./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/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 eb835625053b28be1502d008fc964b9382c39b0e ............................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:12:05,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:12:05,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:12:05,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:12:05,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:12:05,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:12:05,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:12:05,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:12:05,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:12:05,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:12:05,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:12:05,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:12:05,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:12:05,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:12:05,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:12:05,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:12:05,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:12:05,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:12:05,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:12:05,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:12:05,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:12:05,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:12:05,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:12:05,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:12:05,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:12:05,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:12:05,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:12:05,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:12:05,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:12:05,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:12:05,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:12:05,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:12:05,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:12:05,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:12:05,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:12:05,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:12:05,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:12:05,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:12:05,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:12:05,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:12:05,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:12:05,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 09:12:05,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:12:05,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:12:05,520 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:12:05,520 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:12:05,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:12:05,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:12:05,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:12:05,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:12:05,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:12:05,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:12:05,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:12:05,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:12:05,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:12:05,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:12:05,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:12:05,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:12:05,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:12:05,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:12:05,523 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:12:05,523 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:12:05,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:12:05,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:12:05,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:12:05,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:12:05,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:12:05,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:12:05,524 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 09:12:05,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:12:05,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:12:05,525 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_8bc021ef-3e39-4a15-a8c6-6cea84236daf/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 -> eb835625053b28be1502d008fc964b9382c39b0e [2019-11-20 09:12:05,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:12:05,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:12:05,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:12:05,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:12:05,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:12:05,683 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c [2019-11-20 09:12:05,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/data/cff501a8c/2ab2c9e0527842b7999ded0ea886ea14/FLAG2903114ec [2019-11-20 09:12:06,204 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:12:06,205 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c [2019-11-20 09:12:06,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/data/cff501a8c/2ab2c9e0527842b7999ded0ea886ea14/FLAG2903114ec [2019-11-20 09:12:06,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/data/cff501a8c/2ab2c9e0527842b7999ded0ea886ea14 [2019-11-20 09:12:06,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:12:06,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:12:06,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:12:06,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:12:06,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:12:06,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:12:06" (1/1) ... [2019-11-20 09:12:06,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452de228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:06, skipping insertion in model container [2019-11-20 09:12:06,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:12:06" (1/1) ... [2019-11-20 09:12:06,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:12:06,770 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:12:07,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:12:07,170 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:12:07,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:12:07,324 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:12:07,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07 WrapperNode [2019-11-20 09:12:07,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:12:07,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:12:07,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:12:07,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:12:07,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:12:07,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:12:07,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:12:07,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:12:07,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... [2019-11-20 09:12:07,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:12:07,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:12:07,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:12:07,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:12:07,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:12:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:12:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:12:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 09:12:07,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 09:12:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 09:12:07,503 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 09:12:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 09:12:07,504 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 09:12:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 09:12:07,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 09:12:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 09:12:07,505 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 09:12:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 09:12:07,505 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 09:12:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 09:12:07,506 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 09:12:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:12:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 09:12:07,507 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 09:12:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:12:07,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:12:08,431 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:12:08,431 INFO L285 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-20 09:12:08,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:12:08 BoogieIcfgContainer [2019-11-20 09:12:08,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:12:08,433 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 09:12:08,433 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 09:12:08,444 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 09:12:08,444 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:12:08" (1/1) ... [2019-11-20 09:12:08,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:12:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:08,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2019-11-20 09:12:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2019-11-20 09:12:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 09:12:08,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:08,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:08,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2019-11-20 09:12:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2019-11-20 09:12:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 09:12:08,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:08,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2019-11-20 09:12:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2019-11-20 09:12:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 09:12:08,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:09,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:09,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:09,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2019-11-20 09:12:09,288 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2019-11-20 09:12:09,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 09:12:09,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:09,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:09,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:09,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2019-11-20 09:12:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-20 09:12:09,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:12:09,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:09,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:09,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:09,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2019-11-20 09:12:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2019-11-20 09:12:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:12:09,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2019-11-20 09:12:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2019-11-20 09:12:09,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 09:12:09,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:12:09,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:12:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 09:12:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 98 states and 153 transitions. [2019-11-20 09:12:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2019-11-20 09:12:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 09:12:10,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 09:12:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:12:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:12:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:12:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:12:10,949 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-11-20 09:12:11,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 09:12:11 ImpRootNode [2019-11-20 09:12:11,126 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 09:12:11,126 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:12:11,126 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:12:11,127 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:12:11,127 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:12:08" (3/4) ... [2019-11-20 09:12:11,129 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 09:12:11,282 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8bc021ef-3e39-4a15-a8c6-6cea84236daf/bin/ukojak/witness.graphml [2019-11-20 09:12:11,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:12:11,289 INFO L168 Benchmark]: Toolchain (without parser) took 4580.69 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.5 MB). Free memory was 943.4 MB in the beginning and 1.2 GB in the end (delta: -258.4 MB). Peak memory consumption was 285.5 MB. Max. memory is 11.5 GB. [2019-11-20 09:12:11,290 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:12:11,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -198.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 09:12:11,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:12:11,295 INFO L168 Benchmark]: Boogie Preprocessor took 34.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:12:11,296 INFO L168 Benchmark]: RCFGBuilder took 1009.10 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: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. [2019-11-20 09:12:11,296 INFO L168 Benchmark]: CodeCheck took 2692.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 830.4 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 11.5 GB. [2019-11-20 09:12:11,297 INFO L168 Benchmark]: Witness Printer took 160.99 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.1 MB). Free memory was 830.4 MB in the beginning and 1.2 GB in the end (delta: -371.4 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:12:11,298 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 9 procedures, 65 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.4s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2972 SDtfs, 848 SDslu, 1420 SDs, 0 SdLazy, 1060 SolverSat, 368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1211 GetRequests, 1175 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 8119 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: 541]: 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; [L177] int pumpRunning = 0; [L178] int systemActive = 1; [L438] int cleanupTimeShifts = 4; [L715] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L514] int retValue_acc ; [L515] int tmp ; [L938] int retValue_acc ; [L941] retValue_acc = 1 [L942] return (retValue_acc); [L521] tmp = valid_product() [L523] COND TRUE \read(tmp) [L372] int splverifierCounter ; [L373] int tmp ; [L374] int tmp___0 ; [L375] int tmp___1 ; [L376] int tmp___2 ; [L379] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L381] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L383] COND TRUE splverifierCounter < 4 [L389] tmp = __VERIFIER_nondet_int() [L391] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L393] 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 [L393] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L399] tmp___0 = __VERIFIER_nondet_int() [L401] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L409] tmp___2 = __VERIFIER_nondet_int() [L411] COND FALSE !(\read(tmp___2)) [L415] tmp___1 = __VERIFIER_nondet_int() [L417] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L358] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L365] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L426] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L184] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L191] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L139] int tmp ; [L140] int tmp___0 ; [L141] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L145] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L145] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L145] tmp = isMethaneLevelCritical() [L147] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L151] tmp___0 = getWaterLevel() [L153] COND TRUE tmp___0 == 2 [L291] int retValue_acc ; [L294] retValue_acc = pumpRunning [L295] return (retValue_acc); [L155] tmp___1 = isPumpRunning() [L157] 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] [L541] __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 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 615.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -198.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.98 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 34.36 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 1009.10 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: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. * CodeCheck took 2692.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 830.4 MB in the end (delta: 223.7 MB). Peak memory consumption was 223.7 MB. Max. memory is 11.5 GB. * Witness Printer took 160.99 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.1 MB). Free memory was 830.4 MB in the beginning and 1.2 GB in the end (delta: -371.4 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...