./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/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 5f66ecd5f6aef5b29bc80dee4a57cabf0f421223 .................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-26 02:57:24,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:57:24,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:57:25,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:57:25,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:57:25,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:57:25,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:57:25,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:57:25,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:57:25,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:57:25,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:57:25,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:57:25,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:57:25,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:57:25,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:57:25,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:57:25,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:57:25,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:57:25,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:57:25,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:57:25,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:57:25,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:57:25,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:57:25,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:57:25,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:57:25,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:57:25,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:57:25,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:57:25,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:57:25,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:57:25,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:57:25,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:57:25,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:57:25,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:57:25,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:57:25,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:57:25,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:57:25,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:57:25,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:57:25,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:57:25,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:57:25,056 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:57:25,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:57:25,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:57:25,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:57:25,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:57:25,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:57:25,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:57:25,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:57:25,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:57:25,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:57:25,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:57:25,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:57:25,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:57:25,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:57:25,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:57:25,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:57:25,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:57:25,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:57:25,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:57:25,084 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:57:25,084 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:57:25,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:57:25,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:57:25,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:57:25,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:57:25,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:57:25,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:57:25,085 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:57:25,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:57:25,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:57:25,086 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/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/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 -> 5f66ecd5f6aef5b29bc80dee4a57cabf0f421223 [2019-11-26 02:57:25,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:57:25,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:57:25,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:57:25,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:57:25,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:57:25,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c [2019-11-26 02:57:25,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/data/ac9e1725a/e3c2fe0e4df04074a6f5293a885b0162/FLAG70d150aa5 [2019-11-26 02:57:25,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:57:25,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c [2019-11-26 02:57:25,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/data/ac9e1725a/e3c2fe0e4df04074a6f5293a885b0162/FLAG70d150aa5 [2019-11-26 02:57:25,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/data/ac9e1725a/e3c2fe0e4df04074a6f5293a885b0162 [2019-11-26 02:57:25,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:57:25,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:57:25,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:57:25,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:57:25,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:57:25,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:57:25" (1/1) ... [2019-11-26 02:57:25,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268d1770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:25, skipping insertion in model container [2019-11-26 02:57:25,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:57:25" (1/1) ... [2019-11-26 02:57:25,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:57:25,791 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:57:26,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:57:26,163 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:57:26,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:57:26,287 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:57:26,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26 WrapperNode [2019-11-26 02:57:26,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:57:26,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:57:26,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:57:26,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:57:26,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:57:26,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:57:26,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:57:26,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:57:26,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... [2019-11-26 02:57:26,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:57:26,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:57:26,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:57:26,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:57:26,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:57:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/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 [2019-11-26 02:57:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:57:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:57:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:57:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:57:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:57:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:57:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:57:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:57:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:57:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:57:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:57:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:57:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:57:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:57:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:57:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:57:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:57:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:57:27,517 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:57:27,517 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-26 02:57:27,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:57:27 BoogieIcfgContainer [2019-11-26 02:57:27,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:57:27,519 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:57:27,519 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:57:27,529 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:57:27,530 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:57:27" (1/1) ... [2019-11-26 02:57:27,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:57:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2019-11-26 02:57:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2019-11-26 02:57:27,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:57:27,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:27,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2019-11-26 02:57:27,863 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2019-11-26 