./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.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_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/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 5ac89a83bf5f8cec9ed1c7380129a7935c1d366c ........................................................................................................................................................................................................................................................................................................................................................ 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 22:41:31,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 22:41:31,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 22:41:31,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 22:41:31,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 22:41:31,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 22:41:31,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 22:41:31,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 22:41:31,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 22:41:31,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 22:41:31,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 22:41:31,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 22:41:31,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 22:41:31,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 22:41:31,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 22:41:31,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 22:41:31,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 22:41:31,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 22:41:31,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 22:41:31,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 22:41:31,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 22:41:31,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 22:41:31,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 22:41:31,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 22:41:31,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 22:41:31,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 22:41:31,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 22:41:31,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 22:41:31,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 22:41:31,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 22:41:31,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 22:41:31,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 22:41:31,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 22:41:31,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 22:41:31,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 22:41:31,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 22:41:31,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 22:41:31,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 22:41:31,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 22:41:31,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 22:41:31,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 22:41:31,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 22:41:31,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 22:41:31,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 22:41:31,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 22:41:31,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 22:41:31,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 22:41:31,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 22:41:31,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 22:41:31,968 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 22:41:31,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 22:41:31,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 22:41:31,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 22:41:31,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 22:41:31,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 22:41:31,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 22:41:31,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 22:41:31,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 22:41:31,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 22:41:31,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 22:41:31,970 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 22:41:31,970 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 22:41:31,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 22:41:31,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 22:41:31,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 22:41:31,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 22:41:31,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 22:41:31,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 22:41:31,971 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 22:41:31,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 22:41:31,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 22:41:31,971 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_5a38902f-5496-4848-9fd4-62987e283287/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 -> 5ac89a83bf5f8cec9ed1c7380129a7935c1d366c [2019-12-01 22:41:32,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 22:41:32,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 22:41:32,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 22:41:32,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 22:41:32,101 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 22:41:32,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2019-12-01 22:41:32,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/data/cf1083351/9e2def2f10e34663aa6d81622f0c4a52/FLAG59b6413a8 [2019-12-01 22:41:32,514 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 22:41:32,514 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2019-12-01 22:41:32,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/data/cf1083351/9e2def2f10e34663aa6d81622f0c4a52/FLAG59b6413a8 [2019-12-01 22:41:32,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/data/cf1083351/9e2def2f10e34663aa6d81622f0c4a52 [2019-12-01 22:41:32,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 22:41:32,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 22:41:32,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 22:41:32,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 22:41:32,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 22:41:32,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:41:32" (1/1) ... [2019-12-01 22:41:32,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de46377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:32, skipping insertion in model container [2019-12-01 22:41:32,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:41:32" (1/1) ... [2019-12-01 22:41:32,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 22:41:32,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 22:41:33,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 22:41:33,167 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 22:41:33,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 22:41:33,229 INFO L208 MainTranslator]: Completed translation [2019-12-01 22:41:33,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33 WrapperNode [2019-12-01 22:41:33,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 22:41:33,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 22:41:33,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 22:41:33,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 22:41:33,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 22:41:33,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 22:41:33,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 22:41:33,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 22:41:33,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 22:41:33,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 22:41:33,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 22:41:33,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 22:41:33,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:41:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/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 22:41:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 22:41:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 22:41:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 22:41:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 22:41:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 22:41:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 22:41:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 22:41:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 22:41:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 22:41:33,331 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 22:41:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 22:41:33,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 22:41:33,331 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 