./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/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 9a501726b111b1f6720960f06deb10a2482c5a4b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:10:26,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:10:26,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:10:26,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:10:26,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:10:26,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:10:26,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:10:26,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:10:26,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:10:26,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:10:26,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:10:26,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:10:26,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:10:26,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:10:26,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:10:26,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:10:26,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:10:26,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:10:26,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:10:26,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:10:26,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:10:26,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:10:26,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:10:26,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:10:26,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:10:26,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:10:26,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:10:26,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:10:26,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:10:26,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:10:26,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:10:26,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:10:26,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:10:26,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:10:26,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:10:26,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:10:26,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:10:26,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:10:26,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:10:26,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:10:26,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:10:26,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:10:26,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:10:26,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:10:26,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:10:26,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:10:26,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:10:26,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:10:26,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:10:26,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:10:26,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:10:26,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:10:26,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:10:26,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:10:26,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:10:26,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:10:26,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:10:26,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:10:26,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:10:26,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:10:26,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:10:26,538 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:10:26,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:10:26,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:10:26,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:10:26,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:10:26,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:10:26,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:10:26,540 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:10:26,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:10:26,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:10:26,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/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 -> 9a501726b111b1f6720960f06deb10a2482c5a4b [2019-11-26 02:10:26,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:10:26,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:10:26,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:10:26,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:10:26,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:10:26,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator.cil.c [2019-11-26 02:10:26,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/data/11ddd0c4e/32498689a2ff45c99e8e4f78ac8eb4de/FLAG54b75d6bb [2019-11-26 02:10:27,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:10:27,289 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/sv-benchmarks/c/product-lines/minepump_spec1_productSimulator.cil.c [2019-11-26 02:10:27,301 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/data/11ddd0c4e/32498689a2ff45c99e8e4f78ac8eb4de/FLAG54b75d6bb [2019-11-26 02:10:27,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/data/11ddd0c4e/32498689a2ff45c99e8e4f78ac8eb4de [2019-11-26 02:10:27,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:10:27,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:10:27,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:10:27,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:10:27,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:10:27,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:10:27" (1/1) ... [2019-11-26 02:10:27,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f046b33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:27, skipping insertion in model container [2019-11-26 02:10:27,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:10:27" (1/1) ... [2019-11-26 02:10:27,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:10:27,782 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:10:28,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:10:28,143 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:10:28,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:10:28,304 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:10:28,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28 WrapperNode [2019-11-26 02:10:28,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:10:28,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:10:28,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:10:28,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:10:28,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:10:28,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:10:28,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:10:28,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:10:28,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... [2019-11-26 02:10:28,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:10:28,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:10:28,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:10:28,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:10:28,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:10:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:10:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2019-11-26 02:10:28,462 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2019-11-26 02:10:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:10:28,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:10:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:10:28,463 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:10:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:10:28,463 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:10:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2019-11-26 02:10:28,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2019-11-26 02:10:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:10:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:10:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2019-11-26 02:10:28,464 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2019-11-26 02:10:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2019-11-26 02:10:28,465 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2019-11-26 02:10:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-26 02:10:28,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-26 02:10:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:10:28,465 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:10:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:10:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-26 02:10:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-26 02:10:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:10:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:10:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:10:28,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:10:29,448 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:10:29,448 INFO L284 CfgBuilder]: Removed 50 assume(true) statements. [2019-11-26 02:10:29,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:10:29 BoogieIcfgContainer [2019-11-26 02:10:29,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:10:29,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:10:29,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:10:29,459 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:10:29,459 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:10:29" (1/1) ... [2019-11-26 02:10:29,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:10:29,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:29,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 144 transitions. [2019-11-26 02:10:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 144 transitions. [2019-11-26 02:10:29,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:10:29,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2019-11-26 02:10:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2019-11-26 02:10:29,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:10:29,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:30,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 145 transitions. [2019-11-26 02:10:30,001 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2019-11-26 02:10:30,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:10:30,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 177 transitions. [2019-11-26 02:10:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 177 transitions. [2019-11-26 02:10:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:10:30,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:30,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:31,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:31,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 204 transitions. [2019-11-26 02:10:31,080 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2019-11-26 02:10:31,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:10:31,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:31,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:31,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 205 transitions. [2019-11-26 02:10:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2019-11-26 02:10:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:10:31,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:31,363 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:31,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 136 states and 222 transitions. [2019-11-26 02:10:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 222 transitions. [2019-11-26 02:10:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:10:31,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:31,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 137 states and 224 transitions. [2019-11-26 02:10:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2019-11-26 02:10:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:10:31,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:31,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 138 states and 225 transitions. [2019-11-26 02:10:31,855 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2019-11-26 02:10:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:10:31,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 142 states and 231 transitions. [2019-11-26 02:10:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2019-11-26 02:10:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:10:31,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:33,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 162 states and 276 transitions. [2019-11-26 02:10:33,486 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2019-11-26 02:10:33,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:10:33,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 169 states and 298 transitions. [2019-11-26 02:10:33,837 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 298 transitions. [2019-11-26 02:10:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:10:33,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 170 states and 299 transitions. [2019-11-26 02:10:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 299 transitions. [2019-11-26 02:10:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:10:33,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:33,970 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:33,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 171 states and 300 transitions. [2019-11-26 02:10:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2019-11-26 02:10:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:10:34,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:34,049 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:34,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 176 states and 319 transitions. [2019-11-26 02:10:34,265 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 319 transitions. [2019-11-26 02:10:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-26 02:10:34,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 177 states and 320 transitions. [2019-11-26 02:10:34,316 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 320 transitions. [2019-11-26 02:10:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:10:34,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:34,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 179 states and 322 transitions. [2019-11-26 02:10:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 322 transitions. [2019-11-26 02:10:34,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 02:10:34,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 183 states and 342 transitions. [2019-11-26 02:10:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 342 transitions. [2019-11-26 02:10:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:10:34,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 186 states and 351 transitions. [2019-11-26 02:10:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 351 transitions. [2019-11-26 02:10:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:10:35,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 188 states and 354 transitions. [2019-11-26 02:10:35,201 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 354 transitions. [2019-11-26 02:10:35,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:10:35,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:35,257 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 190 states and 356 transitions. [2019-11-26 02:10:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 356 transitions. [2019-11-26 02:10:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:10:35,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 193 states and 365 transitions. [2019-11-26 02:10:35,561 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 365 transitions. [2019-11-26 02:10:35,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:10:35,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:35,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 193 states and 363 transitions. [2019-11-26 02:10:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 363 transitions. [2019-11-26 02:10:35,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:10:35,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:35,712 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 195 states and 370 transitions. [2019-11-26 02:10:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 370 transitions. [2019-11-26 02:10:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:10:35,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:35,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:35,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 195 states and 365 transitions. [2019-11-26 02:10:35,979 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 365 transitions. [2019-11-26 02:10:35,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 02:10:35,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-26 02:10:36,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:36,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 202 states and 390 transitions. [2019-11-26 02:10:36,638 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 390 transitions. [2019-11-26 02:10:36,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:10:36,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:36,667 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-26 02:10:37,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:37,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 209 states and 417 transitions. [2019-11-26 02:10:37,439 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 417 transitions. [2019-11-26 02:10:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:10:37,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 209 states and 415 transitions. [2019-11-26 02:10:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 415 transitions. [2019-11-26 02:10:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:10:37,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:38,072 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:40,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 226 states and 468 transitions. [2019-11-26 02:10:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 468 transitions. [2019-11-26 02:10:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:10:40,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:41,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:42,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:42,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 232 states and 488 transitions. [2019-11-26 02:10:42,789 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 488 transitions. [2019-11-26 02:10:42,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:10:42,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 234 states and 492 transitions. [2019-11-26 02:10:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 492 transitions. [2019-11-26 