02:57:27,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:57:27,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:27,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:27,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2019-11-26 02:57:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2019-11-26 02:57:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:57:27,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:28,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2019-11-26 02:57:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2019-11-26 02:57:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:57:28,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:28,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2019-11-26 02:57:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2019-11-26 02:57:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:57:28,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:28,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2019-11-26 02:57:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2019-11-26 02:57:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:57:28,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:28,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:28,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2019-11-26 02:57:28,917 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2019-11-26 02:57:28,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:57:28,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 111 transitions. [2019-11-26 02:57:29,012 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2019-11-26 02:57:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:57:29,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:29,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2019-11-26 02:57:29,079 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2019-11-26 02:57:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:57:29,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:30,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 93 states and 142 transitions. [2019-11-26 02:57:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 142 transitions. [2019-11-26 02:57:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:57:30,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:30,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:30,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:30,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 148 transitions. [2019-11-26 02:57:30,298 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2019-11-26 02:57:30,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:57:30,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:30,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 96 states and 149 transitions. [2019-11-26 02:57:30,344 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2019-11-26 02:57:30,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:57:30,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:57:30,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:57:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:57:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 110 states and 182 transitions. [2019-11-26 02:57:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 182 transitions. [2019-11-26 02:57:31,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:57:31,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:57:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:57:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:57:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:57:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:57:32,267 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2019-11-26 02:57:32,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:57:32 ImpRootNode [2019-11-26 02:57:32,396 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:57:32,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:57:32,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:57:32,398 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:57:32,398 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:57:27" (3/4) ... [2019-11-26 02:57:32,401 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:57:32,504 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c4b7e9b9-c1f9-4e0d-bfcf-ac1fc8520048/bin/ukojak/witness.graphml [2019-11-26 02:57:32,504 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:57:32,506 INFO L168 Benchmark]: Toolchain (without parser) took 6762.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.7 MB). Free memory was 950.1 MB in the beginning and 980.2 MB in the end (delta: -30.2 MB). Peak memory consumption was 167.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:57:32,506 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:57:32,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:57:32,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.25 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. [2019-11-26 02:57:32,507 INFO L168 Benchmark]: Boogie Preprocessor took 32.96 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. [2019-11-26 02:57:32,508 INFO L168 Benchmark]: RCFGBuilder took 1141.82 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:57:32,508 INFO L168 Benchmark]: CodeCheck took 4877.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 40.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 52.1 MB). Peak memory consumption was 93.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:57:32,509 INFO L168 Benchmark]: Witness Printer took 107.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 980.2 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:57:32,511 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, 53 locations, 1 error locations. Result: UNSAFE, OverallTime: 4.7s, OverallIterations: 13, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 82908 SDtfs, 24954 SDslu, 41152 SDs, 0 SdLazy, 36700 SolverSat, 11370 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2378 GetRequests, 2290 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2725 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 312 NumberOfCodeBlocks, 312 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 268 ConstructedInterpolants, 0 QuantifiedInterpolants, 14952 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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: 950]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L69] int cleanupTimeShifts = 4; [L545] int pumpRunning = 0; [L546] int systemActive = 1; [L843] int waterLevel = 1; [L844] int methaneLevelCritical = 0; [L342] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L150] int retValue_acc ; [L151] int tmp ; [L833] int retValue_acc ; [L836] retValue_acc = 1 [L837] return (retValue_acc); [L157] tmp = valid_product() [L159] COND TRUE \read(tmp) [L743] int splverifierCounter ; [L744] int tmp ; [L745] int tmp___0 ; [L746] int tmp___1 ; [L747] int tmp___2 ; [L750] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L752] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L754] COND TRUE splverifierCounter < 4 [L760] tmp = __VERIFIER_nondet_int() [L762] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L764] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L861] COND TRUE waterLevel < 2 [L862] waterLevel = waterLevel + 1 [L764] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L770] tmp___0 = __VERIFIER_nondet_int() [L772] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L774] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L873] COND FALSE !(\read(methaneLevelCritical)) [L876] methaneLevelCritical = 1 [L774] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L780] tmp___2 = __VERIFIER_nondet_int() [L782] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L795] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L552] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L559] COND TRUE \read(systemActive) [L607] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L610] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L625] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L581] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L584] COND TRUE ! pumpRunning [L704] int retValue_acc ; [L705] int tmp ; [L706] int tmp___0 ; [L923] int retValue_acc ; [L926] COND FALSE !(waterLevel < 2) [L930] retValue_acc = 0 [L931] return (retValue_acc); [L710] tmp = isHighWaterSensorDry() [L712] COND FALSE !(\read(tmp)) [L715] tmp___0 = 1 [L717] retValue_acc = tmp___0 [L718] return (retValue_acc); [L586] tmp = isHighWaterLevel() [L588] COND TRUE \read(tmp) [L635] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L625] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L44] int tmp ; [L45] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L49] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L882] int retValue_acc ; [L885] retValue_acc = methaneLevelCritical [L886] return (retValue_acc); [L49] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L49] tmp = isMethaneLevelCritical() [L51] COND TRUE \read(tmp) [L659] int retValue_acc ; [L662] retValue_acc = pumpRunning [L663] return (retValue_acc); [L53] tmp___0 = isPumpRunning() [L55] 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] [L950] __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 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 544.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.25 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. * Boogie Preprocessor took 32.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1141.82 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 4877.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 40.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 52.1 MB). Peak memory consumption was 93.0 MB. Max. memory is 11.5 GB. * Witness Printer took 107.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 980.2 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...