./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.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_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/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_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/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_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/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 94c250c59ca6a4ad79cab3b64e0d4d94a65a3d8e8b11f1d4a1323613891ef929 ................................................................................................................................................................................................................................................................................................................................................................................................. 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 03:41:42,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:41:42,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:41:42,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:41:42,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:41:42,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:41:42,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:41:42,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:41:42,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:41:42,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:41:42,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:41:42,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:41:42,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:41:42,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:41:42,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:41:42,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:41:42,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:41:42,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:41:42,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:41:42,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:41:42,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:41:42,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:41:42,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:41:42,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:41:42,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:41:42,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:41:42,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:41:42,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:41:42,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:41:42,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:41:42,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:41:42,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:41:42,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:41:42,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:41:42,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:41:42,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:41:42,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:41:42,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:41:42,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:41:42,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:41:42,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:41:42,757 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:41:42,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:41:42,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:41:42,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:41:42,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:41:42,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:41:42,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:41:42,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:41:42,796 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:41:42,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:41:42,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:41:42,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:41:42,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:41:42,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:41:42,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:41:42,798 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:41:42,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:41:42,799 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:41:42,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:41:42,799 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:41:42,799 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:41:42,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:41:42,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:41:42,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:41:42,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:41:42,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:41:42,801 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:41:42,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:41:42,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:41:42,802 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_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94c250c59ca6a4ad79cab3b64e0d4d94a65a3d8e8b11f1d4a1323613891ef929 [2021-10-29 03:41:43,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:41:43,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:41:43,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:41:43,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:41:43,082 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:41:43,084 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-29 03:41:43,152 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/data/ceca2448c/a80c0b220bdd424b82f98ea019237b4e/FLAGfac823b59 [2021-10-29 03:41:43,662 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:41:43,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-29 03:41:43,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/data/ceca2448c/a80c0b220bdd424b82f98ea019237b4e/FLAGfac823b59 [2021-10-29 03:41:43,982 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/data/ceca2448c/a80c0b220bdd424b82f98ea019237b4e [2021-10-29 03:41:43,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:41:43,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:41:43,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:41:43,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:41:43,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:41:43,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:41:43" (1/1) ... [2021-10-29 03:41:43,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d24838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:43, skipping insertion in model container [2021-10-29 03:41:43,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:41:43" (1/1) ... [2021-10-29 03:41:44,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:41:44,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:41:44,275 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_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-10-29 03:41:44,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:41:44,397 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:41:44,422 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_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-10-29 03:41:44,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:41:44,492 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:41:44,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44 WrapperNode [2021-10-29 03:41:44,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:41:44,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:41:44,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:41:44,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:41:44,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:41:44,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:41:44,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:41:44,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:41:44,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:41:44,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:41:44,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:41:44,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:41:44,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:41:44" (1/1) ... [2021-10-29 03:41:44,615 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:41:44,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:41:44,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:41:44,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:41:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:41:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:41:44,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:41:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:41:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:41:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:41:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:41:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:41:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:41:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:41:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:41:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:41:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:41:44,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:41:45,901 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:41:45,901 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 03:41:45,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:41:45 BoogieIcfgContainer [2021-10-29 03:41:45,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:41:45,904 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:41:45,905 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:41:45,915 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:41:45,915 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:41:45" (1/1) ... [2021-10-29 03:41:45,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:41:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2021-10-29 03:41:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2021-10-29 03:41:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:41:45,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:45,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:46,196 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 03:41:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:46,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2021-10-29 03:41:46,208 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2021-10-29 03:41:46,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:41:46,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:46,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:46,306 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 03:41:46,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:46,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2021-10-29 03:41:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2021-10-29 