./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI --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 6e02099a7691e56a2269c7f6adf0fcb5caba1ee7f52ae5d6ac320766d29d8d07 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:06:55,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:06:55,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:06:55,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:06:55,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:06:55,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:06:55,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:06:55,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:06:55,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:06:55,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:06:55,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:06:55,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:06:55,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:06:55,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:06:55,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:06:55,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:06:55,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:06:55,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:06:55,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:06:55,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:06:55,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:06:55,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:06:55,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:06:55,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:06:55,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:06:55,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:06:55,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:06:55,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:06:55,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:06:55,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:06:55,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:06:55,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:06:55,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:06:55,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:06:55,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:06:55,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:06:55,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:06:55,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:06:55,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:06:55,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:06:55,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:06:55,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:06:55,688 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:06:55,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:06:55,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:06:55,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:06:55,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:06:55,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:06:55,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:06:55,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:06:55,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:06:55,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:06:55,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:06:55,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:06:55,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:06:55,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:06:55,695 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:06:55,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:06:55,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:06:55,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:06:55,696 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:06:55,696 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:06:55,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:06:55,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:06:55,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:06:55,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:06:55,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:06:55,697 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:06:55,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:06:55,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:06:55,698 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_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e02099a7691e56a2269c7f6adf0fcb5caba1ee7f52ae5d6ac320766d29d8d07 [2021-10-29 04:06:55,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:06:55,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:06:56,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:06:56,003 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:06:56,004 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:06:56,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c [2021-10-29 04:06:56,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/data/490f51a8d/4a4fe151845c46a6ba1cbfb0126eac9e/FLAGdf11e4236 [2021-10-29 04:06:56,632 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:06:56,633 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c [2021-10-29 04:06:56,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/data/490f51a8d/4a4fe151845c46a6ba1cbfb0126eac9e/FLAGdf11e4236 [2021-10-29 04:06:56,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/data/490f51a8d/4a4fe151845c46a6ba1cbfb0126eac9e [2021-10-29 04:06:56,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:06:56,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:06:56,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:06:56,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:06:56,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:06:56,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:06:56" (1/1) ... [2021-10-29 04:06:56,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e06f297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:56, skipping insertion in model container [2021-10-29 04:06:56,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:06:56" (1/1) ... [2021-10-29 04:06:56,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:06:57,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:06:57,246 WARN L228 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_0423a054-1294-40f1-a18e-ec46597746a6/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c[4842,4855] [2021-10-29 04:06:57,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:06:57,361 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:06:57,389 WARN L228 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_0423a054-1294-40f1-a18e-ec46597746a6/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c[4842,4855] [2021-10-29 04:06:57,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:06:57,489 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:06:57,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57 WrapperNode [2021-10-29 04:06:57,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:06:57,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:06:57,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:06:57,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:06:57,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:06:57,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:06:57,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:06:57,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:06:57,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:06:57,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:06:57,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:06:57,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:06:57,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:06:57" (1/1) ... [2021-10-29 04:06:57,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:06:57,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:06:57,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:06:57,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:06:57,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:06:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:06:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:06:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:06:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:06:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:06:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:06:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:06:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:06:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:06:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:06:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:06:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:06:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:06:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:06:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:06:59,029 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:06:59,029 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 04:06:59,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:06:59 BoogieIcfgContainer [2021-10-29 04:06:59,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:06:59,034 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:06:59,035 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:06:59,046 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:06:59,046 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:06:59" (1/1) ... [2021-10-29 04:06:59,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:06:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2021-10-29 04:06:59,102 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2021-10-29 04:06:59,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:06:59,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:59,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:06:59,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:59,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2021-10-29 