./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product06.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_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2c09c553453ff5cc1c780de43f9253f29851703b462741b40e69cde342fa216 --- 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 17:35:57,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:35:57,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:35:57,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:35:57,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:35:57,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:35:57,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:35:57,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:35:57,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:35:57,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:35:57,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:35:57,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:35:57,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:35:57,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:35:57,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:35:57,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:35:57,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:35:57,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:35:57,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:35:57,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:35:57,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:35:57,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:35:57,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:35:57,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:35:57,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:35:57,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:35:57,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:35:57,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:35:57,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:35:57,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:35:57,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:35:57,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:35:57,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:35:57,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:35:57,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:35:57,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:35:57,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:35:57,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:35:57,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:35:57,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:35:57,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:35:57,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-10-17 17:35:57,597 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:35:57,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:35:57,598 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:35:57,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:35:57,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:35:57,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:35:57,600 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:35:57,601 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:35:57,601 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:35:57,601 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:35:57,602 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:35:57,603 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:35:57,603 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:35:57,603 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:35:57,603 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:35:57,604 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:35:57,604 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:35:57,604 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:35:57,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:35:57,605 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:35:57,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:35:57,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:35:57,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:35:57,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:35:57,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:35:57,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:35:57,608 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:35:57,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:35:57,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:35:57,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:35:57,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:35:57,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:35:57,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:35:57,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:35:57,611 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:35:57,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:35:57,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:35:57,611 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:35:57,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:35:57,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:35:57,612 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:35:57,612 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_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2c09c553453ff5cc1c780de43f9253f29851703b462741b40e69cde342fa216 [2022-10-17 17:35:57,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:35:57,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:35:57,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:35:57,979 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:35:57,980 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:35:57,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c [2022-10-17 17:35:58,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/data/3c0567f1e/6ded59806ed548a9ad0b3092194cafa9/FLAGf25fdbf66 [2022-10-17 17:35:58,618 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:35:58,622 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c [2022-10-17 17:35:58,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/data/3c0567f1e/6ded59806ed548a9ad0b3092194cafa9/FLAGf25fdbf66 [2022-10-17 17:35:58,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/data/3c0567f1e/6ded59806ed548a9ad0b3092194cafa9 [2022-10-17 17:35:58,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:35:58,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:35:58,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:35:58,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:35:58,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:35:58,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:35:58" (1/1) ... [2022-10-17 17:35:58,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5332a105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:58, skipping insertion in model container [2022-10-17 17:35:58,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:35:58" (1/1) ... [2022-10-17 17:35:58,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:35:58,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:35:59,393 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_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c[17711,17724] [2022-10-17 17:35:59,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:35:59,409 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:35:59,471 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_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/sv-benchmarks/c/product-lines/minepump_spec5_product06.cil.c[17711,17724] [2022-10-17 17:35:59,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:35:59,500 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:35:59,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59 WrapperNode [2022-10-17 17:35:59,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:35:59,502 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:35:59,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:35:59,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:35:59,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,590 INFO L138 Inliner]: procedures = 53, calls = 152, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 221 [2022-10-17 17:35:59,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:35:59,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:35:59,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:35:59,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:35:59,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,615 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:35:59,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:35:59,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:35:59,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:35:59,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (1/1) ... [2022-10-17 17:35:59,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:35:59,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:35:59,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:35:59,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:35:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:35:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 17:35:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 17:35:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:35:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:35:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 17:35:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 17:35:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 17:35:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 17:35:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-10-17 17:35:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-10-17 17:35:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:35:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 17:35:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 17:35:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:35:59,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:35:59,827 