./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/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 eb59a6e6bbeea05d6faf844d6f750609a5360ad9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-cad4683 [2019-10-22 10:14:41,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:41,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:41,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:41,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:41,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:41,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:41,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:41,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:41,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:41,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:41,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:41,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:41,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:41,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:41,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:41,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:41,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:41,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:41,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:41,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:41,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:41,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:41,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:41,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:41,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:41,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:41,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:41,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:41,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:41,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:41,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:41,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:41,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:41,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:41,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:41,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:41,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:41,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:41,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:41,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:41,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:14:41,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:41,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:41,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:14:41,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:14:41,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:41,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:41,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:41,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:14:41,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:14:41,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:14:41,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:41,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:14:41,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:41,924 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:41,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:41,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:41,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:41,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:41,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:41,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:14:41,926 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:14:41,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:14:41,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:14:41,926 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/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/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 -> eb59a6e6bbeea05d6faf844d6f750609a5360ad9 [2019-10-22 10:14:41,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:41,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:41,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:41,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:41,967 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:41,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c [2019-10-22 10:14:42,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/data/4d5dd6606/f6319c69ab2f4db193a9623c0938284e/FLAGee08e9c0d [2019-10-22 10:14:42,440 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:42,441 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c [2019-10-22 10:14:42,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/data/4d5dd6606/f6319c69ab2f4db193a9623c0938284e/FLAGee08e9c0d [2019-10-22 10:14:42,805 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/data/4d5dd6606/f6319c69ab2f4db193a9623c0938284e [2019-10-22 10:14:42,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:42,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:42,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:42,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:42,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:42,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:42" (1/1) ... [2019-10-22 10:14:42,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77cd8244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:42, skipping insertion in model container [2019-10-22 10:14:42,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:42" (1/1) ... [2019-10-22 10:14:42,828 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:42,874 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:43,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:43,186 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:14:43,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:43,274 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:14:43,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43 WrapperNode [2019-10-22 10:14:43,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:43,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:43,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:14:43,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:14:43,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:43,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:14:43,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:14:43,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:14:43,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... [2019-10-22 10:14:43,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:14:43,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:14:43,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:14:43,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:14:43,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/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 [2019-10-22 10:14:43,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:14:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:14:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:14:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:14:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:14:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:14:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:14:43,420 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:14:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:14:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:14:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:14:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:14:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:14:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:14:44,351 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:14:44,352 INFO L284 CfgBuilder]: Removed 42 assume(true) statements. [2019-10-22 10:14:44,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:44 BoogieIcfgContainer [2019-10-22 10:14:44,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:14:44,353 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:14:44,354 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:14:44,364 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:14:44,364 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:44" (1/1) ... [2019-10-22 10:14:44,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:14:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2019-10-22 10:14:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2019-10-22 10:14:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:14:44,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2019-10-22 10:14:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2019-10-22 10:14:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:14:44,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:44,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-10-22 10:14:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-10-22 10:14:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:14:44,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2019-10-22 10:14:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2019-10-22 10:14:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:14:44,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2019-10-22 10:14:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2019-10-22 10:14:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:14:45,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:45,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:45,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2019-10-22 10:14:45,420 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2019-10-22 10:14:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:45,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2019-10-22 