04:06:59,346 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2021-10-29 04:06:59,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:06:59,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:59,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:06:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:59,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2021-10-29 04:06:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2021-10-29 04:06:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:06:59,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:59,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:06:59,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2021-10-29 04:06:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2021-10-29 04:06:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:06:59,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:59,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2021-10-29 04:07:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2021-10-29 04:07:00,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:07:00,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:00,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 134 transitions. [2021-10-29 04:07:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2021-10-29 04:07:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:07:01,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:01,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2021-10-29 04:07:01,493 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2021-10-29 04:07:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:07:01,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 92 states and 148 transitions. [2021-10-29 04:07:01,670 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 148 transitions. [2021-10-29 04:07:01,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:07:01,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 93 states and 149 transitions. [2021-10-29 04:07:01,742 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 149 transitions. [2021-10-29 04:07:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:07:01,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 94 states and 150 transitions. [2021-10-29 04:07:01,819 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 150 transitions. [2021-10-29 04:07:01,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:07:01,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:01,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 95 states and 151 transitions. [2021-10-29 04:07:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2021-10-29 04:07:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:07:01,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:01,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 96 states and 152 transitions. [2021-10-29 04:07:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 152 transitions. [2021-10-29 04:07:01,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:07:01,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:01,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:03,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 114 states and 189 transitions. [2021-10-29 04:07:03,146 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 189 transitions. [2021-10-29 04:07:03,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:07:03,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:03,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:03,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 190 transitions. [2021-10-29 04:07:03,233 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2021-10-29 04:07:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:07:03,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:03,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:07:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 121 states and 201 transitions. [2021-10-29 04:07:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 201 transitions. [2021-10-29 04:07:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 04:07:03,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:03,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:07:04,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 126 states and 212 transitions. [2021-10-29 04:07:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 212 transitions. [2021-10-29 04:07:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 04:07:04,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:04,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:07:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:04,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 127 states and 213 transitions. [2021-10-29 04:07:04,260 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 213 transitions. [2021-10-29 04:07:04,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 04:07:04,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:04,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:07:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 222 transitions. [2021-10-29 04:07:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 222 transitions. [2021-10-29 04:07:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:07:05,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:05,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-10-29 04:07:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-10-29 04:07:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:07:06,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:06,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:07:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 138 states and 237 transitions. [2021-10-29 04:07:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 237 transitions. [2021-10-29 04:07:07,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 04:07:07,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:07,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:07:07,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 139 states and 238 transitions. [2021-10-29 04:07:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 238 transitions. [2021-10-29 04:07:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:07:07,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:07,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:07:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:07,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 140 states and 239 transitions. [2021-10-29 04:07:07,403 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 239 transitions. [2021-10-29 04:07:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:07:07,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:07,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:07:07,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 141 states and 240 transitions. [2021-10-29 04:07:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2021-10-29 04:07:07,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:07:07,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:07,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:07,541 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:08,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:08,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 147 states and 260 transitions. [2021-10-29 04:07:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2021-10-29 04:07:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:07:08,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:08,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:08,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 147 states and 261 transitions. [2021-10-29 04:07:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 261 transitions. [2021-10-29 04:07:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:07:08,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:08,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:08,583 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 153 states and 282 transitions. [2021-10-29 04:07:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 282 transitions. [2021-10-29 04:07:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:07:09,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:09,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:10,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 165 states and 312 transitions. [2021-10-29 04:07:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 312 transitions. [2021-10-29 04:07:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:07:10,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:10,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:10,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:10,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 166 states and 313 transitions. [2021-10-29 04:07:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 313 transitions. [2021-10-29 04:07:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:07:10,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:10,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 173 states and 334 transitions. [2021-10-29 04:07:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 334 transitions. [2021-10-29 04:07:10,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:07:10,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:10,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:13,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 182 states and 357 transitions. [2021-10-29 04:07:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 357 transitions. [2021-10-29 04:07:13,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 