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:35:59,829 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:36:00,283 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:36:00,433 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:36:00,439 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:36:00,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:36:00 BoogieIcfgContainer [2022-10-17 17:36:00,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:36:00,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:36:00,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:36:00,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:36:00,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:35:58" (1/3) ... [2022-10-17 17:36:00,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd05178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:36:00, skipping insertion in model container [2022-10-17 17:36:00,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:35:59" (2/3) ... [2022-10-17 17:36:00,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd05178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:36:00, skipping insertion in model container [2022-10-17 17:36:00,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:36:00" (3/3) ... [2022-10-17 17:36:00,453 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06.cil.c [2022-10-17 17:36:00,474 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:36:00,474 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 17:36:00,556 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:36:00,569 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@26c4d6da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:36:00,569 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 17:36:00,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-10-17 17:36:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:36:00,585 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:36:00,585 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:36:00,586 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:36:00,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:36:00,594 INFO L85 PathProgramCache]: Analyzing trace with hash -2004994899, now seen corresponding path program 1 times [2022-10-17 17:36:00,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:36:00,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721042795] [2022-10-17 17:36:00,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:36:00,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:36:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:36:00,875 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 17:36:00,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:36:00,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721042795] [2022-10-17 17:36:00,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721042795] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:36:00,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:36:00,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 17:36:00,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150707374] [2022-10-17 17:36:00,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:36:00,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-17 17:36:00,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:36:00,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-17 17:36:00,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 17:36:00,929 INFO L87 Difference]: Start difference. First operand has 51 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 17:36:01,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:36:01,051 INFO L93 Difference]: Finished difference Result 100 states and 135 transitions. [2022-10-17 17:36:01,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-17 17:36:01,056 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-10-17 17:36:01,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:36:01,070 INFO L225 Difference]: With dead ends: 100 [2022-10-17 17:36:01,071 INFO L226 Difference]: Without dead ends: 46 [2022-10-17 17:36:01,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 17:36:01,081 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 17:36:01,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 49 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 17:36:01,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-10-17 17:36:01,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-10-17 17:36:01,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 30 states have (on average 1.3) internal successors, (39), 35 states have internal predecessors, (39), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2022-10-17 17:36:01,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-10-17 17:36:01,138 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 58 transitions. Word has length 21 [2022-10-17 17:36:01,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:36:01,139 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-10-17 17:36:01,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 17:36:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-10-17 17:36:01,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:36:01,144 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:36:01,144 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:36:01,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 17:36:01,145 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:36:01,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:36:01,146 INFO L85 PathProgramCache]: Analyzing trace with hash -786430657, now seen corresponding path program 1 times [2022-10-17 17:36:01,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:36:01,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377593881] [2022-10-17 17:36:01,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:36:01,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:36:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:36:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:36:01,491 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-10-17 17:36:01,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377593881] [2022-10-17 17:36:01,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377593881] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:36:01,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:36:01,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 17:36:01,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193899032] [2022-10-17 17:36:01,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:36:01,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 17:36:01,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-10-17 17:36:01,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 17:36:01,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 17:36:01,497 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 17:36:01,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:36:01,686 INFO L93 Difference]: Finished difference Result 87 states and 114 transitions. [2022-10-17 17:36:01,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 17:36:01,687 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2022-10-17 17:36:01,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:36:01,688 INFO L225 Difference]: With dead ends: 87 [2022-10-17 17:36:01,689 INFO L226 Difference]: Without dead ends: 0 [2022-10-17 17:36:01,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-17 17:36:01,692 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 34 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 17:36:01,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 131 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 17:36:01,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-17 17:36:01,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-17 17:36:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 17:36:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-17 17:36:01,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-10-17 17:36:01,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:36:01,695 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 17:36:01,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-17 17:36:01,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-17 17:36:01,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 17:36:01,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-10-17 17:36:01,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-17 17:36:01,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-17 17:36:01,822 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 280 286) no Hoare annotation was computed. [2022-10-17 17:36:01,823 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 280 286) the Hoare annotation is: true [2022-10-17 17:36:01,823 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 82 93) the Hoare annotation is: true [2022-10-17 17:36:01,828 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 82 93) no Hoare annotation was computed. [2022-10-17 17:36:01,828 INFO L899 garLoopResultBuilder]: For program point L416(line 416) no Hoare annotation was computed. [2022-10-17 17:36:01,829 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 395 424) no Hoare annotation was computed. [2022-10-17 17:36:01,829 INFO L895 garLoopResultBuilder]: At program point cleanupENTRY(lines 395 424) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,829 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 413) no Hoare annotation was computed. [2022-10-17 17:36:01,829 INFO L895 garLoopResultBuilder]: At program point L409-1(lines 409 413) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,829 INFO L895 garLoopResultBuilder]: At program point L405-2(lines 405 419) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,830 INFO L895 garLoopResultBuilder]: At program point L401(line 401) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,830 INFO L899 garLoopResultBuilder]: For program point L401-1(line 401) no Hoare annotation was computed. [2022-10-17 17:36:01,830 INFO L902 