./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 819302d502bd29dfc7f35c4978782987c3bcd65f .............................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.0-a4ecdab [2020-11-29 18:42:40,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:42:40,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:42:40,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:42:40,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:42:40,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:42:40,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:42:40,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:42:40,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:42:40,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:42:40,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:42:40,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:42:40,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:42:40,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:42:40,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:42:40,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:42:40,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:42:40,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:42:40,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:42:40,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:42:40,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:42:40,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:42:40,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:42:40,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:42:40,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:42:40,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:42:40,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:42:40,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:42:40,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:42:40,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:42:40,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:42:40,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:42:40,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:42:40,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:42:40,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:42:40,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:42:40,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:42:40,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:42:40,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:42:40,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:42:40,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:42:40,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 18:42:40,991 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:42:40,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:42:40,993 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:42:40,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:42:40,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:42:40,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:42:40,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:42:40,996 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:42:40,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:42:40,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:42:40,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:42:40,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:42:40,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:42:40,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:42:40,999 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:42:40,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:42:41,000 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:42:41,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:42:41,000 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:42:41,000 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:42:41,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:42:41,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:42:41,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:42:41,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:42:41,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:42:41,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:42:41,002 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:42:41,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:42:41,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:42:41,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 819302d502bd29dfc7f35c4978782987c3bcd65f [2020-11-29 18:42:41,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:42:41,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:42:41,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:42:41,394 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:42:41,395 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:42:41,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2020-11-29 18:42:41,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/data/51ab398a7/a92d6fe25c6a431daa7508796aa79760/FLAG7b05cc4d8 [2020-11-29 18:42:42,121 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:42:42,122 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2020-11-29 18:42:42,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/data/51ab398a7/a92d6fe25c6a431daa7508796aa79760/FLAG7b05cc4d8 [2020-11-29 18:42:42,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/data/51ab398a7/a92d6fe25c6a431daa7508796aa79760 [2020-11-29 18:42:42,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:42:42,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:42:42,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:42:42,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:42:42,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:42:42,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:42:42" (1/1) ... [2020-11-29 18:42:42,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369c6625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:42, skipping insertion in model container [2020-11-29 18:42:42,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:42:42" (1/1) ... [2020-11-29 18:42:42,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:42:42,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:42:43,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:42:43,024 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:42:43,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:42:43,193 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:42:43,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43 WrapperNode [2020-11-29 18:42:43,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:42:43,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:42:43,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:42:43,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:42:43,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:42:43,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:42:43,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:42:43,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:42:43,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... [2020-11-29 18:42:43,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:42:43,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:42:43,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:42:43,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:42:43,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:42:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/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 [2020-11-29 18:42:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:42:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 18:42:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 18:42:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 18:42:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 18:42:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 18:42:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 18:42:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 18:42:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 18:42:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 18:42:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 18:42:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-29 18:42:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-29 18:42:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-29 18:42:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-29 18:42:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:42:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 18:42:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 18:42:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:42:43,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:42:45,427 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:42:45,427 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-29 18:42:45,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:42:45 BoogieIcfgContainer [2020-11-29 18:42:45,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:42:45,432 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:42:45,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:42:45,448 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:42:45,448 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:42:45" (1/1) ... [2020-11-29 18:42:45,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:42:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2020-11-29 18:42:45,533 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2020-11-29 18:42:45,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 18:42:45,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2020-11-29 18:42:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2020-11-29 18:42:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 18:42:45,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:46,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2020-11-29 18:42:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2020-11-29 18:42:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 