./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.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_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/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_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/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_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/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 db8fa4142710656a2cf6992c61a703485566be309c58b9bda433457e238bbe1a ...................................................................................................................................................................................................................................................................................... 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 04:23:26,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:23:26,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:23:26,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:23:26,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:23:26,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:23:26,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:23:26,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:23:26,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:23:26,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:23:26,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:23:26,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:23:26,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:23:26,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:23:26,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:23:26,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:23:26,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:23:26,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:23:26,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:23:26,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:23:26,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:23:26,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:23:26,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:23:26,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:23:26,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:23:26,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:23:26,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:23:26,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:23:26,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:23:26,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:23:26,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:23:26,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:23:26,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:23:26,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:23:26,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:23:26,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:23:26,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:23:26,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:23:26,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:23:26,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:23:26,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:23:26,686 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:23:26,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:23:26,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:23:26,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:23:26,727 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:23:26,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:23:26,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:23:26,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:23:26,729 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:23:26,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:23:26,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:23:26,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:23:26,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:23:26,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:23:26,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:23:26,731 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:23:26,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:23:26,732 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:23:26,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:23:26,732 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:23:26,732 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:23:26,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:23:26,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:23:26,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:23:26,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:23:26,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:23:26,734 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:23:26,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:23:26,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:23:26,734 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_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db8fa4142710656a2cf6992c61a703485566be309c58b9bda433457e238bbe1a [2021-10-29 04:23:27,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:23:27,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:23:27,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:23:27,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:23:27,082 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:23:27,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2021-10-29 04:23:27,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/data/557244889/1a7a89a8568a46168bd9f4421206037f/FLAGc0eb3d201 [2021-10-29 04:23:27,649 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:23:27,650 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2021-10-29 04:23:27,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/data/557244889/1a7a89a8568a46168bd9f4421206037f/FLAGc0eb3d201 [2021-10-29 04:23:28,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/data/557244889/1a7a89a8568a46168bd9f4421206037f [2021-10-29 04:23:28,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:23:28,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:23:28,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:23:28,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:23:28,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:23:28,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ae6373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28, skipping insertion in model container [2021-10-29 04:23:28,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:23:28,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:23:28,225 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_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c[1605,1618] [2021-10-29 04:23:28,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:23:28,368 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:23:28,381 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_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c[1605,1618] [2021-10-29 04:23:28,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:23:28,489 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:23:28,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28 WrapperNode [2021-10-29 04:23:28,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:23:28,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:23:28,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:23:28,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:23:28,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:23:28,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:23:28,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:23:28,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:23:28,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:23:28,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:23:28,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:23:28,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:23:28,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:23:28" (1/1) ... [2021-10-29 04:23:28,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:23:28,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:23:28,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:23:28,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:23:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:23:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:23:28,678 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:23:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:23:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:23:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:23:28,679 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:23:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-10-29 04:23:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-10-29 04:23:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:23:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:23:28,680 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:23:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:23:28,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:23:29,809 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:23:29,809 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 04:23:29,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:23:29 BoogieIcfgContainer [2021-10-29 04:23:29,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:23:29,824 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:23:29,824 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:23:29,835 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:23:29,835 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:23:29" (1/1) ... [2021-10-29 04:23:29,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:23:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:29,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2021-10-29 04:23:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2021-10-29 04:23:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:23:29,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:29,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:23:30,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2021-10-29 04:23:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2021-10-29 04:23:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:23:30,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:30,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:23:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:30,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2021-10-29 04:23:30,317 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2021-10-29 04:23:30,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:23:30,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:23:30,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:23:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:23:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:23:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:23:30,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 52 transitions. [2021-10-29 04:23:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2021-10-29 04:23:30,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:23:30,640 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2021-10-29 04:23:30,646 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:23:30,677 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,681 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,681 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,681 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,682 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,682 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,683 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,683 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,683 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,684 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 04:23:30,696 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:23:30,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:23:30 ImpRootNode [2021-10-29 04:23:30,696 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:23:30,697 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:23:30,697 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:23:30,697 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:23:30,698 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:23:29" (3/4) ... [2021-10-29 04:23:30,701 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:23:30,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:23:30,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:23:30,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:23:30,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:23:30,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-10-29 04:23:30,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 04:23:30,726 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-29 04:23:30,727 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-29 04:23:30,727 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:23:30,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:23:30,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:23:30,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:23:30,820 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:23:30,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:23:30,822 INFO L168 Benchmark]: Toolchain (without parser) took 2816.02 ms. Allocated memory was 127.9 MB in the beginning and 174.1 MB in the end (delta: 46.1 MB). Free memory was 86.6 MB in the beginning and 102.9 MB in the end (delta: -16.3 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:30,822 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 127.9 MB. Free memory was 103.8 MB in the beginning and 103.7 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:23:30,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.73 ms. Allocated memory is still 127.9 MB. Free memory was 86.4 MB in the beginning and 94.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:30,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.08 ms. Allocated memory is still 127.9 MB. Free memory was 94.0 MB in the beginning and 91.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:30,824 INFO L168 Benchmark]: Boogie Preprocessor took 28.50 ms. Allocated memory is still 127.9 MB. Free memory was 91.5 MB in the beginning and 89.9 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:23:30,825 INFO L168 Benchmark]: RCFGBuilder took 1249.99 ms. Allocated memory was 127.9 MB in the beginning and 174.1 MB in the end (delta: 46.1 MB). Free memory was 89.8 MB in the beginning and 146.8 MB in the end (delta: -57.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:30,825 INFO L168 Benchmark]: CodeCheck took 872.81 ms. Allocated memory is still 174.1 MB. Free memory was 146.8 MB in the beginning and 107.0 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:30,826 INFO L168 Benchmark]: Witness Printer took 123.14 ms. Allocated memory is still 174.1 MB. Free memory was 107.0 MB in the beginning and 102.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:23:30,828 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, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 12 SDslu, 20 SDs, 0 SdLazy, 74 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 79 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 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: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 709]: 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 127.9 MB. Free memory was 103.8 MB in the beginning and 103.7 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 483.73 ms. Allocated memory is still 127.9 MB. Free memory was 86.4 MB in the beginning and 94.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.08 ms. Allocated memory is still 127.9 MB. Free memory was 94.0 MB in the beginning and 91.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.50 ms. Allocated memory is still 127.9 MB. Free memory was 91.5 MB in the beginning and 89.9 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1249.99 ms. Allocated memory was 127.9 MB in the beginning and 174.1 MB in the end (delta: 46.1 MB). Free memory was 89.8 MB in the beginning and 146.8 MB in the end (delta: -57.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. * CodeCheck took 872.81 ms. Allocated memory is still 174.1 MB. Free memory was 146.8 MB in the beginning and 107.0 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Witness Printer took 123.14 ms. Allocated memory is still 174.1 MB. Free memory was 107.0 MB in the beginning and 102.9 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 04:23:30,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8567bd1a-683d-4bc1-b2f7-dabec3d7a5cd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...