10:14:45,482 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2019-10-22 10:14:45,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:45,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:45,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:45,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:45,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2019-10-22 10:14:45,549 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2019-10-22 10:14:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:14:45,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 104 states and 173 transitions. [2019-10-22 10:14:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 173 transitions. [2019-10-22 10:14:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:14:46,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:46,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 109 states and 183 transitions. [2019-10-22 10:14:46,402 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 183 transitions. [2019-10-22 10:14:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:14:46,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:46,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 121 states and 204 transitions. [2019-10-22 10:14:46,999 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 204 transitions. [2019-10-22 10:14:47,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:14:47,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions. [2019-10-22 10:14:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2019-10-22 10:14:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:14:47,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 129 states and 221 transitions. [2019-10-22 10:14:47,374 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 221 transitions. [2019-10-22 10:14:47,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:14:47,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 131 states and 228 transitions. [2019-10-22 10:14:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 228 transitions. [2019-10-22 10:14:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:14:47,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 134 states and 235 transitions. [2019-10-22 10:14:47,757 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 235 transitions. [2019-10-22 10:14:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:14:47,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 237 transitions. [2019-10-22 10:14:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2019-10-22 10:14:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:14:47,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:47,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 238 transitions. [2019-10-22 10:14:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2019-10-22 10:14:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:14:47,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:49,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 152 states and 278 transitions. [2019-10-22 10:14:49,146 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 278 transitions. [2019-10-22 10:14:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:14:49,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 152 states and 276 transitions. [2019-10-22 10:14:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 276 transitions. [2019-10-22 10:14:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 10:14:49,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:49,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:49,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 153 states and 277 transitions. [2019-10-22 10:14:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 277 transitions. [2019-10-22 10:14:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:14:49,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:50,464 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2019-10-22 10:14:50,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:14:50 ImpRootNode [2019-10-22 10:14:50,592 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:14:50,592 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:14:50,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:14:50,593 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:14:50,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:44" (3/4) ... [2019-10-22 10:14:50,598 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:14:50,720 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_834b0270-7e46-4dc9-9916-7eb5e3f92b0b/bin/ukojak/witness.graphml [2019-10-22 10:14:50,720 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:14:50,722 INFO L168 Benchmark]: Toolchain (without parser) took 7908.49 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 242.2 MB). Free memory was 941.8 MB in the beginning and 1.2 GB in the end (delta: -232.4 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:50,724 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:50,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:50,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.06 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:50,726 INFO L168 Benchmark]: Boogie Preprocessor took 27.05 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:50,726 INFO L168 Benchmark]: RCFGBuilder took 1002.22 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: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:50,726 INFO L168 Benchmark]: CodeCheck took 6238.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 104.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -157.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:50,726 INFO L168 Benchmark]: Witness Printer took 127.99 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:50,728 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, 61 locations, 1 error locations. Result: UNSAFE, OverallTime: 6.0s, OverallIterations: 20, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11680840 SDtfs, 3053224 SDslu, 5463316 SDs, 0 SdLazy, 4615324 SolverSat, 1470724 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4492 GetRequests, 4363 SyntacticMatches, 9 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5341 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 524 NumberOfCodeBlocks, 524 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 472 ConstructedInterpolants, 0 QuantifiedInterpolants, 27912 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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: 383]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L48] int waterLevel = 1; [L49] int methaneLevelCritical = 0; [L158] int pumpRunning = 0; [L159] int systemActive = 1; [L458] int cleanupTimeShifts = 4; [L752] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L534] int retValue_acc ; [L535] int tmp ; [L975] int retValue_acc ; [L978] retValue_acc = 1 [L979] return (retValue_acc); [L541] tmp = valid_product() [L543] COND TRUE \read(tmp) [L390] int splverifierCounter ; [L391] int tmp ; [L392] int tmp___0 ; [L393] int tmp___1 ; [L394] int tmp___2 ; [L397] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L399] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L401] COND TRUE splverifierCounter < 4 [L407] tmp = __VERIFIER_nondet_int() [L409] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L411] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L66] COND TRUE waterLevel < 2 [L67] waterLevel = waterLevel + 1 [L411] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L417] tmp___0 = __VERIFIER_nondet_int() [L419] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L421] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L78] COND FALSE !(\read(methaneLevelCritical)) [L81] methaneLevelCritical = 1 [L421] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L427] tmp___2 = __VERIFIER_nondet_int() [L429] COND TRUE \read(tmp___2) [L374] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L446] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L166] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L173] COND TRUE \read(systemActive) [L221] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L224] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L239] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L195] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L198] COND TRUE ! pumpRunning [L318] int retValue_acc ; [L319] int tmp ; [L320] int tmp___0 ; [L128] int retValue_acc ; [L131] COND FALSE !(waterLevel < 2) [L135] retValue_acc = 0 [L136] return (retValue_acc); [L324] tmp = isHighWaterSensorDry() [L326] COND FALSE !(\read(tmp)) [L329] tmp___0 = 1 [L331] retValue_acc = tmp___0 [L332] return (retValue_acc); [L200] tmp = isHighWaterLevel() [L202] COND TRUE \read(tmp) [L249] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L239] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L558] int tmp ; [L559] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L87] int retValue_acc ; [L90] retValue_acc = methaneLevelCritical [L91] return (retValue_acc); [L563] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] tmp = isMethaneLevelCritical() [L565] COND TRUE \read(tmp) [L273] int retValue_acc ; [L276] retValue_acc = pumpRunning [L277] return (retValue_acc); [L567] tmp___0 = isPumpRunning() [L569] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L383] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 460.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.06 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.05 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1002.22 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: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. * CodeCheck took 6238.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 104.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -157.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 127.99 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...