./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2bdcdf2450fe12dc31eba38670a2ad19cdc8c29d88388843515301032876b8f --- 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-8393723 [2022-11-18 21:02:32,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:02:32,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:02:32,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:02:32,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:02:32,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:02:32,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:02:32,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:02:32,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:02:32,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:02:32,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:02:32,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:02:32,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:02:32,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:02:32,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:02:32,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:02:32,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:02:32,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:02:32,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:02:32,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:02:32,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:02:32,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:02:32,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:02:32,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:02:32,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:02:32,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:02:32,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:02:32,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:02:32,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:02:32,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:02:32,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:02:32,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:02:32,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:02:32,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:02:32,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:02:32,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:02:32,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:02:32,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:02:32,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:02:32,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:02:32,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:02:32,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 21:02:32,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:02:32,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:02:32,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:02:32,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:02:32,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:02:32,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:02:32,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:02:32,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:02:32,694 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:02:32,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:02:32,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 21:02:32,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:02:32,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 21:02:32,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:02:32,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 21:02:32,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:02:32,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 21:02:32,698 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 21:02:32,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 21:02:32,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:02:32,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 21:02:32,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:02:32,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:02:32,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:02:32,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:02:32,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:02:32,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:02:32,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 21:02:32,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:02:32,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:02:32,703 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 21:02:32,704 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 21:02:32,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 21:02:32,704 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_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2bdcdf2450fe12dc31eba38670a2ad19cdc8c29d88388843515301032876b8f [2022-11-18 21:02:32,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:02:33,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:02:33,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:02:33,004 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:02:33,005 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:02:33,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2022-11-18 21:02:33,070 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/data/ffd571948/549895f67ad94c95a3ada48023d134ad/FLAGa8f3a1125 [2022-11-18 21:02:33,613 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:02:33,613 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2022-11-18 21:02:33,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/data/ffd571948/549895f67ad94c95a3ada48023d134ad/FLAGa8f3a1125 [2022-11-18 21:02:33,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/data/ffd571948/549895f67ad94c95a3ada48023d134ad [2022-11-18 21:02:33,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:02:33,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:02:33,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:33,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:02:33,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:02:33,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:33" (1/1) ... [2022-11-18 21:02:33,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50bc61d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:33, skipping insertion in model container [2022-11-18 21:02:33,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:33" (1/1) ... [2022-11-18 21:02:33,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:02:34,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:02:34,440 WARN L234 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_830e1fca-41bd-444a-985c-c339363a1b5c/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17982,17995] [2022-11-18 21:02:34,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:02:34,470 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 21:02:34,572 WARN L234 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_830e1fca-41bd-444a-985c-c339363a1b5c/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17982,17995] [2022-11-18 21:02:34,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:02:34,605 INFO L208 MainTranslator]: Completed translation [2022-11-18 21:02:34,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34 