./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product30.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_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/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 cd03795a63c29b127effb5dc5ece6588a3bdb5e0 ......................................................................................................................................................................................................................................................................................................................................................... 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 06:46:13,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 06:46:13,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 06:46:13,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 06:46:13,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 06:46:13,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 06:46:13,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 06:46:13,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 06:46:13,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 06:46:13,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 06:46:13,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 06:46:13,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 06:46:13,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 06:46:13,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 06:46:13,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 06:46:13,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 06:46:13,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 06:46:13,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 06:46:13,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 06:46:13,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 06:46:13,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 06:46:13,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 06:46:13,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 06:46:13,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 06:46:13,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 06:46:13,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 06:46:13,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 06:46:13,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 06:46:13,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 06:46:13,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 06:46:13,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 06:46:13,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 06:46:13,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 06:46:13,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 06:46:13,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 06:46:13,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 06:46:13,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 06:46:13,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 06:46:13,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 06:46:13,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 06:46:13,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 06:46:13,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 06:46:13,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 06:46:13,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 06:46:13,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 06:46:13,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 06:46:13,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 06:46:13,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 06:46:13,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 06:46:13,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 06:46:13,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 06:46:13,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 06:46:13,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 06:46:13,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 06:46:13,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 06:46:13,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 06:46:13,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 06:46:13,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 06:46:13,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 06:46:13,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 06:46:13,147 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 06:46:13,147 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 06:46:13,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 06:46:13,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 06:46:13,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 06:46:13,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 06:46:13,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 06:46:13,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 06:46:13,149 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 06:46:13,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 06:46:13,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 06:46:13,150 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_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/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 -> cd03795a63c29b127effb5dc5ece6588a3bdb5e0 [2019-11-20 06:46:13,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 06:46:13,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 06:46:13,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 06:46:13,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 06:46:13,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 06:46:13,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c [2019-11-20 06:46:13,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/data/fb19dc2df/e5d549a36cba4e6e8664152c655bb8c8/FLAGc18c27d91 [2019-11-20 06:46:13,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 06:46:13,798 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c [2019-11-20 06:46:13,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/data/fb19dc2df/e5d549a36cba4e6e8664152c655bb8c8/FLAGc18c27d91 [2019-11-20 06:46:14,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/data/fb19dc2df/e5d549a36cba4e6e8664152c655bb8c8 [2019-11-20 06:46:14,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 06:46:14,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 06:46:14,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 06:46:14,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 06:46:14,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 06:46:14,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17520c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14, skipping insertion in model container [2019-11-20 06:46:14,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,110 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 06:46:14,164 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 06:46:14,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:46:14,578 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 06:46:14,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:46:14,741 INFO L192 MainTranslator]: Completed translation [2019-11-20 06:46:14,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14 WrapperNode [2019-11-20 06:46:14,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 06:46:14,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 06:46:14,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 06:46:14,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 06:46:14,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 06:46:14,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 06:46:14,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 06:46:14,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 06:46:14,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... [2019-11-20 06:46:14,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 06:46:14,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 06:46:14,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 06:46:14,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 06:46:14,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:46:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/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 06:46:14,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 06:46:14,921 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 06:46:14,921 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 06:46:14,922 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 06:46:14,922 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 06:46:14,922 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 06:46:14,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 06:46:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 06:46:14,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 06:46:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 06:46:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 06:46:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-20 06:46:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-20 06:46:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-20 06:46:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-20 06:46:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 06:46:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 06:46:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 06:46:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 06:46:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 06:46:14,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 06:46:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 06:46:15,828 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 06:46:15,828 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 06:46:15,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:46:15 BoogieIcfgContainer [2019-11-20 06:46:15,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 06:46:15,830 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 06:46:15,830 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 06:46:15,843 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 06:46:15,843 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:46:15" (1/1) ... [2019-11-20 06:46:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:46:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2019-11-20 06:46:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2019-11-20 06:46:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 06:46:15,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:16,178 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 06:46:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:16,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2019-11-20 06:46:16,195 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2019-11-20 06:46:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 06:46:16,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:16,292 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 06:46:16,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2019-11-20 06:46:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2019-11-20 06:46:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 06:46:16,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:16,480 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 06:46:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2019-11-20 06:46:16,794 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2019-11-20 06:46:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 06:46:16,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:16,947 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 06:46:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2019-11-20 06:46:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2019-11-20 06:46:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 06:46:17,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:18,118 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 06:46:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2019-11-20 06:46:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2019-11-20 06:46:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 06:46:20,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:20,343 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 06:46:20,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:20,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2019-11-20 06:46:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2019-11-20 06:46:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 06:46:20,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:46:20,844 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 06:46:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 06:46:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 109 states and 193 transitions. [2019-11-20 06:46:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 193 transitions. [2019-11-20 06:46:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 06:46:20,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 06:46:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:46:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:46:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:46:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:46:21,406 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-11-20 06:46:21,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:46:21 ImpRootNode [2019-11-20 06:46:21,649 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 06:46:21,650 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 06:46:21,650 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 06:46:21,650 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 06:46:21,651 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:46:15" (3/4) ... [2019-11-20 06:46:21,654 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 06:46:21,815 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_db9c1c6e-7f38-49fe-a6f3-24bffcc663ec/bin/ukojak/witness.graphml [2019-11-20 06:46:21,815 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 06:46:21,818 INFO L168 Benchmark]: Toolchain (without parser) took 7721.83 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.3 MB). Free memory was 939.4 MB in the beginning and 877.0 MB in the end (delta: 62.4 MB). Peak memory consumption was 284.7 MB. Max. memory is 11.5 GB. [2019-11-20 06:46:21,818 INFO L168 Benchmark]: CDTParser took 0.25 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 06:46:21,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -197.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-20 06:46:21,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.94 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 06:46:21,820 INFO L168 Benchmark]: Boogie Preprocessor took 57.94 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 06:46:21,820 INFO L168 Benchmark]: RCFGBuilder took 969.14 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: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 11.5 GB. [2019-11-20 06:46:21,821 INFO L168 Benchmark]: CodeCheck took 5819.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 62.9 MB). Free memory was 1.1 GB in the beginning and 894.3 MB in the end (delta: 163.9 MB). Peak memory consumption was 226.9 MB. Max. memory is 11.5 GB. [2019-11-20 06:46:21,821 INFO L168 Benchmark]: Witness Printer took 165.23 ms. Allocated memory is still 1.3 GB. Free memory was 894.3 MB in the beginning and 877.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-11-20 06:46:21,824 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: 5.5s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3466 SDtfs, 1188 SDslu, 2654 SDs, 0 SdLazy, 2308 SolverSat, 660 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1481 GetRequests, 1388 SyntacticMatches, 9 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2294 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 9026 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: 883]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L136] int cleanupTimeShifts = 4; [L407] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L675] int pumpRunning = 0; [L676] int systemActive = 1; [L215] int retValue_acc ; [L216] int tmp ; [L914] int retValue_acc ; [L917] retValue_acc = 1 [L918] return (retValue_acc); [L222] tmp = valid_product() [L224] COND TRUE \read(tmp) [L606] int splverifierCounter ; [L607] int tmp ; [L608] int tmp___0 ; [L609] int tmp___1 ; [L610] int tmp___2 ; [L613] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L615] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L617] COND TRUE splverifierCounter < 4 [L623] tmp = __VERIFIER_nondet_int() [L625] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L627] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L627] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] tmp___0 = __VERIFIER_nondet_int() [L635] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L643] tmp___2 = __VERIFIER_nondet_int() [L645] COND TRUE \read(tmp___2) [L874] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L660] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L683] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L690] COND TRUE \read(systemActive) [L738] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L741] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] CALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L712] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L715] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L730] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] RET processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L924] int tmp ; [L925] int tmp___0 ; [L926] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L930] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L930] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L930] tmp = isMethaneLevelCritical() [L932] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L936] tmp___0 = getWaterLevel() [L938] COND TRUE tmp___0 == 2 [L807] int retValue_acc ; [L810] retValue_acc = pumpRunning [L811] return (retValue_acc); [L940] tmp___1 = isPumpRunning() [L942] 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] [L883] __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 0.25 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 646.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -197.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.94 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 969.14 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: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 11.5 GB. * CodeCheck took 5819.63 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 62.9 MB). Free memory was 1.1 GB in the beginning and 894.3 MB in the end (delta: 163.9 MB). Peak memory consumption was 226.9 MB. Max. memory is 11.5 GB. * Witness Printer took 165.23 ms. Allocated memory is still 1.3 GB. Free memory was 894.3 MB in the beginning and 877.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...