./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product29.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/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 6a7af561659176054c5750cdb899e68779816fa6 ................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-678e011 [2019-11-20 09:44:02,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:44:02,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:44:02,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:44:02,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:44:02,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:44:02,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:44:02,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:44:02,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:44:02,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:44:02,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:44:02,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:44:02,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:44:02,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:44:02,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:44:02,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:44:02,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:44:02,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:44:02,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:44:02,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:44:02,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:44:02,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:44:02,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:44:02,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:44:02,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:44:02,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:44:02,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:44:02,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:44:02,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:44:02,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:44:02,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:44:02,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:44:02,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:44:02,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:44:02,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:44:02,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:44:02,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:44:02,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:44:02,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:44:02,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:44:02,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:44:02,697 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 09:44:02,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:44:02,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:44:02,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:44:02,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:44:02,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:44:02,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:44:02,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:44:02,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:44:02,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:44:02,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:44:02,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:44:02,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:44:02,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:44:02,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:44:02,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:44:02,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:44:02,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:44:02,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:44:02,719 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:44:02,719 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:44:02,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:44:02,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:44:02,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:44:02,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:44:02,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:44:02,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:44:02,721 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 09:44:02,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:44:02,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:44:02,722 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_a257dd9e-5bc8-4176-9821-2dabad2748e3/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 -> 6a7af561659176054c5750cdb899e68779816fa6 [2019-11-20 09:44:02,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:44:02,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:44:02,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:44:02,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:44:02,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:44:02,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product29.cil.c [2019-11-20 09:44:02,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/data/842509061/317916d075264476849877a61163a1fc/FLAG383b163da [2019-11-20 09:44:03,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:44:03,365 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/sv-benchmarks/c/product-lines/minepump_spec3_product29.cil.c [2019-11-20 09:44:03,375 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/data/842509061/317916d075264476849877a61163a1fc/FLAG383b163da [2019-11-20 09:44:03,388 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/data/842509061/317916d075264476849877a61163a1fc [2019-11-20 09:44:03,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:44:03,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:44:03,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:44:03,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:44:03,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:44:03,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:03,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d19e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03, skipping insertion in model container [2019-11-20 09:44:03,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:03,408 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:44:03,443 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:44:03,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:44:03,876 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:44:03,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:44:03,979 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:44:03,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03 WrapperNode [2019-11-20 09:44:03,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:44:03,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:44:03,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:44:03,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:44:03,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:44:04,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:44:04,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:44:04,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:44:04,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... [2019-11-20 09:44:04,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:44:04,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:44:04,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:44:04,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:44:04,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:44:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/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 [2019-11-20 09:44:04,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:44:04,134 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 09:44:04,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 09:44:04,137 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 09:44:04,137 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 09:44:04,137 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 09:44:04,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 09:44:04,138 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 09:44:04,138 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 09:44:04,139 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 09:44:04,139 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 09:44:04,139 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-20 09:44:04,139 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-20 09:44:04,139 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-20 09:44:04,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-20 09:44:04,140 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 09:44:04,140 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 09:44:04,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:44:04,141 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 09:44:04,142 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 09:44:04,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:44:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:44:05,077 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:44:05,078 INFO L285 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-20 09:44:05,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:44:05 BoogieIcfgContainer [2019-11-20 09:44:05,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:44:05,079 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 09:44:05,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 09:44:05,091 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 09:44:05,091 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:44:05" (1/1) ... [2019-11-20 09:44:05,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:44:05,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:05,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2019-11-20 09:44:05,142 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2019-11-20 09:44:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 09:44:05,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:44:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:44:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2019-11-20 09:44:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2019-11-20 09:44:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 09:44:05,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:44:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:44:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:05,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2019-11-20 09:44:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2019-11-20 09:44:05,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 09:44:05,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:44:05,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:44:05,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2019-11-20 09:44:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2019-11-20 09:44:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 09:44:05,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:44:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:44:05,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2019-11-20 09:44:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2019-11-20 09:44:05,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 09:44:05,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:44:05,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:44:05,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2019-11-20 09:44:05,975 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2019-11-20 09:44:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 09:44:05,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:44:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:44:06,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:44:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2019-11-20 09:44:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2019-11-20 09:44:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 09:44:06,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:44:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:44:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:44:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:44:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:44:07,241 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2019-11-20 09:44:07,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 09:44:07 ImpRootNode [2019-11-20 09:44:07,404 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 09:44:07,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:44:07,404 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:44:07,404 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:44:07,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:44:05" (3/4) ... [2019-11-20 09:44:07,407 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 09:44:07,495 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a257dd9e-5bc8-4176-9821-2dabad2748e3/bin/ukojak/witness.graphml [2019-11-20 09:44:07,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:44:07,501 INFO L168 Benchmark]: Toolchain (without parser) took 4107.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -115.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-11-20 09:44:07,501 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:44:07,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 09:44:07,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.80 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. [2019-11-20 09:44:07,505 INFO L168 Benchmark]: Boogie Preprocessor took 30.55 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. [2019-11-20 09:44:07,505 INFO L168 Benchmark]: RCFGBuilder took 1016.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:44:07,506 INFO L168 Benchmark]: CodeCheck took 2324.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -40.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:44:07,506 INFO L168 Benchmark]: Witness Printer took 94.33 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:44:07,508 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 10 procedures, 64 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.1s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1470 SDtfs, 388 SDslu, 648 SDs, 0 SdLazy, 574 SolverSat, 174 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1029 GetRequests, 997 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 6645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 580]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L83] int waterLevel = 1; [L84] int methaneLevelCritical = 0; [L341] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L585] int cleanupTimeShifts = 4; [L686] int pumpRunning = 0; [L687] int systemActive = 1; [L661] int retValue_acc ; [L662] int tmp ; [L567] int retValue_acc ; [L570] retValue_acc = 1 [L571] return (retValue_acc); [L668] tmp = valid_product() [L670] COND TRUE \read(tmp) [L882] int splverifierCounter ; [L883] int tmp ; [L884] int tmp___0 ; [L885] int tmp___1 ; [L886] int tmp___2 ; [L889] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L891] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L893] COND TRUE splverifierCounter < 4 [L899] tmp = __VERIFIER_nondet_int() [L901] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L903] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L101] COND TRUE waterLevel < 2 [L102] waterLevel = waterLevel + 1 [L903] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L909] tmp___0 = __VERIFIER_nondet_int() [L911] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L919] tmp___2 = __VERIFIER_nondet_int() [L921] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L934] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L693] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L700] COND TRUE \read(systemActive) [L748] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L751] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] CALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L722] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L725] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L740] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] RET processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L122] int retValue_acc ; [L125] retValue_acc = methaneLevelCritical [L126] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L154] int retValue_acc ; [L157] retValue_acc = waterLevel [L158] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L817] int retValue_acc ; [L820] retValue_acc = pumpRunning [L821] return (retValue_acc); [L61] tmp___1 = isPumpRunning() [L63] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L580] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, 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 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 587.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.80 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 30.55 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 1016.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2324.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -40.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 94.33 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...