03:41:46,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:41:46,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:46,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:46,496 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 03:41:46,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2021-10-29 03:41:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2021-10-29 03:41:46,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:41:46,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:46,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:46,875 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 03:41:47,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:47,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 94 transitions. [2021-10-29 03:41:47,507 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2021-10-29 03:41:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:41:47,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:47,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:47,565 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 03:41:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 95 transitions. [2021-10-29 03:41:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2021-10-29 03:41:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:41:47,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:47,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:47,660 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 03:41:47,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:47,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 96 transitions. [2021-10-29 03:41:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2021-10-29 03:41:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:41:47,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:47,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:41:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 107 transitions. [2021-10-29 03:41:47,841 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2021-10-29 03:41:47,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:41:47,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:47,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:41:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 113 transitions. [2021-10-29 03:41:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2021-10-29 03:41:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:41:48,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:41:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 114 transitions. [2021-10-29 03:41:48,662 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2021-10-29 03:41:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:41:48,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,722 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:41:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 121 transitions. [2021-10-29 03:41:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2021-10-29 03:41:48,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:41:48,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:48,938 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:41:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:48,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 124 transitions. [2021-10-29 03:41:48,968 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2021-10-29 03:41:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:41:48,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:48,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2021-10-29 03:41:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2021-10-29 03:41:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:41:49,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:49,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:41:49,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2021-10-29 03:41:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2021-10-29 03:41:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:41:49,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:49,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:41:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2021-10-29 03:41:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2021-10-29 03:41:49,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:41:49,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:49,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:41:49,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2021-10-29 03:41:49,642 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2021-10-29 03:41:49,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 03:41:49,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:49,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:41:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 41 states and 50 transitions. [2021-10-29 03:41:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-10-29 03:41:49,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:41:49,734 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-10-29 03:41:49,754 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:41:49,893 INFO L565 CodeCheckObserver]: Invariant with dag size 6 [2021-10-29 03:41:49,900 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,901 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,901 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,901 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,901 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,901 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:41:49,902 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 03:41:49,903 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,903 INFO L565 CodeCheckObserver]: Invariant with dag size 6 [2021-10-29 03:41:49,904 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,904 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:41:49,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:41:49 ImpRootNode [2021-10-29 03:41:49,905 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:41:49,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:41:49,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:41:49,905 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:41:49,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:41:45" (3/4) ... [2021-10-29 03:41:49,909 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:41:49,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:41:49,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:41:49,915 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:41:49,915 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:41:49,915 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:41:49,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-10-29 03:41:49,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-29 03:41:49,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:41:49,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:41:49,924 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:41:49,924 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:41:49,924 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:41:49,984 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:41:49,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:41:49,985 INFO L168 Benchmark]: Toolchain (without parser) took 5998.62 ms. Allocated memory was 90.2 MB in the beginning and 144.7 MB in the end (delta: 54.5 MB). Free memory was 54.4 MB in the beginning and 92.2 MB in the end (delta: -37.8 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:49,986 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 90.2 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:41:49,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.48 ms. Allocated memory was 90.2 MB in the beginning and 119.5 MB in the end (delta: 29.4 MB). Free memory was 54.2 MB in the beginning and 87.5 MB in the end (delta: -33.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:49,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.14 ms. Allocated memory is still 119.5 MB. Free memory was 87.1 MB in the beginning and 85.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:49,988 INFO L168 Benchmark]: Boogie Preprocessor took 34.46 ms. Allocated memory is still 119.5 MB. Free memory was 85.0 MB in the beginning and 83.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:49,988 INFO L168 Benchmark]: RCFGBuilder took 1313.82 ms. Allocated memory is still 119.5 MB. Free memory was 83.3 MB in the beginning and 66.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:49,989 INFO L168 Benchmark]: CodeCheck took 4000.21 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 66.8 MB in the beginning and 96.3 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:41:49,989 INFO L168 Benchmark]: Witness Printer took 78.88 ms. Allocated memory is still 144.7 MB. Free memory was 96.3 MB in the beginning and 92.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:41:49,991 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 6 procedures, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1292964 SDtfs, 506924 SDslu, 868892 SDs, 0 SdLazy, 1117852 SolverSat, 405428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4288 GetRequests, 4214 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1467 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 909 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 174/177 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: 285]: 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: 883]: Loop Invariant Derived loop invariant: pumpRunning == 0 && methaneLevelCritical == 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (pumpRunning == 0 || methaneLevelCritical == 0) || !(splverifierCounter == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: pumpRunning == 0 || methaneLevelCritical == 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 90.2 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 505.48 ms. Allocated memory was 90.2 MB in the beginning and 119.5 MB in the end (delta: 29.4 MB). Free memory was 54.2 MB in the beginning and 87.5 MB in the end (delta: -33.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.14 ms. Allocated memory is still 119.5 MB. Free memory was 87.1 MB in the beginning and 85.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.46 ms. Allocated memory is still 119.5 MB. Free memory was 85.0 MB in the beginning and 83.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1313.82 ms. Allocated memory is still 119.5 MB. Free memory was 83.3 MB in the beginning and 66.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. * CodeCheck took 4000.21 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 66.8 MB in the beginning and 96.3 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 78.88 ms. Allocated memory is still 144.7 MB. Free memory was 96.3 MB in the beginning and 92.2 MB in the end (delta: 4.1 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 03:41:50,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5ebd67e-52d3-4cf8-a44a-bf9cd990ccc1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...