./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product52_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product52_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb59a6e6bbeea05d6faf844d6f750609a5360ad9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 14:48:05,963 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 14:48:05,964 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 14:48:05,970 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 14:48:05,970 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 14:48:05,971 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 14:48:05,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 14:48:05,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 14:48:05,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 14:48:05,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 14:48:05,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 14:48:05,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 14:48:05,974 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 14:48:05,975 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 14:48:05,975 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 14:48:05,976 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 14:48:05,976 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 14:48:05,977 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 14:48:05,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 14:48:05,979 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 14:48:05,979 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 14:48:05,980 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 14:48:05,981 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 14:48:05,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 14:48:05,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 14:48:05,982 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 14:48:05,982 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 14:48:05,983 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 14:48:05,983 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 14:48:05,984 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 14:48:05,984 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 14:48:05,984 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 14:48:05,984 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 14:48:05,985 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 14:48:05,985 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 14:48:05,985 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 14:48:05,986 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 14:48:05,993 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 14:48:05,993 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 14:48:05,994 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 14:48:05,994 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 14:48:05,994 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 14:48:05,994 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 14:48:05,994 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 14:48:05,994 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 14:48:05,994 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 14:48:05,995 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 14:48:05,995 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 14:48:05,996 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 14:48:05,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 14:48:05,996 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb59a6e6bbeea05d6faf844d6f750609a5360ad9 [2018-12-01 14:48:06,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 14:48:06,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 14:48:06,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 14:48:06,025 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 14:48:06,025 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 14:48:06,025 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product52_false-unreach-call_false-termination.cil.c [2018-12-01 14:48:06,062 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/data/25c61be68/f94ca1eb163543f7a1336695ae8d7ad5/FLAG941805e42 [2018-12-01 14:48:06,505 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 14:48:06,505 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/sv-benchmarks/c/product-lines/minepump_spec1_product52_false-unreach-call_false-termination.cil.c [2018-12-01 14:48:06,511 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/data/25c61be68/f94ca1eb163543f7a1336695ae8d7ad5/FLAG941805e42 [2018-12-01 14:48:06,519 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/data/25c61be68/f94ca1eb163543f7a1336695ae8d7ad5 [2018-12-01 14:48:06,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 14:48:06,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 14:48:06,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 14:48:06,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 14:48:06,524 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 14:48:06,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06, skipping insertion in model container [2018-12-01 14:48:06,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 14:48:06,557 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 14:48:06,715 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:48:06,752 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 14:48:06,795 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:48:06,809 INFO L195 MainTranslator]: Completed translation [2018-12-01 14:48:06,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06 WrapperNode [2018-12-01 14:48:06,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 14:48:06,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 14:48:06,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 14:48:06,810 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 14:48:06,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 14:48:06,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 14:48:06,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 14:48:06,853 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 14:48:06,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... [2018-12-01 14:48:06,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 14:48:06,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 14:48:06,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 14:48:06,873 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 14:48:06,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:48:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/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 [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 14:48:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 14:48:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 14:48:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 14:48:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 14:48:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 14:48:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 14:48:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 14:48:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 14:48:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 14:48:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 14:48:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 14:48:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 14:48:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 14:48:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 14:48:07,294 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 14:48:07,294 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-12-01 14:48:07,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:48:07 BoogieIcfgContainer [2018-12-01 14:48:07,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 14:48:07,295 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 14:48:07,295 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 14:48:07,304 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 14:48:07,304 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:48:07" (1/1) ... [2018-12-01 14:48:07,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 14:48:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2018-12-01 14:48:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2018-12-01 14:48:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 14:48:07,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:07,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-12-01 14:48:07,460 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-12-01 14:48:07,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 14:48:07,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2018-12-01 14:48:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2018-12-01 14:48:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 14:48:07,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:07,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2018-12-01 14:48:07,589 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2018-12-01 14:48:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 14:48:07,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2018-12-01 14:48:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2018-12-01 14:48:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 14:48:07,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions. [2018-12-01 14:48:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2018-12-01 14:48:07,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 14:48:07,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2018-12-01 14:48:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2018-12-01 14:48:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 14:48:07,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:08,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:08,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 