18:42:46,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:46,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2020-11-29 18:42:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2020-11-29 18:42:46,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 18:42:46,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:47,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:48,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2020-11-29 18:42:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2020-11-29 18:42:48,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 18:42:48,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:48,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2020-11-29 18:42:48,359 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2020-11-29 18:42:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 18:42:48,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:48,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2020-11-29 18:42:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2020-11-29 18:42:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 18:42:48,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 103 states and 173 transitions. [2020-11-29 18:42:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 173 transitions. [2020-11-29 18:42:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 18:42:50,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:51,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2020-11-29 18:42:51,488 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2020-11-29 18:42:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 18:42:51,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:51,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 18:42:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 114 states and 201 transitions. [2020-11-29 18:42:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 201 transitions. [2020-11-29 18:42:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 18:42:52,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:52,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 18:42:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 116 states and 202 transitions. [2020-11-29 18:42:53,020 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 202 transitions. [2020-11-29 18:42:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 18:42:53,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:42:53,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:42:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:42:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 117 states and 203 transitions. [2020-11-29 18:42:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 203 transitions. [2020-11-29 18:42:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 18:42:53,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:42:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:42:53,285 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:42:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:42:53,368 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:42:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:42:53,692 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:42:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:42:53,860 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:42:53,988 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2020-11-29 18:42:54,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 06:42:54 ImpRootNode [2020-11-29 18:42:54,277 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 18:42:54,278 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:42:54,278 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:42:54,279 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:42:54,279 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:42:45" (3/4) ... [2020-11-29 18:42:54,282 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 18:42:54,499 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_61d8b821-4bd3-4e85-babe-63e4c6494635/bin/ukojak/witness.graphml [2020-11-29 18:42:54,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:42:54,502 INFO L168 Benchmark]: Toolchain (without parser) took 12095.85 ms. Allocated memory was 94.4 MB in the beginning and 197.1 MB in the end (delta: 102.8 MB). Free memory was 58.8 MB in the beginning and 148.4 MB in the end (delta: -89.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,503 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 94.4 MB. Free memory was 69.2 MB in the beginning and 69.2 MB in the end (delta: 28.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:42:54,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.97 ms. Allocated memory is still 94.4 MB. Free memory was 58.5 MB in the beginning and 60.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.95 ms. Allocated memory is still 94.4 MB. Free memory was 60.4 MB in the beginning and 58.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,505 INFO L168 Benchmark]: Boogie Preprocessor took 82.93 ms. Allocated memory is still 94.4 MB. Free memory was 58.0 MB in the beginning and 55.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,506 INFO L168 Benchmark]: RCFGBuilder took 2054.69 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 55.8 MB in the beginning and 57.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,506 INFO L168 Benchmark]: CodeCheck took 8845.93 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 57.2 MB in the beginning and 161.0 MB in the end (delta: -103.7 MB). Peak memory consumption was 85.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,507 INFO L168 Benchmark]: Witness Printer took 221.56 ms. Allocated memory is still 197.1 MB. Free memory was 159.9 MB in the beginning and 148.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:42:54,511 INFO L339 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, 60 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.5s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 47696 SDtfs, 15536 SDslu, 29772 SDs, 0 SdLazy, 36894 SolverSat, 11718 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2672 GetRequests, 2558 SyntacticMatches, 4 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4127 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 316 NumberOfCodeBlocks, 316 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 17861 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 4/4 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L49] int waterLevel = 1; [L50] int methaneLevelCritical = 0; [L147] int cleanupTimeShifts = 4; [L288] int pumpRunning = 0; [L289] int systemActive = 1; [L711] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L226] int retValue_acc ; [L227] int tmp ; [L275] int retValue_acc ; [L278] retValue_acc = 1 [L279] return (retValue_acc); [L233] tmp = valid_product() [L235] COND TRUE \read(tmp) [L476] int splverifierCounter ; [L477] int tmp ; [L478] int tmp___0 ; [L479] int tmp___1 ; [L480] int tmp___2 ; [L483] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L485] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L487] COND TRUE splverifierCounter < 4 [L493] tmp = __VERIFIER_nondet_int() [L495] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L497] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] COND TRUE waterLevel < 2 [L68] waterLevel = waterLevel + 1 [L497] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L503] tmp___0 = __VERIFIER_nondet_int() [L505] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L513] tmp___2 = __VERIFIER_nondet_int() [L515] COND FALSE !(\read(tmp___2)) [L521] tmp___1 = __VERIFIER_nondet_int() [L523] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L530] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L296] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L303] COND TRUE \read(systemActive) [L351] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L354] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L369] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L325] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L328] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L343] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L369] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L909] int tmp ; [L910] int tmp___0 ; [L911] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L915] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L915] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L915] tmp = isMethaneLevelCritical() [L917] COND FALSE !(\read(tmp)) [L120] int retValue_acc ; [L123] retValue_acc = waterLevel [L124] return (retValue_acc); [L921] tmp___0 = getWaterLevel() [L923] COND TRUE tmp___0 == 2 [L403] int retValue_acc ; [L406] retValue_acc = pumpRunning [L407] return (retValue_acc); [L925] tmp___1 = isPumpRunning() [L927] 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] [L3] __assert_fail("0", "minepump_spec3_product22.cil.c", 3, "reach_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 0.36 ms. Allocated memory is still 94.4 MB. Free memory was 69.2 MB in the beginning and 69.2 MB in the end (delta: 28.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 786.97 ms. Allocated memory is still 94.4 MB. Free memory was 58.5 MB in the beginning and 60.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.95 ms. Allocated memory is still 94.4 MB. Free memory was 60.4 MB in the beginning and 58.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 82.93 ms. Allocated memory is still 94.4 MB. Free memory was 58.0 MB in the beginning and 55.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2054.69 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 55.8 MB in the beginning and 57.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. * CodeCheck took 8845.93 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 57.2 MB in the beginning and 161.0 MB in the end (delta: -103.7 MB). Peak memory consumption was 85.4 MB. Max. memory is 16.1 GB. * Witness Printer took 221.56 ms. Allocated memory is still 197.1 MB. Free memory was 159.9 MB in the beginning and 148.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...