./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product59.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_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/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 fb1767f688fc9701e1f3b125f3120ace113b61a7 ...................................................................................................................................................................................................................................................................................................................................................... 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 02:27:45,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:27:45,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:27:45,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:27:45,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:27:45,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:27:45,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:27:45,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:27:45,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:27:45,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:27:45,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:27:45,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:27:45,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:27:45,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:27:45,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:27:45,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:27:45,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:27:45,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:27:45,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:27:45,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:27:45,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:27:45,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:27:45,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:27:45,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:27:45,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:27:45,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:27:45,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:27:45,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:27:45,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:27:45,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:27:45,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:27:45,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:27:45,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:27:45,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:27:45,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:27:45,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:27:45,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:27:45,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:27:45,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:27:45,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:27:45,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:27:45,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:27:45,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:27:45,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:27:45,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:27:45,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:27:45,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:27:45,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:27:45,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:27:45,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:27:45,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:27:45,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:27:45,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:27:45,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:27:45,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:27:45,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:27:45,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:27:45,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:27:45,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:27:45,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:27:45,876 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:27:45,876 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:27:45,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:27:45,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:27:45,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:27:45,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:27:45,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:27:45,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:27:45,877 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:27:45,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:27:45,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:27:45,878 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_ee0e7f52-8197-4312-85e5-b4c24db63c38/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 -> fb1767f688fc9701e1f3b125f3120ace113b61a7 [2019-11-26 02:27:46,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:27:46,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:27:46,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:27:46,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:27:46,025 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:27:46,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c [2019-11-26 02:27:46,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/data/f08c43d8f/8723f46569b94e0aaa5beec916eef37f/FLAGff5b4e433 [2019-11-26 02:27:46,511 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:27:46,512 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c [2019-11-26 02:27:46,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/data/f08c43d8f/8723f46569b94e0aaa5beec916eef37f/FLAGff5b4e433 [2019-11-26 02:27:46,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/data/f08c43d8f/8723f46569b94e0aaa5beec916eef37f [2019-11-26 02:27:46,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:27:46,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:27:46,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:27:46,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:27:46,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:27:46,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:27:46" (1/1) ... [2019-11-26 02:27:46,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e5cbd5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:46, skipping insertion in model container [2019-11-26 02:27:46,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:27:46" (1/1) ... [2019-11-26 02:27:46,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:27:46,949 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:27:47,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:27:47,305 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:27:47,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:27:47,445 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:27:47,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47 WrapperNode [2019-11-26 02:27:47,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:27:47,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:27:47,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:27:47,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:27:47,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:27:47,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:27:47,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:27:47,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:27:47,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... [2019-11-26 02:27:47,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:27:47,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:27:47,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:27:47,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:27:47,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/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 02:27:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:27:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:27:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:27:47,616 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:27:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:27:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:27:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:27:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:27:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:27:47,617 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:27:47,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:27:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:27:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:27:47,618 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:27:47,618 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:27:47,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:27:47,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:27:48,524 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:27:48,525 INFO L284 CfgBuilder]: Removed 46 assume(true) statements. [2019-11-26 02:27:48,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:27:48 BoogieIcfgContainer [2019-11-26 02:27:48,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:27:48,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:27:48,526 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:27:48,537 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:27:48,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:27:48" (1/1) ... [2019-11-26 02:27:48,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:27:48,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-11-26 02:27:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-11-26 02:27:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:27:48,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:48,834 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 02:27:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:48,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-11-26 02:27:48,848 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-11-26 02:27:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:27:48,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:48,983 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 02:27:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-11-26 02:27:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-11-26 02:27:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:27:49,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:49,071 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 02:27:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:49,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2019-11-26 02:27:49,209 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2019-11-26 02:27:49,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:27:49,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:49,257 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 02:27:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2019-11-26 02:27:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2019-11-26 02:27:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:27:49,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:49,341 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 02:27:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:49,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2019-11-26 02:27:49,366 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-26 02:27:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:27:49,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:49,441 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 02:27:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2019-11-26 02:27:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2019-11-26 02:27:49,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:27:49,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:49,545 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 02:27:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:49,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 90 states and 136 transitions. [2019-11-26 02:27:49,870 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2019-11-26 02:27:49,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:27:49,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:27:50,015 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 02:27:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:27:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 108 states and 179 transitions. [2019-11-26 02:27:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 179 transitions. [2019-11-26 02:27:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:27:50,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:27:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:27:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:27:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:27:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:27:51,209 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-11-26 02:27:51,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:27:51 ImpRootNode [2019-11-26 02:27:51,394 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:27:51,394 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:27:51,394 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:27:51,395 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:27:51,395 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:27:48" (3/4) ... [2019-11-26 02:27:51,397 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:27:51,499 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ee0e7f52-8197-4312-85e5-b4c24db63c38/bin/ukojak/witness.graphml [2019-11-26 02:27:51,500 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:27:51,502 INFO L168 Benchmark]: Toolchain (without parser) took 4610.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 944.8 MB in the beginning and 1.0 GB in the end (delta: -68.4 MB). Peak memory consumption was 77.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,502 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:27:51,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.54 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,504 INFO L168 Benchmark]: Boogie Preprocessor took 35.04 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,504 INFO L168 Benchmark]: RCFGBuilder took 966.31 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,505 INFO L168 Benchmark]: CodeCheck took 2867.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,505 INFO L168 Benchmark]: Witness Printer took 105.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:27:51,508 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, 64 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.6s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6084 SDtfs, 1852 SDslu, 2880 SDs, 0 SdLazy, 2036 SolverSat, 612 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1447 GetRequests, 1405 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 563 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 203 NumberOfCodeBlocks, 203 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 8407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 694]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L414] int waterLevel = 1; [L415] int methaneLevelCritical = 0; [L517] int cleanupTimeShifts = 4; [L769] int pumpRunning = 0; [L770] int systemActive = 1; [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L596] int retValue_acc ; [L597] int tmp ; [L645] int retValue_acc ; [L648] retValue_acc = 1 [L649] return (retValue_acc); [L603] tmp = valid_product() [L605] COND TRUE \read(tmp) [L701] int splverifierCounter ; [L702] int tmp ; [L703] int tmp___0 ; [L704] int tmp___1 ; [L705] int tmp___2 ; [L708] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L710] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L712] COND TRUE splverifierCounter < 4 [L718] tmp = __VERIFIER_nondet_int() [L720] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L722] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L432] COND TRUE waterLevel < 2 [L433] waterLevel = waterLevel + 1 [L722] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L728] tmp___0 = __VERIFIER_nondet_int() [L730] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L738] tmp___2 = __VERIFIER_nondet_int() [L740] COND FALSE !(\read(tmp___2)) [L744] tmp___1 = __VERIFIER_nondet_int() [L746] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L987] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L994] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L755] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L776] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L783] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L453] int retValue_acc ; [L456] retValue_acc = methaneLevelCritical [L457] return (retValue_acc); [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) [L485] int retValue_acc ; [L488] retValue_acc = waterLevel [L489] return (retValue_acc); [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 [L901] int retValue_acc ; [L904] retValue_acc = pumpRunning [L905] return (retValue_acc); [L673] tmp___1 = isPumpRunning() [L675] 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] [L694] __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 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 554.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.54 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.04 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 966.31 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 2867.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. * Witness Printer took 105.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...