./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/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 024cd1c3d04a85b1ea51a85b80d9a485019f42aa ..................................................................................................................................................................................................................................................................................................... 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 0.1.25-f470102 [2019-12-01 17:37:15,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 17:37:15,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 17:37:15,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 17:37:15,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 17:37:15,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 17:37:15,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 17:37:15,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 17:37:15,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 17:37:15,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 17:37:15,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 17:37:15,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 17:37:15,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 17:37:15,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 17:37:15,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 17:37:15,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 17:37:15,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 17:37:15,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 17:37:15,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 17:37:15,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 17:37:15,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 17:37:15,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 17:37:15,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 17:37:15,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 17:37:15,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 17:37:15,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 17:37:15,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 17:37:15,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 17:37:15,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 17:37:15,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 17:37:15,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 17:37:15,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 17:37:15,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 17:37:15,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 17:37:15,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 17:37:15,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 17:37:15,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 17:37:15,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 17:37:15,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 17:37:15,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 17:37:15,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 17:37:15,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 17:37:15,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 17:37:15,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 17:37:15,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 17:37:15,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 17:37:15,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 17:37:15,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 17:37:15,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 17:37:15,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 17:37:15,463 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 17:37:15,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 17:37:15,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 17:37:15,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 17:37:15,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 17:37:15,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 17:37:15,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 17:37:15,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 17:37:15,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:37:15,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 17:37:15,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 17:37:15,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 17:37:15,464 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 17:37:15,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 17:37:15,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 17:37:15,465 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_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/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 -> 024cd1c3d04a85b1ea51a85b80d9a485019f42aa [2019-12-01 17:37:15,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 17:37:15,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 17:37:15,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 17:37:15,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 17:37:15,587 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 17:37:15,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c [2019-12-01 17:37:15,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/data/b4091cde2/5d140483d5c44a1a82078d3630de2404/FLAGcba66e9d1 [2019-12-01 17:37:15,984 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 17:37:15,985 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c [2019-12-01 17:37:15,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/data/b4091cde2/5d140483d5c44a1a82078d3630de2404/FLAGcba66e9d1 [2019-12-01 17:37:16,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/data/b4091cde2/5d140483d5c44a1a82078d3630de2404 [2019-12-01 17:37:16,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 17:37:16,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 17:37:16,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 17:37:16,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 17:37:16,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 17:37:16,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16, skipping insertion in model container [2019-12-01 17:37:16,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 17:37:16,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 17:37:16,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:37:16,274 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 17:37:16,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:37:16,349 INFO L208 MainTranslator]: Completed translation [2019-12-01 17:37:16,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16 WrapperNode [2019-12-01 17:37:16,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 17:37:16,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 17:37:16,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 17:37:16,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 17:37:16,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 17:37:16,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 17:37:16,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 17:37:16,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 17:37:16,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:16,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 17:37:16,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 17:37:16,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 17:37:16,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 17:37:16,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:37:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/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 [2019-12-01 17:37:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 17:37:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 17:37:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 17:37:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 17:37:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 17:37:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 17:37:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 17:37:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 17:37:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 17:37:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 17:37:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 17:37:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 17:37:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 17:37:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 17:37:16,988 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 17:37:16,988 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-01 17:37:16,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:37:16 BoogieIcfgContainer [2019-12-01 17:37:16,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 17:37:16,990 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 17:37:16,990 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 17:37:16,998 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 17:37:16,998 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:37:16" (1/1) ... [2019-12-01 17:37:17,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 17:37:17,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:37:17,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2019-12-01 17:37:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2019-12-01 17:37:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-01 17:37:17,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:37:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:37:17,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:37:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:37:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2019-12-01 17:37:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2019-12-01 17:37:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 17:37:17,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:37:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:37:17,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:37:17,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:37:17,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2019-12-01 17:37:17,305 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2019-12-01 17:37:17,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 17:37:17,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:37:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:37:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:37:17,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:37:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2019-12-01 17:37:17,489 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2019-12-01 17:37:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 17:37:17,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:37:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 17:37:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 17:37:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 17:37:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 17:37:17,761 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2019-12-01 17:37:17,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:37:17 ImpRootNode [2019-12-01 17:37:17,838 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 17:37:17,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 17:37:17,839 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 17:37:17,839 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 17:37:17,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:37:16" (3/4) ... [2019-12-01 17:37:17,841 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 17:37:17,918 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c93910ee-3ec6-4b42-babf-1b5d8c2cdc14/bin/ukojak/witness.graphml [2019-12-01 17:37:17,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 17:37:17,920 INFO L168 Benchmark]: Toolchain (without parser) took 1915.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 923.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 162.6 MB. Max. memory is 11.5 GB. [2019-12-01 17:37:17,920 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 17:37:17,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-01 17:37:17,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.45 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. [2019-12-01 17:37:17,921 INFO L168 Benchmark]: Boogie Preprocessor took 21.47 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. [2019-12-01 17:37:17,922 INFO L168 Benchmark]: RCFGBuilder took 580.81 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: 77.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 11.5 GB. [2019-12-01 17:37:17,922 INFO L168 Benchmark]: CodeCheck took 848.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 934.1 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. [2019-12-01 17:37:17,922 INFO L168 Benchmark]: Witness Printer took 80.10 ms. Allocated memory is still 1.2 GB. Free memory was 934.1 MB in the beginning and 923.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-01 17:37:17,924 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 6 procedures, 39 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 76 SDs, 0 SdLazy, 70 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 799]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L78] int cleanupTimeShifts = 4; [L386] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L588] int pumpRunning = 0; [L589] int systemActive = 1; [L804] int waterLevel = 1; [L805] int methaneLevelCritical = 0; [L159] int retValue_acc ; [L160] int tmp ; [L208] int retValue_acc ; [L211] retValue_acc = 1 [L212] return (retValue_acc); [L166] tmp = valid_product() [L168] COND TRUE \read(tmp) [L729] int splverifierCounter ; [L730] int tmp ; [L731] int tmp___0 ; [L732] int tmp___1 ; [L733] int tmp___2 ; [L736] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L738] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L740] COND TRUE splverifierCounter < 4 [L746] tmp = __VERIFIER_nondet_int() [L748] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L750] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L822] COND TRUE waterLevel < 2 [L823] waterLevel = waterLevel + 1 [L750] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] tmp___0 = __VERIFIER_nondet_int() [L758] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] tmp___2 = __VERIFIER_nondet_int() [L768] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L783] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L595] COND FALSE !(\read(pumpRunning)) [L602] COND TRUE \read(systemActive) [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L843] int retValue_acc ; [L846] retValue_acc = methaneLevelCritical [L847] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L875] int retValue_acc ; [L878] retValue_acc = waterLevel [L879] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L668] int retValue_acc ; [L671] retValue_acc = pumpRunning [L672] return (retValue_acc); [L61] tmp___1 = isPumpRunning() [L63] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L799] __VERIFIER_error() VAL [\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 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.45 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 21.47 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. * RCFGBuilder took 580.81 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: 77.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 11.5 GB. * CodeCheck took 848.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 934.1 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. * Witness Printer took 80.10 ms. Allocated memory is still 1.2 GB. Free memory was 934.1 MB in the beginning and 923.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...