04:07:13,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:13,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:13,739 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 183 states and 358 transitions. [2021-10-29 04:07:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2021-10-29 04:07:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:07:13,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:13,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:14,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:07:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 199 states and 406 transitions. [2021-10-29 04:07:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 406 transitions. [2021-10-29 04:07:18,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 04:07:18,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:18,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:07:19,056 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:07:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:07:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:07:19,488 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:07:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:07:19,767 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2021-10-29 04:07:20,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:07:19 ImpRootNode [2021-10-29 04:07:20,006 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:07:20,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:07:20,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:07:20,007 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:07:20,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:06:59" (3/4) ... [2021-10-29 04:07:20,010 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:07:20,157 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:07:20,157 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:07:20,159 INFO L168 Benchmark]: Toolchain (without parser) took 23199.37 ms. Allocated memory was 100.7 MB in the beginning and 218.1 MB in the end (delta: 117.4 MB). Free memory was 59.6 MB in the beginning and 74.7 MB in the end (delta: -15.0 MB). Peak memory consumption was 102.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,159 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 100.7 MB. Free memory is still 77.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:07:20,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.37 ms. Allocated memory is still 100.7 MB. Free memory was 59.4 MB in the beginning and 69.2 MB in the end (delta: -9.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.41 ms. Allocated memory is still 100.7 MB. Free memory was 69.2 MB in the beginning and 66.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,160 INFO L168 Benchmark]: Boogie Preprocessor took 31.95 ms. Allocated memory is still 100.7 MB. Free memory was 66.7 MB in the beginning and 65.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,161 INFO L168 Benchmark]: RCFGBuilder took 1455.20 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 64.6 MB in the beginning and 80.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,161 INFO L168 Benchmark]: CodeCheck took 20972.73 ms. Allocated memory was 121.6 MB in the beginning and 218.1 MB in the end (delta: 96.5 MB). Free memory was 80.6 MB in the beginning and 93.6 MB in the end (delta: -13.0 MB). Peak memory consumption was 82.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,162 INFO L168 Benchmark]: Witness Printer took 150.39 ms. Allocated memory is still 218.1 MB. Free memory was 93.6 MB in the beginning and 74.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:07:20,164 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, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.6s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1062548396 SDtfs, -862004408 SDslu, -1505932000 SDs, 0 SdLazy, -946033128 SolverSat, 1791183808 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11123 GetRequests, 10795 SyntacticMatches, 0 SemanticMatches, 328 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48484 ImplicationChecksByTransitivity, 15.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1142 NumberOfCodeBlocks, 1142 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1060 ConstructedInterpolants, 0 QuantifiedInterpolants, 2243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 30 PerfectInterpolantSequences, 257/258 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: 294]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L95] int waterLevel = 1; [L96] int methaneLevelCritical = 0; [L189] int cleanupTimeShifts = 4; [L302] int pumpRunning = 0; [L303] int systemActive = 1; [L689] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L886] int methAndRunningLastTime ; [L267] int retValue_acc ; [L268] int tmp ; [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L274] tmp = valid_product() [L276] COND TRUE \read(tmp) [L891] methAndRunningLastTime = 0 [L456] int splverifierCounter ; [L457] int tmp ; [L458] int tmp___0 ; [L459] int tmp___1 ; [L460] int tmp___2 ; [L463] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L465] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L467] COND TRUE splverifierCounter < 4 [L473] tmp = __VERIFIER_nondet_int() [L475] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L477] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L113] COND TRUE waterLevel < 2 [L114] waterLevel = waterLevel + 1 [L477] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L483] tmp___0 = __VERIFIER_nondet_int() [L485] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L487] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L125] COND FALSE !(\read(methaneLevelCritical)) [L128] methaneLevelCritical = 1 [L487] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L493] tmp___2 = __VERIFIER_nondet_int() [L495] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L508] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L310] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L317] COND TRUE \read(systemActive) [L339] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L342] COND TRUE ! pumpRunning [L436] int retValue_acc ; [L437] int tmp ; [L438] int tmp___0 ; [L175] int retValue_acc ; [L178] COND FALSE !(waterLevel < 2) [L182] retValue_acc = 0 [L183] return (retValue_acc); [L442] tmp = isHighWaterSensorDry() [L444] COND FALSE !(\read(tmp)) [L447] tmp___0 = 1 [L449] retValue_acc = tmp___0 [L450] return (retValue_acc); [L344] tmp = isHighWaterLevel() [L346] COND TRUE \read(tmp) [L367] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L896] int tmp ; [L897] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L134] int retValue_acc ; [L137] retValue_acc = methaneLevelCritical [L138] return (retValue_acc); [L901] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] tmp = isMethaneLevelCritical() [L903] COND TRUE \read(tmp) [L391] int retValue_acc ; [L394] retValue_acc = pumpRunning [L395] return (retValue_acc); [L905] tmp___0 = isPumpRunning() [L907] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L908] COND FALSE !(\read(methAndRunningLastTime)) [L913] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L508] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L465] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L467] COND TRUE splverifierCounter < 4 [L473] tmp = __VERIFIER_nondet_int() [L475] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L483] tmp___0 = __VERIFIER_nondet_int() [L485] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L493] tmp___2 = __VERIFIER_nondet_int() [L495] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L508] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L310] COND TRUE \read(pumpRunning) [L101] COND TRUE waterLevel > 0 [L102] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L317] COND TRUE \read(systemActive) [L339] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L342] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L357] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L896] int tmp ; [L897] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L901] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L134] int retValue_acc ; [L137] retValue_acc = methaneLevelCritical [L138] return (retValue_acc); [L901] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L901] tmp = isMethaneLevelCritical() [L903] COND TRUE \read(tmp) [L391] int retValue_acc ; [L394] retValue_acc = pumpRunning [L395] return (retValue_acc); [L905] tmp___0 = isPumpRunning() [L907] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L908] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L294] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 100.7 MB. Free memory is still 77.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 517.37 ms. Allocated memory is still 100.7 MB. Free memory was 59.4 MB in the beginning and 69.2 MB in the end (delta: -9.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.41 ms. Allocated memory is still 100.7 MB. Free memory was 69.2 MB in the beginning and 66.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.95 ms. Allocated memory is still 100.7 MB. Free memory was 66.7 MB in the beginning and 65.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1455.20 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 64.6 MB in the beginning and 80.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. * CodeCheck took 20972.73 ms. Allocated memory was 121.6 MB in the beginning and 218.1 MB in the end (delta: 96.5 MB). Free memory was 80.6 MB in the beginning and 93.6 MB in the end (delta: -13.0 MB). Peak memory consumption was 82.7 MB. Max. memory is 16.1 GB. * Witness Printer took 150.39 ms. Allocated memory is still 218.1 MB. Free memory was 93.6 MB in the beginning and 74.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:07:20,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0423a054-1294-40f1-a18e-ec46597746a6/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...