02:10:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:10:42,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:43,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-26 02:10:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:10:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 236 states and 495 transitions. [2019-11-26 02:10:43,180 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 495 transitions. [2019-11-26 02:10:43,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:10:43,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:10:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:10:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:10:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:10:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:10:43,705 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2019-11-26 02:10:44,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:10:44 ImpRootNode [2019-11-26 02:10:44,026 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:10:44,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:10:44,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:10:44,027 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:10:44,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:10:29" (3/4) ... [2019-11-26 02:10:44,030 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:10:44,235 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_46786add-5644-476c-bde0-a023230a07f4/bin/ukojak/witness.graphml [2019-11-26 02:10:44,235 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:10:44,237 INFO L168 Benchmark]: Toolchain (without parser) took 16515.11 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 343.4 MB). Free memory was 939.4 MB in the beginning and 843.3 MB in the end (delta: 96.1 MB). Peak memory consumption was 439.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:44,238 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:10:44,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:44,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:10:44,239 INFO L168 Benchmark]: Boogie Preprocessor took 35.36 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:44,239 INFO L168 Benchmark]: RCFGBuilder took 1047.96 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: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:44,240 INFO L168 Benchmark]: CodeCheck took 14576.34 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 201.3 MB). Free memory was 1.0 GB in the beginning and 875.7 MB in the end (delta: 151.5 MB). Peak memory consumption was 352.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:44,240 INFO L168 Benchmark]: Witness Printer took 208.47 ms. Allocated memory is still 1.4 GB. Free memory was 875.7 MB in the beginning and 843.3 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:44,242 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 13 procedures, 102 locations, 1 error locations. Result: UNSAFE, OverallTime: 14.2s, OverallIterations: 32, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1879537376 SDtfs, 1485057540 SDslu, 1607047016 SDs, 0 SdLazy, 1645141960 SolverSat, 1140040128 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16732 GetRequests, 16425 SyntacticMatches, 117 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15510 ImplicationChecksByTransitivity, 9.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1774 NumberOfCodeBlocks, 1774 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1677 ConstructedInterpolants, 0 QuantifiedInterpolants, 240045 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 31 PerfectInterpolantSequences, 950/950 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: 1021]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int __SELECTED_FEATURE_base ; [L41] int __SELECTED_FEATURE_highWaterSensor ; [L42] int __SELECTED_FEATURE_lowWaterSensor ; [L43] int __SELECTED_FEATURE_methaneQuery ; [L44] int __SELECTED_FEATURE_methaneAlarm ; [L45] int __SELECTED_FEATURE_stopCommand ; [L46] int __SELECTED_FEATURE_startCommand ; [L47] int __GUIDSL_ROOT_PRODUCTION ; [L140] int pumpRunning = 0; [L141] int systemActive = 1; [L914] int waterLevel = 1; [L915] int methaneLevelCritical = 0; [L1026] int cleanupTimeShifts = 4; [L641] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L1099] int retValue_acc ; [L1100] int tmp ; [L872] __GUIDSL_ROOT_PRODUCTION = 1 [L857] __SELECTED_FEATURE_base = 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L858] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L858] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L858] __SELECTED_FEATURE_highWaterSensor = select_one() [L859] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L859] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] __SELECTED_FEATURE_lowWaterSensor = select_one() [L860] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L860] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L860] __SELECTED_FEATURE_methaneQuery = select_one() [L861] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L861] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L861] __SELECTED_FEATURE_methaneAlarm = select_one() [L862] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L862] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L862] __SELECTED_FEATURE_stopCommand = select_one() [L863] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] return (retValue_acc); [L863] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L863] __SELECTED_FEATURE_startCommand = select_one() [L877] int retValue_acc ; [L880] retValue_acc = __SELECTED_FEATURE_base [L881] return (retValue_acc); [L1106] tmp = valid_product() [L1108] COND TRUE \read(tmp) [L55] int splverifierCounter ; [L56] int tmp ; [L57] int tmp___0 ; [L58] int tmp___1 ; [L59] int tmp___2 ; [L62] splverifierCounter = 0 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L64] COND TRUE 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L66] COND TRUE splverifierCounter < 4 [L72] tmp = __VERIFIER_nondet_int() [L74] COND TRUE \read(tmp) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L76] CALL waterRise() VAL [\old(waterLevel)=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L932] COND TRUE waterLevel < 2 [L933] waterLevel = waterLevel + 1 [L76] RET waterRise() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L82] tmp___0 = __VERIFIER_nondet_int() [L84] COND TRUE \read(tmp___0) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L944] COND FALSE !(\read(methaneLevelCritical)) [L947] methaneLevelCritical = 1 [L86] RET changeMethaneLevel() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L92] tmp___2 = __VERIFIER_nondet_int() [L94] COND TRUE \read(tmp___2) [L95] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L119] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L148] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L155] COND TRUE \read(systemActive) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L291] COND TRUE \read(__SELECTED_FEATURE_methaneAlarm) [L263] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L266] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L281] CALL processEnvironment__before__methaneAlarm() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L248] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L255] CALL processEnvironment__before__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L205] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L177] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L180] COND TRUE ! pumpRunning [L411] int retValue_acc ; [L412] int tmp ; [L413] int tmp___0 ; [L994] int retValue_acc ; [L997] COND FALSE !(waterLevel < 2) [L1001] retValue_acc = 0 [L1002] return (retValue_acc); [L417] tmp = isHighWaterSensorDry() [L419] COND FALSE !(\read(tmp)) [L422] tmp___0 = 1 [L424] retValue_acc = tmp___0 [L425] return (retValue_acc); [L182] tmp = isHighWaterLevel() [L184] COND TRUE \read(tmp) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L333] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L340] CALL activatePump__before__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L308] pumpRunning = 1 [L340] RET activatePump__before__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L255] RET processEnvironment__before__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L281] RET processEnvironment__before__methaneAlarm() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L888] int tmp ; [L889] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L893] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L953] int retValue_acc ; [L956] retValue_acc = methaneLevelCritical [L957] return (retValue_acc); [L893] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L893] tmp = isMethaneLevelCritical() [L895] COND TRUE \read(tmp) [L366] int retValue_acc ; [L369] retValue_acc = pumpRunning [L370] return (retValue_acc); [L897] tmp___0 = isPumpRunning() [L899] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L1021] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=-1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=-1, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, 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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 582.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.36 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1047.96 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: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * CodeCheck took 14576.34 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 201.3 MB). Free memory was 1.0 GB in the beginning and 875.7 MB in the end (delta: 151.5 MB). Peak memory consumption was 352.8 MB. Max. memory is 11.5 GB. * Witness Printer took 208.47 ms. Allocated memory is still 1.4 GB. Free memory was 875.7 MB in the beginning and 843.3 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...