./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbf45a1115fd10e0de4fb28135afee6c1ce9b70ee1cd8750ed2615e2a15c1223 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:29:52,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:29:52,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:29:52,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:29:52,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:29:52,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:29:52,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:29:52,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:29:52,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:29:52,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:29:52,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:29:52,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:29:52,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:29:52,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:29:52,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:29:52,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:29:52,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:29:52,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:29:52,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:29:52,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:29:52,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:29:52,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:29:52,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:29:52,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:29:52,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:29:52,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:29:52,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:29:52,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:29:52,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:29:52,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:29:52,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:29:52,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:29:52,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:29:52,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:29:52,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:29:52,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:29:52,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:29:52,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:29:52,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:29:52,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:29:52,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:29:52,985 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:29:53,024 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:29:53,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:29:53,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:29:53,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:29:53,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:29:53,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:29:53,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:29:53,028 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:29:53,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:29:53,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:29:53,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:29:53,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:29:53,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:29:53,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:29:53,031 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:29:53,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:29:53,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:29:53,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:29:53,032 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:29:53,032 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:29:53,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:29:53,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:29:53,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:29:53,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:29:53,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:29:53,033 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:29:53,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:29:53,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:29:53,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbf45a1115fd10e0de4fb28135afee6c1ce9b70ee1cd8750ed2615e2a15c1223 [2021-11-23 00:29:53,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:29:53,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:29:53,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:29:53,354 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:29:53,355 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:29:53,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2021-11-23 00:29:53,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/data/cac4bb0e6/8395f62948e247f4812242926c93b3f9/FLAG35a44c9f0 [2021-11-23 00:29:54,012 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:29:54,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2021-11-23 00:29:54,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/data/cac4bb0e6/8395f62948e247f4812242926c93b3f9/FLAG35a44c9f0 [2021-11-23 00:29:54,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/data/cac4bb0e6/8395f62948e247f4812242926c93b3f9 [2021-11-23 00:29:54,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:29:54,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:29:54,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:29:54,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:29:54,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:29:54,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@311992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54, skipping insertion in model container [2021-11-23 00:29:54,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:29:54,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:29:54,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c[12671,12684] [2021-11-23 00:29:54,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:54,683 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:29:54,735 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c[12671,12684] [2021-11-23 00:29:54,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:54,770 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:29:54,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54 WrapperNode [2021-11-23 00:29:54,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:29:54,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:29:54,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:29:54,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:29:54,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,824 INFO L137 Inliner]: procedures = 52, calls = 150, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 225 [2021-11-23 00:29:54,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:29:54,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:29:54,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:29:54,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:29:54,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:29:54,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:29:54,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:29:54,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:29:54,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:54" (1/1) ... [2021-11-23 00:29:54,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:29:54,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:29:54,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:29:54,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:29:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:29:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 00:29:54,971 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 00:29:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:29:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:29:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:29:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:29:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:29:54,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:29:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:29:54,973 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:29:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:29:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:29:54,973 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:29:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:29:54,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:29:55,046 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:29:55,048 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:29:55,418 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:29:55,546 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:29:55,547 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:29:55,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:55 BoogieIcfgContainer [2021-11-23 00:29:55,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:29:55,551 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:29:55,551 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:29:55,562 