./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB --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 b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:07,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:07,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:07,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:07,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:07,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:07,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:07,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:07,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:07,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:07,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:07,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:07,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:07,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:07,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:07,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:07,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:07,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:07,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:07,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:07,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:07,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:07,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:07,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:07,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:07,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:07,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:07,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:07,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:07,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:07,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:07,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:07,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:07,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:07,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:07,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:07,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:07,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:07,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:07,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:07,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:07,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:07,615 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:07,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:07,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:07,617 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:07,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:07,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:07,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:07,619 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:07,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:07,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:07,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:07,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:07,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:07,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:07,621 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:07,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:07,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:07,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:07,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:07,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:07,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:07,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:07,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:07,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:07,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:07,624 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:07,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:07,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:07,625 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_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc [2022-10-17 16:34:07,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:07,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:07,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:07,941 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:07,942 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:07,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2022-10-17 16:34:08,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/data/9b99f9b5b/d1fbc640f5774320ad71e690c2e08486/FLAG53ffc761a [2022-10-17 16:34:08,606 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:08,607 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2022-10-17 16:34:08,625 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/data/9b99f9b5b/d1fbc640f5774320ad71e690c2e08486/FLAG53ffc761a [2022-10-17 16:34:08,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/data/9b99f9b5b/d1fbc640f5774320ad71e690c2e08486 [2022-10-17 16:34:08,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:08,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:08,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:08,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:08,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:08,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:08" (1/1) ... [2022-10-17 16:34:08,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c15d9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:08, skipping insertion in model container [2022-10-17 16:34:08,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:08" (1/1) ... [2022-10-17 16:34:08,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:08,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:09,329 WARN L230 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_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2022-10-17 16:34:09,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:09,348 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:09,499 WARN L230 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_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2022-10-17 16:34:09,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:09,529 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:09,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09 WrapperNode [2022-10-17 16:34:09,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:09,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:09,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:09,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:09,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,617 INFO L138 Inliner]: procedures = 53, calls = 150, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 201 [2022-10-17 16:34:09,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:09,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:09,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:09,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:09,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,667 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:09,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:09,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:09,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:09,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:09" (1/1) ... [2022-10-17 16:34:09,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:09,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:09,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:09,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:34:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:34:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:34:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:34:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-10-17 16:34:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-10-17 16:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:34:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:34:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:09,884 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:09,887 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:10,341 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:10,531 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:10,531 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:34:10,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:10 BoogieIcfgContainer [2022-10-17 16:34:10,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:10,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:10,537 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:10,549 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:10,549 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:10" (1/1) ... [2022-10-17 16:34:10,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:10,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2022-10-17 16:34:10,658 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-10-17 16:34:10,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:34:10,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:10,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:10,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:11,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 16:34:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 16:34:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:11,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-10-17 16:34:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-10-17 16:34:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:34:11,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:11,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:11,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:11,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 53 transitions. [2022-10-17 16:34:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2022-10-17 16:34:11,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:34:11,707 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2022-10-17 16:34:11,717 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:34:11,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,762 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 16:34:11,766 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,766 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:34:11,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:34:11 ImpRootNode [2022-10-17 16:34:11,768 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:34:11,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:34:11,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:34:11,769 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:34:11,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:10" (3/4) ... [2022-10-17 16:34:11,773 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:34:11,780 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:34:11,780 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:34:11,780 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:34:11,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:34:11,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-10-17 16:34:11,790 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2022-10-17 16:34:11,791 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-10-17 16:34:11,792 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:34:11,792 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:34:11,793 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:34:11,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:34:11,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:34:11,865 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:34:11,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:34:11,866 INFO L158 Benchmark]: Toolchain (without parser) took 2979.51ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 83.2MB in the beginning and 91.4MB in the end (delta: -8.2MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-10-17 16:34:11,866 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:11,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 642.94ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 71.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:34:11,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.87ms. Allocated memory is still 107.0MB. Free memory was 71.0MB in the beginning and 68.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:34:11,867 INFO L158 Benchmark]: Boogie Preprocessor took 59.87ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 67.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:11,868 INFO L158 Benchmark]: RCFGBuilder took 856.38ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 67.1MB in the beginning and 103.5MB in the end (delta: -36.4MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-10-17 16:34:11,868 INFO L158 Benchmark]: CodeCheck took 1231.48ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 95.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-10-17 16:34:11,869 INFO L158 Benchmark]: Witness Printer took 96.33ms. Allocated memory is still 130.0MB. Free memory was 95.5MB in the beginning and 91.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:34:11,871 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, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 165 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 103 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 93 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s 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: 866]: 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: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: aux-isPumpRunning()-aux == pumpRunning - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 642.94ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 71.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.87ms. Allocated memory is still 107.0MB. Free memory was 71.0MB in the beginning and 68.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.87ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 67.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 856.38ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 67.1MB in the beginning and 103.5MB in the end (delta: -36.4MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * CodeCheck took 1231.48ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 95.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Witness Printer took 96.33ms. Allocated memory is still 130.0MB. Free memory was 95.5MB in the beginning and 91.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:34:11,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_879e8c8d-7794-42b2-b6a1-6750d2da2fbf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE