./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product11.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_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/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_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/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_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/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 a02362aeafc2e43a1be9ec43f97ab5a222e55f9c6ade6d7cf376000405834eaa ...................................................................................................................................................................................................................................................................................... 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 04:12:51,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:12:51,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:12:51,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:12:51,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:12:51,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:12:51,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:12:51,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:12:51,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:12:51,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:12:51,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:12:51,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:12:51,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:12:51,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:12:51,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:12:51,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:12:51,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:12:51,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:12:51,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:12:51,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:12:51,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:12:51,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:12:51,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:12:51,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:12:51,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:12:51,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:12:51,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:12:51,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:12:51,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:12:51,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:12:51,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:12:51,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:12:51,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:12:51,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:12:51,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:12:51,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:12:51,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:12:51,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:12:51,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:12:51,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:12:51,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:12:51,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:12:51,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:12:51,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:12:51,648 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:12:51,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:12:51,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:12:51,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:12:51,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:12:51,650 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:12:51,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:12:51,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:12:51,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:12:51,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:12:51,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:12:51,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:12:51,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:12:51,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:12:51,660 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:12:51,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:12:51,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:12:51,661 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:12:51,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:12:51,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:51,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:12:51,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:12:51,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:12:51,662 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:12:51,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:12:51,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:12:51,663 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_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a02362aeafc2e43a1be9ec43f97ab5a222e55f9c6ade6d7cf376000405834eaa [2021-10-29 04:12:51,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:12:51,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:12:51,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:12:51,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:12:51,996 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:12:51,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c [2021-10-29 04:12:52,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/data/360e02f64/3936859ad6f9412788db2849f89d56b8/FLAG0f3f0ac34 [2021-10-29 04:12:52,625 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:12:52,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c [2021-10-29 04:12:52,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/data/360e02f64/3936859ad6f9412788db2849f89d56b8/FLAG0f3f0ac34 [2021-10-29 04:12:53,029 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/data/360e02f64/3936859ad6f9412788db2849f89d56b8 [2021-10-29 04:12:53,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:12:53,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:12:53,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:53,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:12:53,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:12:53,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1370b4f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53, skipping insertion in model container [2021-10-29 04:12:53,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:12:53,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:12:53,277 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_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c[2807,2820] [2021-10-29 04:12:53,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:53,372 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:12:53,392 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_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c[2807,2820] [2021-10-29 04:12:53,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:53,493 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:12:53,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53 WrapperNode [2021-10-29 04:12:53,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:53,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:53,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:12:53,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:12:53,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:53,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:12:53,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:12:53,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:12:53,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:12:53,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:12:53,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:12:53,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:12:53,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:53" (1/1) ... [2021-10-29 04:12:53,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:53,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:12:53,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:12:53,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:12:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:12:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:12:53,693 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:12:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:12:53,694 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:12:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:12:53,694 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:12:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-10-29 04:12:53,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-10-29 04:12:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:12:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:12:53,695 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:12:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:12:53,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:12:54,938 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:12:54,939 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 04:12:54,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:54 BoogieIcfgContainer [2021-10-29 04:12:54,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:12:54,943 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:12:54,943 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:12:54,954 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:12:54,954 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:54" (1/1) ... [2021-10-29 04:12:54,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:12:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:55,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2021-10-29 04:12:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2021-10-29 04:12:55,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:12:55,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:55,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:55,385 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 04:12:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2021-10-29 04:12:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2021-10-29 04:12:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:12:55,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:55,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:55,551 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 04:12:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2021-10-29 04:12:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2021-10-29 04:12:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:12:55,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:55,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:12:55,815 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 04:12:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:55,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 52 transitions. [2021-10-29 04:12:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2021-10-29 04:12:55,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:12:55,965 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2021-10-29 04:12:55,974 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:12:56,009 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,014 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,014 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,015 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 04:12:56,023 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,024 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,024 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,024 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,025 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,025 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,025 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:12:56,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:12:56 ImpRootNode [2021-10-29 04:12:56,027 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:12:56,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:12:56,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:12:56,027 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:12:56,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:54" (3/4) ... [2021-10-29 04:12:56,041 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:12:56,046 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:12:56,047 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:12:56,047 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:12:56,047 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:12:56,047 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-10-29 04:12:56,061 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2021-10-29 04:12:56,062 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 04:12:56,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:12:56,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:12:56,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:12:56,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:12:56,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:12:56,136 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:12:56,136 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:12:56,138 INFO L168 Benchmark]: Toolchain (without parser) took 3103.61 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 70.9 MB in the beginning and 74.4 MB in the end (delta: -3.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:56,138 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory is still 67.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:56,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 458.68 ms. Allocated memory is still 94.4 MB. Free memory was 70.9 MB in the beginning and 59.7 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:56,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.83 ms. Allocated memory is still 94.4 MB. Free memory was 59.7 MB in the beginning and 57.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:56,140 INFO L168 Benchmark]: Boogie Preprocessor took 29.82 ms. Allocated memory is still 94.4 MB. Free memory was 57.2 MB in the beginning and 55.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:56,141 INFO L168 Benchmark]: RCFGBuilder took 1357.55 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 55.5 MB in the beginning and 71.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:56,141 INFO L168 Benchmark]: CodeCheck took 1083.55 ms. Allocated memory is still 119.5 MB. Free memory was 71.0 MB in the beginning and 79.6 MB in the end (delta: -8.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:56,142 INFO L168 Benchmark]: Witness Printer took 109.09 ms. Allocated memory is still 119.5 MB. Free memory was 79.6 MB in the beginning and 74.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:56,144 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: 0.9s, 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, 0.2s SatisfiabilityAnalysisTime, 0.3s 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: 140]: 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: 442]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory is still 67.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 458.68 ms. Allocated memory is still 94.4 MB. Free memory was 70.9 MB in the beginning and 59.7 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.83 ms. Allocated memory is still 94.4 MB. Free memory was 59.7 MB in the beginning and 57.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.82 ms. Allocated memory is still 94.4 MB. Free memory was 57.2 MB in the beginning and 55.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1357.55 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 55.5 MB in the beginning and 71.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. * CodeCheck took 1083.55 ms. Allocated memory is still 119.5 MB. Free memory was 71.0 MB in the beginning and 79.6 MB in the end (delta: -8.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 109.09 ms. Allocated memory is still 119.5 MB. Free memory was 79.6 MB in the beginning and 74.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:12:56,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08fcbe3a-fe76-4cd2-9f0c-ff9e043f0358/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...