garLoopResultBuilder]: At program point L420(lines 395 424) the Hoare annotation is: true [2022-10-17 17:36:01,830 INFO L895 garLoopResultBuilder]: At program point L267-1(lines 267 273) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,830 INFO L895 garLoopResultBuilder]: At program point L296(lines 296 304) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-10-17 17:36:01,831 INFO L895 garLoopResultBuilder]: At program point L292(lines 292 309) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,831 INFO L895 garLoopResultBuilder]: At program point L507(line 507) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,831 INFO L895 garLoopResultBuilder]: At program point L507-1(line 507) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,831 INFO L895 garLoopResultBuilder]: At program point L912(line 912) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-10-17 17:36:01,831 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 534) no Hoare annotation was computed. [2022-10-17 17:36:01,832 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 537) no Hoare annotation was computed. [2022-10-17 17:36:01,832 INFO L895 garLoopResultBuilder]: At program point L520-1(lines 512 540) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,832 INFO L899 garLoopResultBuilder]: For program point L260-2(lines 256 278) no Hoare annotation was computed. [2022-10-17 17:36:01,832 INFO L895 garLoopResultBuilder]: At program point L302(line 302) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-10-17 17:36:01,832 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 531) no Hoare annotation was computed. [2022-10-17 17:36:01,833 INFO L895 garLoopResultBuilder]: At program point L307(line 307) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,833 INFO L895 garLoopResultBuilder]: At program point L307-1(lines 288 312) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,833 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 253 279) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,833 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 253 279) no Hoare annotation was computed. [2022-10-17 17:36:01,833 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-10-17 17:36:01,834 INFO L899 garLoopResultBuilder]: For program point L522-1(line 522) no Hoare annotation was computed. [2022-10-17 17:36:01,834 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 912) no Hoare annotation was computed. [2022-10-17 17:36:01,834 INFO L895 garLoopResultBuilder]: At program point L225-2(lines 217 230) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,834 INFO L899 garLoopResultBuilder]: For program point L188(lines 187 234) no Hoare annotation was computed. [2022-10-17 17:36:01,834 INFO L895 garLoopResultBuilder]: At program point L209(line 209) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,835 INFO L902 garLoopResultBuilder]: At program point L238(lines 177 242) the Hoare annotation is: true [2022-10-17 17:36:01,835 INFO L899 garLoopResultBuilder]: For program point L197(lines 197 203) no Hoare annotation was computed. [2022-10-17 17:36:01,835 INFO L899 garLoopResultBuilder]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2022-10-17 17:36:01,835 INFO L895 garLoopResultBuilder]: At program point L478(lines 478 485) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,835 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-10-17 17:36:01,835 INFO L902 garLoopResultBuilder]: At program point L478-2(lines 478 485) the Hoare annotation is: true [2022-10-17 17:36:01,836 INFO L895 garLoopResultBuilder]: At program point L235(lines 186 236) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,836 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-17 17:36:01,836 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 213) no Hoare annotation was computed. [2022-10-17 17:36:01,836 INFO L895 garLoopResultBuilder]: At program point L207-1(lines 207 213) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,836 INFO L895 garLoopResultBuilder]: At program point L232(lines 187 234) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,836 INFO L895 garLoopResultBuilder]: At program point L199(line 199) the Hoare annotation is: (= ~pumpRunning~0 0) [2022-10-17 17:36:01,837 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 70 81) no Hoare annotation was computed. [2022-10-17 17:36:01,837 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 70 81) the Hoare annotation is: true [2022-10-17 17:36:01,837 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 340 348) no Hoare annotation was computed. [2022-10-17 17:36:01,837 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 340 348) the Hoare annotation is: true [2022-10-17 17:36:01,840 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-10-17 17:36:01,841 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 17:36:01,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 05:36:01 BoogieIcfgContainer [2022-10-17 17:36:01,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 17:36:01,868 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:36:01,868 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:36:01,868 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:36:01,869 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:36:00" (3/4) ... [2022-10-17 17:36:01,872 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 17:36:01,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 17:36:01,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 17:36:01,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 17:36:01,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 17:36:01,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 17:36:01,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-10-17 17:36:01,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2022-10-17 17:36:01,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 17:36:01,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 17:36:01,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 17:36:01,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 17:36:01,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 17:36:01,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 17:36:01,916 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-10-17 17:36:01,916 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-10-17 17:36:01,917 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-10-17 17:36:01,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-10-17 17:36:01,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-10-17 17:36:01,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-10-17 17:36:01,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-10-17 17:36:01,919 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-10-17 17:36:01,953 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/witness.graphml [2022-10-17 17:36:01,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:36:01,954 INFO L158 Benchmark]: Toolchain (without parser) took 3048.79ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 67.5MB in the beginning and 73.4MB in the end (delta: -5.8MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,955 INFO L158 Benchmark]: CDTParser took 9.43ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 84.4MB in the end (delta: -10.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 591.46ms. Allocated memory is still 104.9MB. Free memory was 67.4MB in the beginning and 69.5MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.97ms. Allocated memory is still 104.9MB. Free memory was 69.5MB in the beginning and 67.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,956 INFO L158 Benchmark]: Boogie Preprocessor took 28.78ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 65.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,956 INFO L158 Benchmark]: RCFGBuilder took 822.05ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.3MB in the beginning and 103.2MB in the end (delta: -37.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,957 INFO L158 Benchmark]: TraceAbstraction took 1422.40ms. Allocated memory is still 138.4MB. Free memory was 102.4MB in the beginning and 78.6MB in the end (delta: 23.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,957 INFO L158 Benchmark]: Witness Printer took 85.63ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 73.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:36:01,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 9.43ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 84.4MB in the end (delta: -10.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 591.46ms. Allocated memory is still 104.9MB. Free memory was 67.4MB in the beginning and 69.5MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.97ms. Allocated memory is still 104.9MB. Free memory was 69.5MB in the beginning and 67.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.78ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 65.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 822.05ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.3MB in the beginning and 103.2MB in the end (delta: -37.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1422.40ms. Allocated memory is still 138.4MB. Free memory was 102.4MB in the beginning and 78.6MB in the end (delta: 23.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Witness Printer took 85.63ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 73.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 912]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 180 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 119 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 87 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 150 PreInvPairs, 177 NumberOfFragments, 145 HoareAnnotationTreeSize, 150 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 79 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2022-10-17 17:36:02,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd03a5b3-36bb-4c12-b17f-48a07a8eab5b/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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