22:41:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 22:41:33,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 22:41:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 22:41:33,790 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 22:41:33,791 INFO L287 CfgBuilder]: Removed 36 assume(true) statements. [2019-12-01 22:41:33,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:41:33 BoogieIcfgContainer [2019-12-01 22:41:33,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 22:41:33,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 22:41:33,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 22:41:33,802 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 22:41:33,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:41:33" (1/1) ... [2019-12-01 22:41:33,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 22:41:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-12-01 22:41:33,846 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-12-01 22:41:33,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 22:41:33,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,002 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 22:41:34,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-12-01 22:41:34,012 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-12-01 22:41:34,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 22:41:34,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 22:41:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-01 22:41:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-01 22:41:34,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 22:41:34,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,156 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 22:41:34,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2019-12-01 22:41:34,254 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-12-01 22:41:34,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 22:41:34,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,288 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 22:41:34,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2019-12-01 22:41:34,297 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2019-12-01 22:41:34,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 22:41:34,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,324 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 22:41:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2019-12-01 22:41:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2019-12-01 22:41:34,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 22:41:34,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,378 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 22:41:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2019-12-01 22:41:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2019-12-01 22:41:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 22:41:34,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,571 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 22:41:34,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2019-12-01 22:41:34,580 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2019-12-01 22:41:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 22:41:34,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,607 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 22:41:34,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:34,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2019-12-01 22:41:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2019-12-01 22:41:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 22:41:34,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 22:41:34,692 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 22:41:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 22:41:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2019-12-01 22:41:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2019-12-01 22:41:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 22:41:35,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 22:41:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 22:41:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 22:41:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 22:41:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 22:41:35,351 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-12-01 22:41:35,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:41:35 ImpRootNode [2019-12-01 22:41:35,442 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 22:41:35,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 22:41:35,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 22:41:35,443 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 22:41:35,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:41:33" (3/4) ... [2019-12-01 22:41:35,444 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 22:41:35,538 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5a38902f-5496-4848-9fd4-62987e283287/bin/ukojak/witness.graphml [2019-12-01 22:41:35,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 22:41:35,539 INFO L168 Benchmark]: Toolchain (without parser) took 2622.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 936.6 MB in the beginning and 983.7 MB in the end (delta: -47.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,540 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 954.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 22:41:35,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,540 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,541 INFO L168 Benchmark]: Boogie Preprocessor took 21.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,541 INFO L168 Benchmark]: RCFGBuilder took 503.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,541 INFO L168 Benchmark]: CodeCheck took 1649.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 997.7 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,541 INFO L168 Benchmark]: Witness Printer took 95.61 ms. Allocated memory is still 1.1 GB. Free memory was 997.7 MB in the beginning and 983.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2019-12-01 22:41:35,543 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 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.5s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11148 SDtfs, 3364 SDslu, 5124 SDs, 0 SdLazy, 4250 SolverSat, 1142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1555 GetRequests, 1515 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 188 ConstructedInterpolants, 0 QuantifiedInterpolants, 8636 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 506]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L413] int waterLevel = 1; [L414] int methaneLevelCritical = 0; [L582] int pumpRunning = 0; [L583] int systemActive = 1; [L735] int cleanupTimeShifts = 4; [L811] int retValue_acc ; [L812] int tmp ; [L860] int retValue_acc ; [L863] retValue_acc = 1 [L864] return (retValue_acc); [L818] tmp = valid_product() [L820] COND TRUE \read(tmp) [L514] int splverifierCounter ; [L515] int tmp ; [L516] int tmp___0 ; [L517] int tmp___1 ; [L518] int tmp___2 ; [L521] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L523] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] COND TRUE splverifierCounter < 4 [L531] tmp = __VERIFIER_nondet_int() [L533] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L535] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE waterLevel < 2 [L432] waterLevel = waterLevel + 1 [L535] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L541] tmp___0 = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L551] tmp___2 = __VERIFIER_nondet_int() [L553] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L590] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND TRUE \read(systemActive) [L619] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L622] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L637] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L870] int tmp ; [L871] int tmp___0 ; [L872] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int retValue_acc ; [L455] retValue_acc = methaneLevelCritical [L456] return (retValue_acc); [L876] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] tmp = isMethaneLevelCritical() [L878] COND FALSE !(\read(tmp)) [L484] int retValue_acc ; [L487] retValue_acc = waterLevel [L488] return (retValue_acc); [L882] tmp___0 = getWaterLevel() [L884] COND TRUE tmp___0 == 2 [L671] int retValue_acc ; [L674] retValue_acc = pumpRunning [L675] return (retValue_acc); [L886] tmp___1 = isPumpRunning() [L888] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L506] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 954.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 503.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1649.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 997.7 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Witness Printer took 95.61 ms. Allocated memory is still 1.1 GB. Free memory was 997.7 MB in the beginning and 983.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...