./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.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_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/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_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/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_b2eeb779-1ff5-4f7b-a508-b13fd891df97/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 5abd504bc7fd9e1d9830fe8cb395b594cef8d9561a1cc007a8c59d03b6adcc21 ............................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:08:21,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:08:21,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:08:21,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:08:21,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:08:21,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:08:21,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:08:21,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:08:21,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:08:21,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:08:21,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:08:21,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:08:21,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:08:21,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:08:21,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:08:21,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:08:21,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:08:21,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:08:21,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:08:21,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:08:21,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:08:21,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:08:21,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:08:21,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:08:21,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:08:21,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:08:21,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:08:21,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:08:21,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:08:21,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:08:21,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:08:21,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:08:21,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:08:21,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:08:21,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:08:21,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:08:21,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:08:21,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:08:21,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:08:21,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:08:21,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:08:21,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:08:21,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:08:21,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:08:21,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:08:21,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:08:21,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:08:21,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:08:21,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:08:21,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:08:21,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:08:21,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:08:21,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:08:21,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:08:21,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:08:21,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:08:21,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:08:21,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:08:21,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:08:21,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:08:21,658 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:08:21,658 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:08:21,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:08:21,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:08:21,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:08:21,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:08:21,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:08:21,660 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:08:21,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:08:21,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:08:21,660 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_b2eeb779-1ff5-4f7b-a508-b13fd891df97/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5abd504bc7fd9e1d9830fe8cb395b594cef8d9561a1cc007a8c59d03b6adcc21 [2021-10-29 03:08:22,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:08:22,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:08:22,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:08:22,057 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:08:22,058 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:08:22,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2021-10-29 03:08:22,145 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/data/fcf5f58ab/2c0f4f84f9a045edb3b8e612e417f8f8/FLAGb00898496 [2021-10-29 03:08:22,701 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:08:22,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2021-10-29 03:08:22,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/data/fcf5f58ab/2c0f4f84f9a045edb3b8e612e417f8f8/FLAGb00898496 [2021-10-29 03:08:22,995 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/data/fcf5f58ab/2c0f4f84f9a045edb3b8e612e417f8f8 [2021-10-29 03:08:22,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:08:23,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:08:23,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:08:23,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:08:23,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:08:23,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:08:22" (1/1) ... [2021-10-29 03:08:23,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6200f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23, skipping insertion in model container [2021-10-29 03:08:23,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:08:22" (1/1) ... [2021-10-29 03:08:23,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:08:23,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:08:23,279 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_b2eeb779-1ff5-4f7b-a508-b13fd891df97/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c[3924,3937] [2021-10-29 03:08:23,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:08:23,430 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:08:23,471 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_b2eeb779-1ff5-4f7b-a508-b13fd891df97/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c[3924,3937] [2021-10-29 03:08:23,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:08:23,564 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:08:23,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23 WrapperNode [2021-10-29 03:08:23,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:08:23,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:08:23,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:08:23,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:08:23,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:08:23,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:08:23,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:08:23,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:08:23,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:08:23,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:08:23,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:08:23,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:08:23,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:08:23" (1/1) ... [2021-10-29 03:08:23,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:08:23,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:08:23,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:08:23,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:08:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:08:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:08:23,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:08:23,829 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:08:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:08:23,830 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:08:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:08:23,830 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:08:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:08:23,831 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:08:23,831 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:08:23,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:08:23,831 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:08:23,832 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:08:23,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:08:23,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:08:25,154 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:08:25,154 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 03:08:25,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:08:25 BoogieIcfgContainer [2021-10-29 03:08:25,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:08:25,158 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:08:25,158 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:08:25,169 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:08:25,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:08:25" (1/1) ... [2021-10-29 03:08:25,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:08:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:25,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2021-10-29 03:08:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-10-29 03:08:25,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:08:25,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:25,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:25,477 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 03:08:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2021-10-29 03:08:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2021-10-29 03:08:25,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:08:25,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:25,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:25,674 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 03:08:25,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:25,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-10-29 03:08:25,705 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-10-29 03:08:25,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:08:25,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:25,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:25,874 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 03:08:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2021-10-29 03:08:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-10-29 03:08:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:08:26,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:26,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:26,114 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 03:08:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:26,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2021-10-29 03:08:26,127 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2021-10-29 03:08:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:08:26,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:26,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:26,188 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 03:08:26,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2021-10-29 03:08:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2021-10-29 03:08:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:08:26,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:26,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:26,324 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 