WrapperNode [2022-11-18 21:02:34,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:34,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 21:02:34,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 21:02:34,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 21:02:34,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,655 INFO L138 Inliner]: procedures = 56, calls = 101, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 177 [2022-11-18 21:02:34,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 21:02:34,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 21:02:34,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 21:02:34,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 21:02:34,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,695 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 21:02:34,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 21:02:34,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 21:02:34,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 21:02:34,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (1/1) ... [2022-11-18 21:02:34,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:02:34,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:02:34,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 21:02:34,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 21:02:34,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 21:02:34,785 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-18 21:02:34,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-18 21:02:34,786 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-18 21:02:34,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-18 21:02:34,786 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-18 21:02:34,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-18 21:02:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-18 21:02:34,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-18 21:02:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-18 21:02:34,787 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-18 21:02:34,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-11-18 21:02:34,788 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-11-18 21:02:34,788 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-11-18 21:02:34,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-11-18 21:02:34,788 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-18 21:02:34,788 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-18 21:02:34,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 21:02:34,789 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-18 21:02:34,789 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-18 21:02:34,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 21:02:34,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 21:02:34,867 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 21:02:34,869 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 21:02:35,115 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:02:35,123 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:02:35,123 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 21:02:35,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:02:35 BoogieIcfgContainer [2022-11-18 21:02:35,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:02:35,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:02:35,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:02:35,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:02:35,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:02:33" (1/3) ... [2022-11-18 21:02:35,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548e9014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:02:35, skipping insertion in model container [2022-11-18 21:02:35,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:34" (2/3) ... [2022-11-18 21:02:35,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@548e9014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:02:35, skipping insertion in model container [2022-11-18 21:02:35,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:02:35" (3/3) ... [2022-11-18 21:02:35,136 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2022-11-18 21:02:35,154 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:02:35,154 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 21:02:35,209 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:02:35,216 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=PETRI_NET, 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;@14126694, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:02:35,216 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 21:02:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 68 states have (on average 1.3676470588235294) internal successors, (93), 76 states have internal predecessors, (93), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-18 21:02:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-18 21:02:35,249 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:02:35,250 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:02:35,250 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:02:35,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:35,256 INFO L85 PathProgramCache]: Analyzing trace with hash 975753900, now seen corresponding path program 1 times [2022-11-18 21:02:35,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:35,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126112405] [2022-11-18 21:02:35,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:35,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:35,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-18 21:02:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:35,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:35,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126112405] [2022-11-18 21:02:35,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126112405] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:35,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:35,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:02:35,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839246440] [2022-11-18 21:02:35,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:35,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 21:02:35,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:35,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 21:02:35,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 21:02:35,510 INFO L87 Difference]: Start difference. First operand has 94 states, 68 states have (on average 1.3676470588235294) internal successors, (93), 76 states have internal predecessors, (93), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 21:02:35,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:02:35,579 INFO L93 Difference]: Finished difference Result 179 states and 240 transitions. [2022-11-18 21:02:35,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 21:02:35,582 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-11-18 21:02:35,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:02:35,603 INFO L225 Difference]: With dead ends: 179 [2022-11-18 21:02:35,604 INFO L226 Difference]: Without dead ends: 85 [2022-11-18 21:02:35,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 21:02:35,615 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:02:35,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:02:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-11-18 21:02:35,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2022-11-18 21:02:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 61 states have (on average 1.2950819672131149) internal successors, (79), 68 states have internal predecessors, (79), 15 states have call successors, (15), 9 states have call predecessors, (15), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-18 21:02:35,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 108 transitions. [2022-11-18 21:02:35,678 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 108 transitions. Word has length 25 [2022-11-18 21:02:35,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:02:35,679 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 108 transitions. [2022-11-18 21:02:35,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 21:02:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 108 transitions. [2022-11-18 21:02:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-18 21:02:35,684 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:02:35,684 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:02:35,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:02:35,686 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:02:35,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:35,688 INFO L85 PathProgramCache]: Analyzing trace with hash -638241596, now seen corresponding path program 1 times [2022-11-18 21:02:35,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:35,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348162200] [2022-11-18 21:02:35,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:35,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 21:02:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:35,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:35,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348162200] [2022-11-18 21:02:35,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348162200] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:35,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:35,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:02:35,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415345925] [2022-11-18 21:02:35,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:35,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:02:35,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:35,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:02:35,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:02:35,833 INFO L87 Difference]: Start difference. First operand 85 states and 108 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 21:02:35,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:02:35,849 INFO L93 Difference]: Finished difference Result 134 states and 170 transitions. [2022-11-18 21:02:35,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:02:35,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2022-11-18 21:02:35,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:02:35,851 INFO L225 Difference]: With dead ends: 134 [2022-11-18 21:02:35,852 INFO L226 Difference]: Without dead ends: 76 [2022-11-18 21:02:35,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:02:35,854 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 13 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:02:35,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 173 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:02:35,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-18 21:02:35,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-11-18 21:02:35,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 55 states have (on average 1.309090909090909) internal successors, (72), 62 states have internal predecessors, (72), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-18 21:02:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2022-11-18 21:02:35,864 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 96 transitions. Word has length 26 [2022-11-18 21:02:35,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:02:35,865 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 96 transitions. [2022-11-18 21:02:35,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 21:02:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-11-18 21:02:35,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-18 21:02:35,866 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:02:35,866 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:02:35,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 21:02:35,867 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:02:35,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:35,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1981192212, now seen corresponding path program 1 times [2022-11-18 21:02:35,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:35,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686307149] [2022-11-18 21:02:35,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:35,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:36,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-18 21:02:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:36,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:36,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686307149] [2022-11-18 21:02:36,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686307149] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:36,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:36,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:02:36,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066978482] [2022-11-18 21:02:36,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:36,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:02:36,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:36,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:02:36,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:02:36,104 INFO L87 Difference]: Start difference. First operand 76 states and 96 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 21:02:36,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:02:36,279 INFO L93 Difference]: Finished difference Result 144 states and 185 transitions. [2022-11-18 21:02:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 21:02:36,280 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-11-18 21:02:36,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:02:36,281 INFO L225 Difference]: With dead ends: 144 [2022-11-18 21:02:36,282 INFO L226 Difference]: Without dead ends: 76 [2022-11-18 21:02:36,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 21:02:36,284 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 123 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:02:36,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 189 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 21:02:36,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-18 21:02:36,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-11-18 21:02:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 55 states have (on average 1.290909090909091) internal successors, (71), 62 states have internal predecessors, (71), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-18 21:02:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 95 transitions. [2022-11-18 21:02:36,325 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 95 transitions. Word has length 31 [2022-11-18 21:02:36,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:02:36,326 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 95 transitions. [2022-11-18 21:02:36,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-18 21:02:36,326 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 95 transitions. [2022-11-18 21:02:36,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-18 21:02:36,331 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:02:36,332 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:02:36,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 21:02:36,332 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:02:36,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:36,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1055507879, now seen corresponding path program 1 times [2022-11-18 21:02:36,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:36,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274316609] [2022-11-18 21:02:36,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:36,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:36,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-18 21:02:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:36,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 21:02:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:36,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 21:02:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:36,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:36,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274316609] [2022-11-18 21:02:36,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274316609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:36,557 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:36,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 21:02:36,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738633213] [2022-11-18 21:02:36,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:36,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:02:36,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:36,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:02:36,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:02:36,559 INFO L87 Difference]: Start difference. First operand 76 states and 95 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 5 states have internal predecessors, (34), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-18 21:02:36,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:02:36,737 INFO L93 Difference]: Finished difference Result 122 states and 154 transitions. [2022-11-18 21:02:36,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 21:02:36,738 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 5 states have internal predecessors, (34), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 41 [2022-11-18 21:02:36,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:02:36,739 INFO L225 Difference]: With dead ends: 122 [2022-11-18 21:02:36,739 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 21:02:36,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:02:36,741 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 71 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:02:36,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 133 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 21:02:36,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 21:02:36,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 21:02:36,743 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) [2022-11-18 21:02:36,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 21:02:36,744 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-11-18 21:02:36,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:02:36,744 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 21:02:36,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 5 states have internal predecessors, (34), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-18 21:02:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 21:02:36,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 21:02:36,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 21:02:36,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 21:02:36,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 21:02:37,111 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 834 841) the Hoare annotation is: true [2022-11-18 21:02:37,112 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 834 841) no Hoare annotation was computed. [2022-11-18 21:02:37,112 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 834 841) no Hoare annotation was computed. [2022-11-18 21:02:37,112 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 750 756) no Hoare annotation was computed. [2022-11-18 21:02:37,112 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 750 756) the Hoare annotation is: true [2022-11-18 21:02:37,112 INFO L899 garLoopResultBuilder]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2022-11-18 21:02:37,112 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 588 599) the Hoare annotation is: true [2022-11-18 21:02:37,113 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 588 599) no Hoare annotation was computed. [2022-11-18 21:02:37,113 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 600 608) the Hoare annotation is: true [2022-11-18 21:02:37,113 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 600 608) no Hoare annotation was computed. [2022-11-18 21:02:37,113 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 600 608) no Hoare annotation was computed. [2022-11-18 21:02:37,113 INFO L899 garLoopResultBuilder]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2022-11-18 21:02:37,113 INFO L899 garLoopResultBuilder]: For program point L956(lines 956 966) no Hoare annotation was computed. [2022-11-18 21:02:37,113 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 572) no Hoare annotation was computed. [2022-11-18 21:02:37,114 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 969) no Hoare annotation was computed. [2022-11-18 21:02:37,114 INFO L895 garLoopResultBuilder]: At program point L952-1(lines 944 972) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,114 INFO L895 garLoopResultBuilder]: At program point L568-2(lines 564 575) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,114 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 726 749) no Hoare annotation was computed. [2022-11-18 21:02:37,114 INFO L899 garLoopResultBuilder]: For program point L957(lines 957 963) no Hoare annotation was computed. [2022-11-18 21:02:37,115 INFO L895 garLoopResultBuilder]: At program point L858(lines 853 861) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-18 21:02:37,115 INFO L899 garLoopResultBuilder]: For program point L730-1(lines 729 748) no Hoare annotation was computed. [2022-11-18 21:02:37,119 INFO L899 