./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/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 43ef5600519005fc88dd599d15644e5bf72b4abd ................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:49:27,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:49:27,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:49:27,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:49:27,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:49:27,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:49:27,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:49:27,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:49:27,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:49:27,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:49:27,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:49:27,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:49:27,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:49:27,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:49:27,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:49:27,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:49:27,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:49:27,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:49:27,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:49:27,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:49:27,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:49:27,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:49:27,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:49:27,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:49:27,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:49:27,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:49:27,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:49:27,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:49:27,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:49:27,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:49:27,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:49:27,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:49:27,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:49:27,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:49:27,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:49:27,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:49:27,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:49:27,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:49:27,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:49:27,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:49:27,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:49:27,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:49:27,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:49:27,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:49:27,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:49:27,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:49:27,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:49:27,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:49:27,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:49:27,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:49:27,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:49:27,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:49:27,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:49:27,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:49:27,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:49:27,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:49:27,556 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:49:27,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:49:27,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:49:27,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:49:27,556 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:49:27,557 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:49:27,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:49:27,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:49:27,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:49:27,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:49:27,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:49:27,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:49:27,558 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:49:27,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:49:27,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:49:27,559 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_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/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 -> 43ef5600519005fc88dd599d15644e5bf72b4abd [2019-11-26 02:49:27,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:49:27,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:49:27,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:49:27,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:49:27,740 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:49:27,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c [2019-11-26 02:49:27,801 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/data/eeaeb1b01/3b49f51bb65a4eab8d6be25ae9a5a315/FLAG698f725a9 [2019-11-26 02:49:28,288 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:49:28,289 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c [2019-11-26 02:49:28,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/data/eeaeb1b01/3b49f51bb65a4eab8d6be25ae9a5a315/FLAG698f725a9 [2019-11-26 02:49:28,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/data/eeaeb1b01/3b49f51bb65a4eab8d6be25ae9a5a315 [2019-11-26 02:49:28,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:49:28,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:49:28,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:49:28,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:49:28,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:49:28,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:49:28" (1/1) ... [2019-11-26 02:49:28,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@657b7e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:28, skipping insertion in model container [2019-11-26 02:49:28,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:49:28" (1/1) ... [2019-11-26 02:49:28,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:49:28,637 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:49:28,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:49:28,953 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:49:29,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:49:29,066 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:49:29,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29 WrapperNode [2019-11-26 02:49:29,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:49:29,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:49:29,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:49:29,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:49:29,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:49:29,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:49:29,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:49:29,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:49:29,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... [2019-11-26 02:49:29,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:49:29,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:49:29,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:49:29,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:49:29,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:49:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:49:29,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:49:29,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:49:29,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:49:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:49:29,261 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:49:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:49:29,261 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:49:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:49:29,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:49:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:49:29,262 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:49:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:49:29,263 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:49:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-26 02:49:29,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-26 02:49:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:49:29,263 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:49:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:49:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:49:29,264 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:49:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:49:29,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:49:30,209 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:49:30,210 INFO L284 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-26 02:49:30,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:49:30 BoogieIcfgContainer [2019-11-26 02:49:30,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:49:30,211 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:49:30,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:49:30,222 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:49:30,223 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:49:30" (1/1) ... [2019-11-26 02:49:30,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:49:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2019-11-26 02:49:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2019-11-26 02:49:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:49:30,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:30,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:30,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2019-11-26 02:49:30,494 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2019-11-26 02:49:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:49:30,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2019-11-26 02:49:30,623 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2019-11-26 02:49:30,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:49:30,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2019-11-26 02:49:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2019-11-26 02:49:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:49:30,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2019-11-26 02:49:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2019-11-26 02:49:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:49:31,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:31,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2019-11-26 02:49:31,234 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2019-11-26 02:49:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:49:31,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:31,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2019-11-26 02:49:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2019-11-26 02:49:31,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:49:31,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:49:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:49:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:49:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 103 states and 157 transitions. [2019-11-26 02:49:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 157 transitions. [2019-11-26 02:49:32,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:49:32,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:49:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:49:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:49:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:49:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:49:32,623 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-11-26 02:49:32,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:49:32 ImpRootNode [2019-11-26 02:49:32,739 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:49:32,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:49:32,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:49:32,740 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:49:32,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:49:30" (3/4) ... [2019-11-26 02:49:32,743 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:49:32,892 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_238ff2ec-7aa7-46c8-a5e9-1cc4a172db51/bin/ukojak/witness.graphml [2019-11-26 02:49:32,892 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:49:32,898 INFO L168 Benchmark]: Toolchain (without parser) took 4317.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -93.9 MB). Peak memory consumption was 63.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:32,899 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 02:49:32,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -199.7 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:32,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:32,900 INFO L168 Benchmark]: Boogie Preprocessor took 46.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:49:32,900 INFO L168 Benchmark]: RCFGBuilder took 1039.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:32,901 INFO L168 Benchmark]: CodeCheck took 2528.28 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: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:32,901 INFO L168 Benchmark]: Witness Printer took 156.72 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:49:32,903 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, 70 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.3s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3004 SDtfs, 608 SDslu, 1092 SDs, 0 SdLazy, 1002 SolverSat, 382 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1212 GetRequests, 1170 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7984 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L129] int waterLevel = 1; [L130] int methaneLevelCritical = 0; [L229] int pumpRunning = 0; [L230] int systemActive = 1; [L447] int cleanupTimeShifts = 4; [L782] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L521] int retValue_acc ; [L522] int tmp ; [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] return (retValue_acc); [L528] tmp = valid_product() [L530] COND TRUE \read(tmp) [L545] int splverifierCounter ; [L546] int tmp ; [L547] int tmp___0 ; [L548] int tmp___1 ; [L549] int tmp___2 ; [L552] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L554] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L556] COND TRUE splverifierCounter < 4 [L562] tmp = __VERIFIER_nondet_int() [L564] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L566] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L147] COND TRUE waterLevel < 2 [L148] waterLevel = waterLevel + 1 [L566] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L572] tmp___0 = __VERIFIER_nondet_int() [L574] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L582] tmp___2 = __VERIFIER_nondet_int() [L584] COND FALSE !(\read(tmp___2)) [L590] tmp___1 = __VERIFIER_nondet_int() [L592] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L427] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L434] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L601] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L236] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L243] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L91] int tmp ; [L92] int tmp___0 ; [L93] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L97] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L168] int retValue_acc ; [L171] retValue_acc = methaneLevelCritical [L172] return (retValue_acc); [L97] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L97] tmp = isMethaneLevelCritical() [L99] COND FALSE !(\read(tmp)) [L200] int retValue_acc ; [L203] retValue_acc = waterLevel [L204] return (retValue_acc); [L103] tmp___0 = getWaterLevel() [L105] COND TRUE tmp___0 == 2 [L360] int retValue_acc ; [L363] retValue_acc = pumpRunning [L364] return (retValue_acc); [L107] tmp___1 = isPumpRunning() [L109] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 483.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -199.7 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.04 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 46.77 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 1039.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. * CodeCheck took 2528.28 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: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * Witness Printer took 156.72 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...