93 states and 144 transitions. [2018-12-01 14:48:08,047 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 144 transitions. [2018-12-01 14:48:08,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 14:48:08,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 96 states and 151 transitions. [2018-12-01 14:48:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 151 transitions. [2018-12-01 14:48:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 14:48:08,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:08,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:08,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 152 transitions. [2018-12-01 14:48:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2018-12-01 14:48:08,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 14:48:08,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:08,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 116 states and 192 transitions. [2018-12-01 14:48:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 192 transitions. [2018-12-01 14:48:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 14:48:08,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:09,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 199 transitions. [2018-12-01 14:48:09,007 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2018-12-01 14:48:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 14:48:09,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:09,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2018-12-01 14:48:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2018-12-01 14:48:09,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 14:48:09,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:09,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:09,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 127 states and 216 transitions. [2018-12-01 14:48:09,162 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2018-12-01 14:48:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 14:48:09,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 128 states and 217 transitions. [2018-12-01 14:48:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 217 transitions. [2018-12-01 14:48:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 14:48:09,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:09,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:09,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 133 states and 226 transitions. [2018-12-01 14:48:09,239 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 226 transitions. [2018-12-01 14:48:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 14:48:09,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:09,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 135 states and 233 transitions. [2018-12-01 14:48:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 233 transitions. [2018-12-01 14:48:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 14:48:09,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 150 states and 272 transitions. [2018-12-01 14:48:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 272 transitions. [2018-12-01 14:48:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 14:48:10,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:48:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:48:10,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:48:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 273 transitions. [2018-12-01 14:48:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 273 transitions. [2018-12-01 14:48:10,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 14:48:10,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:48:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:48:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:48:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:48:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:48:10,440 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2018-12-01 14:48:10,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 02:48:10 ImpRootNode [2018-12-01 14:48:10,504 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 14:48:10,504 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 14:48:10,504 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 14:48:10,504 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 14:48:10,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:48:07" (3/4) ... [2018-12-01 14:48:10,506 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 14:48:10,580 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bd098c46-f16c-412d-b59c-8bbddc4f6754/bin-2019/ukojak/witness.graphml [2018-12-01 14:48:10,580 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 14:48:10,581 INFO L168 Benchmark]: Toolchain (without parser) took 4059.85 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 169.3 MB. Max. memory is 11.5 GB. [2018-12-01 14:48:10,581 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:48:10,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -163.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-01 14:48:10,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.19 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. [2018-12-01 14:48:10,582 INFO L168 Benchmark]: Boogie Preprocessor took 19.74 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. [2018-12-01 14:48:10,582 INFO L168 Benchmark]: RCFGBuilder took 421.52 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: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. [2018-12-01 14:48:10,582 INFO L168 Benchmark]: CodeCheck took 3209.03 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 189.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -76.8 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. [2018-12-01 14:48:10,583 INFO L168 Benchmark]: Witness Printer took 76.20 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-01 14:48:10,584 INFO L336 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, 84 locations, 1 error locations. UNSAFE Result, 3.1s OverallTime, 19 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5732048 SDtfs, 1300452 SDslu, 2315652 SDs, 0 SdLazy, 1794912 SolverSat, 625756 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4097 GetRequests, 3972 SyntacticMatches, 13 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4649 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 25443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 383]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L48] int waterLevel = 1; [L49] int methaneLevelCritical = 0; [L158] int pumpRunning = 0; [L159] int systemActive = 1; [L458] int cleanupTimeShifts = 4; [L752] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L534] int retValue_acc ; [L535] int tmp ; [L975] int retValue_acc ; [L978] retValue_acc = 1 [L979] return (retValue_acc); [L541] tmp = valid_product() [L543] COND TRUE \read(tmp) [L390] int splverifierCounter ; [L391] int tmp ; [L392] int tmp___0 ; [L393] int tmp___1 ; [L394] int tmp___2 ; [L397] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L399] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L401] COND TRUE splverifierCounter < 4 [L407] tmp = __VERIFIER_nondet_int() [L409] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L411] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L66] COND TRUE waterLevel < 2 [L67] waterLevel = waterLevel + 1 [L411] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L417] tmp___0 = __VERIFIER_nondet_int() [L419] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L421] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L78] COND FALSE !(\read(methaneLevelCritical)) [L81] methaneLevelCritical = 1 [L421] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L427] tmp___2 = __VERIFIER_nondet_int() [L429] COND TRUE \read(tmp___2) [L374] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L446] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L166] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L173] COND TRUE \read(systemActive) [L221] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L224] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L239] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L195] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L198] COND TRUE ! pumpRunning [L318] int retValue_acc ; [L319] int tmp ; [L320] int tmp___0 ; [L128] int retValue_acc ; [L131] COND FALSE !(waterLevel < 2) [L135] retValue_acc = 0 [L136] return (retValue_acc); [L324] tmp = isHighWaterSensorDry() [L326] COND FALSE !(\read(tmp)) [L329] tmp___0 = 1 [L331] retValue_acc = tmp___0 [L332] return (retValue_acc); [L200] tmp = isHighWaterLevel() [L202] COND TRUE \read(tmp) [L249] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L239] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L558] int tmp ; [L559] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L87] int retValue_acc ; [L90] retValue_acc = methaneLevelCritical [L91] return (retValue_acc); [L563] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L563] tmp = isMethaneLevelCritical() [L565] COND TRUE \read(tmp) [L273] int retValue_acc ; [L276] retValue_acc = pumpRunning [L277] return (retValue_acc); [L567] tmp___0 = isPumpRunning() [L569] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L383] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -163.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.19 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 19.74 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. * RCFGBuilder took 421.52 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: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. * CodeCheck took 3209.03 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 189.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -76.8 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. * Witness Printer took 76.20 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...