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:29:55,562 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:55" (1/1) ... [2021-11-23 00:29:55,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:29:55,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2021-11-23 00:29:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2021-11-23 00:29:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:55,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:55,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:55,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2021-11-23 00:29:55,866 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2021-11-23 00:29:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:55,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:55,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2021-11-23 00:29:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2021-11-23 00:29:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:29:56,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2021-11-23 00:29:56,252 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2021-11-23 00:29:56,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:29:56,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2021-11-23 00:29:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2021-11-23 00:29:56,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:29:56,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2021-11-23 00:29:56,680 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2021-11-23 00:29:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:29:56,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2021-11-23 00:29:56,726 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2021-11-23 00:29:56,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:29:56,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2021-11-23 00:29:56,796 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-11-23 00:29:56,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:29:56,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2021-11-23 00:29:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2021-11-23 00:29:56,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:29:56,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:57,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2021-11-23 00:29:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2021-11-23 00:29:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:57,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:57,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:29:57,432 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:29:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:29:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:29:57,550 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:29:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:29:57,593 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2021-11-23 00:29:57,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:29:57 ImpRootNode [2021-11-23 00:29:57,637 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:29:57,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:29:57,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:29:57,638 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:29:57,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:55" (3/4) ... [2021-11-23 00:29:57,641 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 00:29:57,768 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:29:57,769 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:29:57,771 INFO L158 Benchmark]: Toolchain (without parser) took 3470.29ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 65.3MB in the beginning and 83.5MB in the end (delta: -18.2MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,772 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:29:57,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.06ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 67.1MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.35ms. Allocated memory is still 98.6MB. Free memory was 67.1MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,775 INFO L158 Benchmark]: Boogie Preprocessor took 32.40ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 63.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,778 INFO L158 Benchmark]: RCFGBuilder took 691.96ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.2MB in the beginning and 103.8MB in the end (delta: -40.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,778 INFO L158 Benchmark]: CodeCheck took 2086.63ms. Allocated memory is still 130.0MB. Free memory was 103.8MB in the beginning and 86.8MB in the end (delta: 17.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,779 INFO L158 Benchmark]: Witness Printer took 131.03ms. Allocated memory is still 130.0MB. Free memory was 86.8MB in the beginning and 83.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:29:57,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 912 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 311 mSDsluCounter, 836 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 471 mSDsCounter, 119 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 604 IncrementalHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 119 mSolverCounterUnsat, 423 mSDtfsCounter, 604 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1574 GetRequests, 1540 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 229 NumberOfCodeBlocks, 229 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 516]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L423] int waterLevel = 1; [L424] int methaneLevelCritical = 0; [L592] int pumpRunning = 0; [L593] int systemActive = 1; [L745] int cleanupTimeShifts = 4; [L821] int retValue_acc ; [L822] int tmp ; [L826] FCALL select_helpers() [L827] FCALL select_features() [L828] CALL, EXPR valid_product() [L870] int retValue_acc ; [L873] retValue_acc = 1 [L874] return (retValue_acc); [L828] RET, EXPR valid_product() [L828] tmp = valid_product() [L830] COND TRUE \read(tmp) [L832] FCALL setup() [L833] CALL runTest() [L812] CALL test() [L524] int splverifierCounter ; [L525] int tmp ; [L526] int tmp___0 ; [L527] int tmp___1 ; [L528] int tmp___2 ; [L531] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L533] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L535] COND TRUE splverifierCounter < 4 [L541] tmp = __VERIFIER_nondet_int() [L543] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L545] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L441] COND TRUE waterLevel < 2 [L442] waterLevel = waterLevel + 1 [L545] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L551] tmp___0 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L561] tmp___2 = __VERIFIER_nondet_int() [L563] COND TRUE \read(tmp___2) VAL [__VERIFIER_nondet_int()=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=33, tmp___2=1, waterLevel=2] [L576] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L600] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L607] COND TRUE \read(systemActive) [L609] CALL processEnvironment() [L629] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L632] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L647] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L609] RET processEnvironment() [L615] CALL __utac_acc__Specification3_spec__1() [L880] int tmp ; [L881] int tmp___0 ; [L882] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L886] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L462] int retValue_acc ; [L465] retValue_acc = methaneLevelCritical [L466] return (retValue_acc); [L886] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L886] tmp = isMethaneLevelCritical() [L888] COND FALSE !(\read(tmp)) [L892] CALL, EXPR getWaterLevel() [L494] int retValue_acc ; [L497] retValue_acc = waterLevel [L498] return (retValue_acc); [L892] RET, EXPR getWaterLevel() [L892] tmp___0 = getWaterLevel() [L894] COND TRUE tmp___0 == 2 [L896] CALL, EXPR isPumpRunning() [L681] int retValue_acc ; [L684] retValue_acc = pumpRunning [L685] return (retValue_acc); [L896] RET, EXPR isPumpRunning() [L896] tmp___1 = isPumpRunning() [L898] COND FALSE !(\read(tmp___1)) [L902] CALL __automaton_fail() [L516] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.06ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 67.1MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.35ms. Allocated memory is still 98.6MB. Free memory was 67.1MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.40ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 63.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 691.96ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.2MB in the beginning and 103.8MB in the end (delta: -40.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * CodeCheck took 2086.63ms. Allocated memory is still 130.0MB. Free memory was 103.8MB in the beginning and 86.8MB in the end (delta: 17.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Witness Printer took 131.03ms. Allocated memory is still 130.0MB. Free memory was 86.8MB in the beginning and 83.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 00:29:57,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1251b5-ff2c-4383-beb0-21c845e35947/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE