./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ --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 aad3ab8030ba6efc9aa26d5b15397d543c60fbb947c2251c044256001907063f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:25:52,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:25:52,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:25:52,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:25:52,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:25:52,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:25:52,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:25:52,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:25:52,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:25:52,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:25:52,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:25:52,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:25:52,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:25:52,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:25:52,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:25:52,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:25:52,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:25:52,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:25:52,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:25:52,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:25:52,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:25:52,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:25:52,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:25:52,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:25:52,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:25:52,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:25:52,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:25:52,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:25:52,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:25:52,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:25:52,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:25:52,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:25:52,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:25:52,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:25:52,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:25:52,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:25:52,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:25:52,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:25:52,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:25:52,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:25:52,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:25:52,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:25:52,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:25:52,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:25:52,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:25:52,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:25:52,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:25:52,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:25:52,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:25:52,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:25:52,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:25:52,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:25:52,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:25:52,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:25:52,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:25:52,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:25:52,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:25:52,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:25:52,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:25:52,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:25:52,651 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:25:52,651 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:25:52,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:25:52,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:52,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:25:52,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:25:52,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:25:52,653 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:25:52,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:25:52,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:25:52,653 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_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aad3ab8030ba6efc9aa26d5b15397d543c60fbb947c2251c044256001907063f [2021-11-23 01:25:52,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:25:53,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:25:53,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:25:53,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:25:53,006 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:25:53,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-11-23 01:25:53,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/data/e216ebd5e/31e41c480bf644a8a9769d6dce8bd385/FLAGdcba1a7ec [2021-11-23 01:25:53,693 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:25:53,694 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-11-23 01:25:53,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/data/e216ebd5e/31e41c480bf644a8a9769d6dce8bd385/FLAGdcba1a7ec [2021-11-23 01:25:53,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/data/e216ebd5e/31e41c480bf644a8a9769d6dce8bd385 [2021-11-23 01:25:53,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:25:53,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:25:53,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:53,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:25:53,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:25:53,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:53" (1/1) ... [2021-11-23 01:25:53,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f228932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:53, skipping insertion in model container [2021-11-23 01:25:53,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:53" (1/1) ... [2021-11-23 01:25:53,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:25:54,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:25:54,301 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_10127277-8526-458a-8d2d-faf62b9f1c78/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2021-11-23 01:25:54,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:54,367 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:25:54,446 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_10127277-8526-458a-8d2d-faf62b9f1c78/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2021-11-23 01:25:54,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:54,484 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:25:54,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54 WrapperNode [2021-11-23 01:25:54,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:54,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:54,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:25:54,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:25:54,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,558 INFO L137 Inliner]: procedures = 52, calls = 149, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 213 [2021-11-23 01:25:54,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:54,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:25:54,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:25:54,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:25:54,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:25:54,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:25:54,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:25:54,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:25:54,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 01:25:54,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:54,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:25:54,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:25:54,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:25:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:25:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:25:54,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:25:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:25:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:25:54,710 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:25:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:25:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:25:54,710 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:25:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:25:54,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:25:54,811 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:25:54,814 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:25:55,128 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:25:55,278 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:25:55,278 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:25:55,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:55 BoogieIcfgContainer [2021-11-23 01:25:55,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:25:55,286 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:25:55,287 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:25:55,298 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:25:55,298 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:55" (1/1) ... [2021-11-23 01:25:55,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:25:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2021-11-23 01:25:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2021-11-23 01:25:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:25:55,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:55,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:55,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:55,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2021-11-23 01:25:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2021-11-23 01:25:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:25:55,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:55,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:55,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2021-11-23 01:25:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2021-11-23 01:25:55,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:25:55,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:55,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:56,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2021-11-23 01:25:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2021-11-23 01:25:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:25:56,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:56,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2021-11-23 01:25:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2021-11-23 01:25:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:25:56,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:56,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:56,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2021-11-23 01:25:56,359 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2021-11-23 