethaneLevelCritical() [L63] COND FALSE !(\read(tmp)) [L67] CALL, EXPR getWaterLevel() [L529] int retValue_acc ; [L532] retValue_acc = waterLevel [L533] return (retValue_acc); [L67] RET, EXPR getWaterLevel() [L67] tmp___0 = getWaterLevel() [L69] COND TRUE tmp___0 == 2 [L71] CALL, EXPR isPumpRunning() [L711] int retValue_acc ; [L714] retValue_acc = pumpRunning [L715] return (retValue_acc); [L71] RET, EXPR isPumpRunning() [L71] tmp___1 = isPumpRunning() [L73] COND FALSE !(\read(tmp___1)) [L77] CALL __automaton_fail() [L542] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.57ms. Allocated memory is still 107.0MB. Free memory was 61.9MB in the beginning and 71.5MB in the end (delta: -9.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.39ms. Allocated memory is still 107.0MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.34ms. Allocated memory is still 107.0MB. Free memory was 69.2MB in the beginning and 67.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 671.73ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 47.4MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1969.52ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 47.2MB in the beginning and 78.0MB in the end (delta: -30.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 125.40ms. Allocated memory is still 130.0MB. Free memory was 78.0MB in the beginning and 73.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 01:48:33,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a80daab-aee2-4712-b218-975f33ff9104/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE