./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/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-cad4683 [2019-10-22 10:11:59,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:11:59,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:11:59,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:11:59,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:11:59,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:11:59,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:11:59,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:11:59,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:11:59,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:11:59,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:11:59,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:11:59,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:11:59,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:11:59,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:11:59,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:11:59,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:11:59,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:11:59,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:11:59,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:11:59,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:11:59,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:11:59,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:11:59,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:11:59,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:11:59,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:11:59,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:11:59,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:11:59,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:11:59,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:11:59,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:11:59,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:11:59,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:11:59,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:11:59,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:11:59,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:11:59,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:11:59,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:11:59,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:11:59,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:11:59,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:11:59,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:11:59,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:11:59,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:11:59,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:11:59,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:11:59,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:11:59,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:11:59,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:11:59,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:11:59,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:11:59,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:11:59,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:11:59,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:11:59,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:11:59,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:11:59,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:11:59,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:11:59,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:11:59,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:11:59,860 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:11:59,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:11:59,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:11:59,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:11:59,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:11:59,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:11:59,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:11:59,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:11:59,862 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:11:59,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:11:59,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:11:59,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/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 [2019-10-22 10:11:59,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:11:59,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:11:59,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:11:59,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:11:59,905 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:11:59,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c [2019-10-22 10:11:59,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/data/5d4fe1dea/8df773dc07d245fa98cc3ac87f204071/FLAGbb1b11d3b [2019-10-22 10:12:00,445 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:00,446 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/sv-benchmarks/c/product-lines/minepump_spec3_product30.cil.c [2019-10-22 10:12:00,457 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/data/5d4fe1dea/8df773dc07d245fa98cc3ac87f204071/FLAGbb1b11d3b [2019-10-22 10:12:00,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/data/5d4fe1dea/8df773dc07d245fa98cc3ac87f204071 [2019-10-22 10:12:00,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:00,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:00,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:00,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:00,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:00,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:00" (1/1) ... [2019-10-22 10:12:00,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9d236b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:00, skipping insertion in model container [2019-10-22 10:12:00,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:00" (1/1) ... [2019-10-22 10:12:00,487 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:00,523 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:00,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:00,938 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:12:01,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:01,047 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:12:01,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01 WrapperNode [2019-10-22 10:12:01,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:01,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:01,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:12:01,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:12:01,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:01,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:12:01,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:12:01,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:12:01,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... [2019-10-22 10:12:01,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:12:01,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:12:01,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:12:01,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:12:01,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:01,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:12:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:12:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:12:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:12:01,202 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:12:01,202 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:12:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:12:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:12:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:12:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:12:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:12:01,203 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:12:01,203 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:12:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-22 10:12:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-22 10:12:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:12:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:12:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:12:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:12:01,204 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:12:01,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:12:01,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:12:02,027 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:12:02,027 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-10-22 10:12:02,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:02 BoogieIcfgContainer [2019-10-22 10:12:02,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:12:02,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:12:02,029 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:12:02,042 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:12:02,042 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:02" (1/1) ... [2019-10-22 10:12:02,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:12:02,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:02,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2019-10-22 10:12:02,108 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2019-10-22 10:12:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:12:02,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:02,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2019-10-22 10:12:02,421 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2019-10-22 10:12:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:12:02,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:02,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:02,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2019-10-22 10:12:02,592 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2019-10-22 10:12:02,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:12:02,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2019-10-22 10:12:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2019-10-22 10:12:02,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:12:02,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:03,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2019-10-22 10:12:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2019-10-22 10:12:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:12:03,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2019-10-22 10:12:05,182 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2019-10-22 10:12:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:12:05,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:05,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:05,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 105 states and 187 transitions. [2019-10-22 10:12:05,361 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 187 transitions. [2019-10-22 10:12:05,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:12:05,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2019-10-22 10:12:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2019-10-22 10:12:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:12:05,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:06,376 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-10-22 10:12:06,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:12:06 ImpRootNode [2019-10-22 10:12:06,541 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:12:06,541 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:12:06,541 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:12:06,542 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:12:06,542 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:02" (3/4) ... [2019-10-22 10:12:06,544 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:12:06,631 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f78534f9-d87a-405b-aa76-fef5227c6b58/bin/ukojak/witness.graphml [2019-10-22 10:12:06,631 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:12:06,634 INFO L168 Benchmark]: Toolchain (without parser) took 6160.21 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 285.2 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -272.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:06,635 INFO L168 Benchmark]: CDTParser took 1.00 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:06,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -208.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:06,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:06,635 INFO L168 Benchmark]: Boogie Preprocessor took 29.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:06,636 INFO L168 Benchmark]: RCFGBuilder took 896.82 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: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:06,636 INFO L168 Benchmark]: CodeCheck took 4511.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -165.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:06,636 INFO L168 Benchmark]: Witness Printer took 89.98 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:06,638 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: 4.3s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3432 SDtfs, 1168 SDslu, 2628 SDs, 0 SdLazy, 2292 SolverSat, 652 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1471 GetRequests, 1387 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2294 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 7982 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 1.00 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 574.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -208.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.95 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 29.74 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 896.82 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: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 11.5 GB. * CodeCheck took 4511.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -165.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 89.98 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...