03:08:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2021-10-29 03:08:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2021-10-29 03:08:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:08:26,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:26,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:26,853 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 03:08:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:27,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2021-10-29 03:08:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2021-10-29 03:08:27,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:08:27,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:27,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:27,471 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 03:08:27,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:27,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2021-10-29 03:08:27,567 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2021-10-29 03:08:27,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:08:27,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:27,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:27,609 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 03:08:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:27,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2021-10-29 03:08:27,667 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2021-10-29 03:08:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:08:27,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:27,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:27,728 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 03:08:27,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:27,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2021-10-29 03:08:27,744 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2021-10-29 03:08:27,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:08:27,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:27,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:27,816 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 03:08:28,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 92 states and 145 transitions. [2021-10-29 03:08:28,111 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 145 transitions. [2021-10-29 03:08:28,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:08:28,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:28,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:28,150 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 03:08:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 154 transitions. [2021-10-29 03:08:28,225 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2021-10-29 03:08:28,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:08:28,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:28,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:28,283 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 03:08:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 155 transitions. [2021-10-29 03:08:28,308 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 155 transitions. [2021-10-29 03:08:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:08:28,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:28,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:28,682 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 03:08:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 105 states and 177 transitions. [2021-10-29 03:08:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 177 transitions. [2021-10-29 03:08:29,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:08:29,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:29,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:08:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 108 states and 183 transitions. [2021-10-29 03:08:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 183 transitions. [2021-10-29 03:08:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:08:29,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:29,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:29,840 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:08:30,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:30,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 116 states and 203 transitions. [2021-10-29 03:08:30,998 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 203 transitions. [2021-10-29 03:08:30,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:08:30,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:31,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:08:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 125 states and 221 transitions. [2021-10-29 03:08:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 221 transitions. [2021-10-29 03:08:32,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:08:32,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:32,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:08:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 126 states and 222 transitions. [2021-10-29 03:08:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 222 transitions. [2021-10-29 03:08:32,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:08:32,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:32,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:08:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:32,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 129 states and 227 transitions. [2021-10-29 03:08:32,344 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 227 transitions. [2021-10-29 03:08:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:08:32,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:32,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:32,384 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 03:08:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 130 states and 228 transitions. [2021-10-29 03:08:32,408 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 228 transitions. [2021-10-29 03:08:32,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:08:32,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:32,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:08:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 51 states and 62 transitions. [2021-10-29 03:08:32,496 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2021-10-29 03:08:32,498 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:08:32,499 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2021-10-29 03:08:32,512 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:08:32,691 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,696 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,696 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,696 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,696 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 03:08:32,701 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,702 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,702 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:08:32,703 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,703 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:08:32,704 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,704 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:08:32,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:08:32 ImpRootNode [2021-10-29 03:08:32,704 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:08:32,705 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:08:32,705 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:08:32,705 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:08:32,706 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:08:25" (3/4) ... [2021-10-29 03:08:32,708 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:08:32,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:08:32,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:08:32,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:08:32,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:08:32,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:08:32,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:08:32,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 03:08:32,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 03:08:32,723 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:08:32,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:08:32,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:08:32,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:08:32,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:08:32,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(1 == systemActive) [2021-10-29 03:08:32,791 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:08:32,791 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:08:32,793 INFO L168 Benchmark]: Toolchain (without parser) took 9792.21 ms. Allocated memory was 86.0 MB in the beginning and 130.0 MB in the end (delta: 44.0 MB). Free memory was 51.8 MB in the beginning and 76.8 MB in the end (delta: -25.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,793 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:08:32,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.22 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 51.7 MB in the beginning and 76.0 MB in the end (delta: -24.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.03 ms. Allocated memory is still 107.0 MB. Free memory was 76.0 MB in the beginning and 73.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,795 INFO L168 Benchmark]: Boogie Preprocessor took 71.91 ms. Allocated memory is still 107.0 MB. Free memory was 73.8 MB in the beginning and 71.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,795 INFO L168 Benchmark]: RCFGBuilder took 1417.42 ms. Allocated memory is still 107.0 MB. Free memory was 71.8 MB in the beginning and 70.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,796 INFO L168 Benchmark]: CodeCheck took 7546.12 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 70.1 MB in the beginning and 82.0 MB in the end (delta: -11.8 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,796 INFO L168 Benchmark]: Witness Printer took 86.67 ms. Allocated memory is still 130.0 MB. Free memory was 82.0 MB in the beginning and 76.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:08:32,799 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, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 43850532 SDtfs, 14304876 SDslu, 21891420 SDs, 0 SdLazy, 19038588 SolverSat, 5049428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6943 GetRequests, 6794 SyntacticMatches, 9 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7334 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 745 NumberOfCodeBlocks, 745 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 724 ConstructedInterpolants, 0 QuantifiedInterpolants, 1399 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 220/230 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 - PositiveResult [Line: 216]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(1 == systemActive) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(methaneLevelCritical == 0)) || !(0 == systemActive) - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 551.22 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 51.7 MB in the beginning and 76.0 MB in the end (delta: -24.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.03 ms. Allocated memory is still 107.0 MB. Free memory was 76.0 MB in the beginning and 73.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.91 ms. Allocated memory is still 107.0 MB. Free memory was 73.8 MB in the beginning and 71.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1417.42 ms. Allocated memory is still 107.0 MB. Free memory was 71.8 MB in the beginning and 70.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. * CodeCheck took 7546.12 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 70.1 MB in the beginning and 82.0 MB in the end (delta: -11.8 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Witness Printer took 86.67 ms. Allocated memory is still 130.0 MB. Free memory was 82.0 MB in the beginning and 76.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:08:32,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2eeb779-1ff5-4f7b-a508-b13fd891df97/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...