01:25:56,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:25:56,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:56,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:56,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:56,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2021-11-23 01:25:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2021-11-23 01:25:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:25:56,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:56,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:57,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2021-11-23 01:25:57,486 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2021-11-23 01:25:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:25:57,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:57,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:57,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:57,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2021-11-23 01:25:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2021-11-23 01:25:57,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:25:57,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:57,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 89 states and 135 transitions. [2021-11-23 01:25:57,575 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2021-11-23 01:25:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:25:57,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:57,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:57,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:57,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 143 transitions. [2021-11-23 01:25:57,976 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2021-11-23 01:25:57,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:25:57,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:57,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:58,020 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:25:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:58,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 152 transitions. [2021-11-23 01:25:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2021-11-23 01:25:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:25:58,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:58,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:25:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 161 transitions. [2021-11-23 01:25:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2021-11-23 01:25:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:25:59,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:59,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:25:59,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 164 transitions. [2021-11-23 01:25:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2021-11-23 01:25:59,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:25:59,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:59,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:25:59,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:59,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 165 transitions. [2021-11-23 01:25:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2021-11-23 01:25:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:25:59,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:59,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:25:59,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 108 states and 171 transitions. [2021-11-23 01:25:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 171 transitions. [2021-11-23 01:25:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:59,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:59,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:26:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 115 states and 187 transitions. [2021-11-23 01:26:00,282 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 187 transitions. [2021-11-23 01:26:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:26:00,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:00,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:00,317 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:26:01,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 203 transitions. [2021-11-23 01:26:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 203 transitions. [2021-11-23 01:26:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:26:01,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:01,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:26:01,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 206 transitions. [2021-11-23 01:26:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 206 transitions. [2021-11-23 01:26:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:26:01,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:01,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:26:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 51 states and 61 transitions. [2021-11-23 01:26:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2021-11-23 01:26:01,516 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:26:01,516 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2021-11-23 01:26:01,525 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:26:01,697 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,701 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:26:01,706 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 01:26:01,706 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,707 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,708 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,708 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,708 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,708 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:26:01,711 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,711 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:26:01,714 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,714 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,715 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,715 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:26:01,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:26:01 ImpRootNode [2021-11-23 01:26:01,715 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:26:01,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:26:01,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:26:01,716 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:26:01,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:55" (3/4) ... [2021-11-23 01:26:01,720 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:26:01,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 01:26:01,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:26:01,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:26:01,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:26:01,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:26:01,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:26:01,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2021-11-23 01:26:01,755 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-23 01:26:01,755 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 01:26:01,756 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:26:01,756 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:26:01,757 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:26:01,757 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:26:01,786 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2021-11-23 01:26:01,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2021-11-23 01:26:01,854 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:26:01,854 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:26:01,855 INFO L158 Benchmark]: Toolchain (without parser) took 7889.44ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 74.7MB in the beginning and 110.0MB in the end (delta: -35.3MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,856 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:26:01,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.79ms. Allocated memory is still 113.2MB. Free memory was 74.5MB in the beginning and 80.5MB in the end (delta: -6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.02ms. Allocated memory is still 113.2MB. Free memory was 80.5MB in the beginning and 78.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,857 INFO L158 Benchmark]: Boogie Preprocessor took 48.24ms. Allocated memory is still 113.2MB. Free memory was 78.4MB in the beginning and 76.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,858 INFO L158 Benchmark]: RCFGBuilder took 673.50ms. Allocated memory is still 113.2MB. Free memory was 76.4MB in the beginning and 57.8MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,858 INFO L158 Benchmark]: CodeCheck took 6428.98ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 57.4MB in the beginning and 39.2MB in the end (delta: 18.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,859 INFO L158 Benchmark]: Witness Printer took 138.69ms. Allocated memory is still 142.6MB. Free memory was 39.2MB in the beginning and 110.0MB in the end (delta: -70.8MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2021-11-23 01:26:01,861 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 7 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3309 SdHoareTripleChecker+Valid, 7.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1377 mSDsluCounter, 3000 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2133 mSDsCounter, 1004 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3832 IncrementalHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1004 mSolverCounterUnsat, 1169 mSDtfsCounter, 3832 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5864 GetRequests, 5729 SyntacticMatches, 1 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6479 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 643 ConstructedInterpolants, 0 QuantifiedInterpolants, 1226 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 173/181 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: 553]: 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: 598]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && tmp == systemActive - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.79ms. Allocated memory is still 113.2MB. Free memory was 74.5MB in the beginning and 80.5MB in the end (delta: -6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.02ms. Allocated memory is still 113.2MB. Free memory was 80.5MB in the beginning and 78.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.24ms. Allocated memory is still 113.2MB. Free memory was 78.4MB in the beginning and 76.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 673.50ms. Allocated memory is still 113.2MB. Free memory was 76.4MB in the beginning and 57.8MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 6428.98ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 57.4MB in the beginning and 39.2MB in the end (delta: 18.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * Witness Printer took 138.69ms. Allocated memory is still 142.6MB. Free memory was 39.2MB in the beginning and 110.0MB in the end (delta: -70.8MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:26:01,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10127277-8526-458a-8d2d-faf62b9f1c78/bin/ukojak-LBtLqBUTdQ/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