./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product02.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_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/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_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/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_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/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 8ef3a2966212a62c51376d0bc71e8b6c4dafa6b54b639f6f7c53dd815ae9709e ........................................................................................................................................................................................................................................................................................................................... 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 04:12:19,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:12:19,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:12:19,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:12:19,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:12:19,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:12:19,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:12:19,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:12:19,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:12:19,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:12:19,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:12:19,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:12:19,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:12:19,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:12:19,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:12:19,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:12:19,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:12:19,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:12:19,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:12:19,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:12:19,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:12:19,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:12:19,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:12:19,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:12:19,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:12:19,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:12:19,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:12:19,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:12:19,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:12:19,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:12:19,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:12:19,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:12:19,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:12:19,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:12:19,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:12:19,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:12:19,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:12:19,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:12:19,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:12:19,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:12:19,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:12:19,711 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:12:19,747 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:12:19,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:12:19,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:12:19,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:12:19,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:12:19,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:12:19,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:12:19,754 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:12:19,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:12:19,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:12:19,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:12:19,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:12:19,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:12:19,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:12:19,756 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:12:19,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:12:19,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:12:19,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:12:19,757 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:12:19,757 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:12:19,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:12:19,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:19,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:12:19,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:12:19,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:12:19,759 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:12:19,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:12:19,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:12:19,760 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_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef3a2966212a62c51376d0bc71e8b6c4dafa6b54b639f6f7c53dd815ae9709e [2021-10-29 04:12:20,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:12:20,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:12:20,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:12:20,155 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:12:20,156 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:12:20,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2021-10-29 04:12:20,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/data/e2a621706/21bfefa542b243f292bb64139a997c56/FLAG59948a001 [2021-10-29 04:12:20,743 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:12:20,743 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2021-10-29 04:12:20,754 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/data/e2a621706/21bfefa542b243f292bb64139a997c56/FLAG59948a001 [2021-10-29 04:12:21,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/data/e2a621706/21bfefa542b243f292bb64139a997c56 [2021-10-29 04:12:21,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:12:21,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:12:21,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:21,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:12:21,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:12:21,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d35ff6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21, skipping insertion in model container [2021-10-29 04:12:21,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:12:21,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:12:21,316 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_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c[1605,1618] [2021-10-29 04:12:21,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:21,498 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:12:21,537 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_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c[1605,1618] [2021-10-29 04:12:21,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:21,651 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:12:21,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21 WrapperNode [2021-10-29 04:12:21,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:21,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:21,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:12:21,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:12:21,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:21,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:12:21,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:12:21,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:12:21,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:12:21,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:12:21,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:12:21,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:12:21,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:21" (1/1) ... [2021-10-29 04:12:21,824 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:21,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:12:21,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:12:21,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:12:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:12:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:12:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:12:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:12:21,930 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:12:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:12:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:12:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:12:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:12:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:12:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:12:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:12:22,935 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:12:22,935 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-10-29 04:12:22,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:22 BoogieIcfgContainer [2021-10-29 04:12:22,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:12:22,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:12:22,940 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:12:22,951 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:12:22,952 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:22" (1/1) ... [2021-10-29 04:12:22,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:12:22,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-10-29 04:12:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-10-29 04:12:23,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:12:23,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:23,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:12:23,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2021-10-29 04:12:23,321 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2021-10-29 04:12:23,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:12:23,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:23,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:23,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:12:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2021-10-29 04:12:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2021-10-29 04:12:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:12:23,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:23,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:23,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:12:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2021-10-29 04:12:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-10-29 04:12:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:12:23,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:23,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:24,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:12:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:24,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2021-10-29 04:12:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2021-10-29 04:12:24,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:12:24,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:24,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:12:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2021-10-29 04:12:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2021-10-29 04:12:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:12:24,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:24,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:12:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2021-10-29 04:12:24,322 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-29 04:12:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:12:24,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:24,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:12:24,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2021-10-29 04:12:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2021-10-29 04:12:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:12:24,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:24,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:12:24,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 22 states and 25 transitions. [2021-10-29 04:12:24,504 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-10-29 04:12:24,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:12:24,505 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2021-10-29 04:12:24,512 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:12:24,576 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,585 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 04:12:24,592 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,593 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,593 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,593 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,593 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,594 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,594 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,594 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,594 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:24,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:12:24 ImpRootNode [2021-10-29 04:12:24,596 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:12:24,597 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:12:24,597 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:12:24,598 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:12:24,598 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:22" (3/4) ... [2021-10-29 04:12:24,609 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:12:24,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:12:24,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:12:24,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:12:24,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:12:24,630 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-10-29 04:12:24,631 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 04:12:24,631 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:12:24,632 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:12:24,633 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:12:24,633 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:12:24,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:12:24,707 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:12:24,707 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:12:24,709 INFO L168 Benchmark]: Toolchain (without parser) took 3632.24 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.6 MB in the beginning and 71.4 MB in the end (delta: -21.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:24,709 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 66.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:24,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.54 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 74.8 MB in the end (delta: -25.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:24,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.25 ms. Allocated memory is still 104.9 MB. Free memory was 74.8 MB in the beginning and 72.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:24,711 INFO L168 Benchmark]: Boogie Preprocessor took 65.59 ms. Allocated memory is still 104.9 MB. Free memory was 72.2 MB in the beginning and 70.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:24,712 INFO L168 Benchmark]: RCFGBuilder took 1130.65 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 67.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:24,712 INFO L168 Benchmark]: CodeCheck took 1656.87 ms. Allocated memory is still 104.9 MB. Free memory was 67.2 MB in the beginning and 75.7 MB in the end (delta: -8.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:24,712 INFO L168 Benchmark]: Witness Printer took 110.48 ms. Allocated memory is still 104.9 MB. Free memory was 75.7 MB in the beginning and 71.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:24,715 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 5 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 4012 SDtfs, 1596 SDslu, 2316 SDs, 0 SdLazy, 2300 SolverSat, 732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1095 GetRequests, 1083 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 262 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12/12 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: 54]: 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: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 66.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 574.54 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 74.8 MB in the end (delta: -25.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.25 ms. Allocated memory is still 104.9 MB. Free memory was 74.8 MB in the beginning and 72.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.59 ms. Allocated memory is still 104.9 MB. Free memory was 72.2 MB in the beginning and 70.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1130.65 ms. Allocated memory is still 104.9 MB. Free memory was 70.6 MB in the beginning and 67.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * CodeCheck took 1656.87 ms. Allocated memory is still 104.9 MB. Free memory was 67.2 MB in the beginning and 75.7 MB in the end (delta: -8.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 110.48 ms. Allocated memory is still 104.9 MB. Free memory was 75.7 MB in the beginning and 71.4 MB in the end (delta: 4.2 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 04:12:24,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9a1f9ac-8ce9-4730-8b6b-ff568698a25c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...