garLoopResultBuilder]: For program point L792(lines 792 800) no Hoare annotation was computed. [2022-11-18 21:02:37,119 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 805) no Hoare annotation was computed. [2022-11-18 21:02:37,119 INFO L895 garLoopResultBuilder]: At program point L950(line 950) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,120 INFO L899 garLoopResultBuilder]: For program point L950-1(line 950) no Hoare annotation was computed. [2022-11-18 21:02:37,120 INFO L899 garLoopResultBuilder]: For program point L930(line 930) no Hoare annotation was computed. [2022-11-18 21:02:37,120 INFO L895 garLoopResultBuilder]: At program point L798(line 798) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,121 INFO L895 garLoopResultBuilder]: At program point L794(line 794) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,121 INFO L895 garLoopResultBuilder]: At program point L790(line 790) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,121 INFO L899 garLoopResultBuilder]: For program point L790-1(line 790) no Hoare annotation was computed. [2022-11-18 21:02:37,122 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 726 749) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,122 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 726 749) no Hoare annotation was computed. [2022-11-18 21:02:37,122 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2022-11-18 21:02:37,123 INFO L895 garLoopResultBuilder]: At program point L803(line 803) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,123 INFO L895 garLoopResultBuilder]: At program point L931(lines 926 933) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,123 INFO L895 garLoopResultBuilder]: At program point L803-1(lines 784 808) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,123 INFO L902 garLoopResultBuilder]: At program point L481(lines 456 485) the Hoare annotation is: true [2022-11-18 21:02:37,124 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 456 485) no Hoare annotation was computed. [2022-11-18 21:02:37,126 INFO L899 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2022-11-18 21:02:37,127 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 456 485) the Hoare annotation is: true [2022-11-18 21:02:37,128 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 474) no Hoare annotation was computed. [2022-11-18 21:02:37,128 INFO L902 garLoopResultBuilder]: At program point L470-1(lines 470 474) the Hoare annotation is: true [2022-11-18 21:02:37,128 INFO L899 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2022-11-18 21:02:37,129 INFO L902 garLoopResultBuilder]: At program point L466-2(lines 466 480) the Hoare annotation is: true [2022-11-18 21:02:37,129 INFO L902 garLoopResultBuilder]: At program point L462(line 462) the Hoare annotation is: true [2022-11-18 21:02:37,129 INFO L899 garLoopResultBuilder]: For program point L462-1(line 462) no Hoare annotation was computed. [2022-11-18 21:02:37,130 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 550) no Hoare annotation was computed. [2022-11-18 21:02:37,130 INFO L899 garLoopResultBuilder]: For program point L543-2(lines 543 550) no Hoare annotation was computed. [2022-11-18 21:02:37,131 INFO L899 garLoopResultBuilder]: For program point L700(lines 700 704) no Hoare annotation was computed. [2022-11-18 21:02:37,131 INFO L895 garLoopResultBuilder]: At program point L700-2(lines 692 705) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-18 21:02:37,131 INFO L899 garLoopResultBuilder]: For program point L663(lines 662 709) no Hoare annotation was computed. [2022-11-18 21:02:37,131 INFO L899 garLoopResultBuilder]: For program point L692(lines 692 705) no Hoare annotation was computed. [2022-11-18 21:02:37,132 INFO L895 garLoopResultBuilder]: At program point L684(line 684) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-18 21:02:37,132 INFO L902 garLoopResultBuilder]: At program point L713(lines 652 717) the Hoare annotation is: true [2022-11-18 21:02:37,132 INFO L902 garLoopResultBuilder]: At program point L552(lines 533 555) the Hoare annotation is: true [2022-11-18 21:02:37,132 INFO L895 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-18 21:02:37,132 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 678) no Hoare annotation was computed. [2022-11-18 21:02:37,133 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 21:02:37,134 INFO L899 garLoopResultBuilder]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2022-11-18 21:02:37,134 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 21:02:37,134 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 21:02:37,134 INFO L895 garLoopResultBuilder]: At program point L441(lines 437 443) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-18 21:02:37,134 INFO L899 garLoopResultBuilder]: For program point L664(lines 664 668) no Hoare annotation was computed. [2022-11-18 21:02:37,135 INFO L895 garLoopResultBuilder]: At program point L941(lines 936 943) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-18 21:02:37,135 INFO L895 garLoopResultBuilder]: At program point L710(lines 661 711) the Hoare annotation is: false [2022-11-18 21:02:37,135 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 21:02:37,135 INFO L895 garLoopResultBuilder]: At program point L434(lines 430 436) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-18 21:02:37,136 INFO L899 garLoopResultBuilder]: For program point L682(lines 682 688) no Hoare annotation was computed. [2022-11-18 21:02:37,136 INFO L899 garLoopResultBuilder]: For program point L682-1(lines 682 688) no Hoare annotation was computed. [2022-11-18 21:02:37,136 INFO L895 garLoopResultBuilder]: At program point L517(lines 513 519) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-18 21:02:37,137 INFO L895 garLoopResultBuilder]: At program point L707(lines 662 709) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-18 21:02:37,137 INFO L895 garLoopResultBuilder]: At program point L674(line 674) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-18 21:02:37,137 INFO L895 garLoopResultBuilder]: At program point L922(lines 917 924) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_main_~tmp~3#1| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-18 21:02:37,137 INFO L902 garLoopResultBuilder]: At program point L530(lines 522 532) the Hoare annotation is: true [2022-11-18 21:02:37,138 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 576 587) no Hoare annotation was computed. [2022-11-18 21:02:37,138 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 576 587) the Hoare annotation is: true [2022-11-18 21:02:37,138 INFO L899 garLoopResultBuilder]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2022-11-18 21:02:37,139 INFO L895 garLoopResultBuilder]: At program point L768(line 768) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,140 INFO L899 garLoopResultBuilder]: For program point L766(lines 766 774) no Hoare annotation was computed. [2022-11-18 21:02:37,140 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 779) no Hoare annotation was computed. [2022-11-18 21:02:37,141 INFO L895 garLoopResultBuilder]: At program point L913(lines 898 916) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,141 INFO L899 garLoopResultBuilder]: For program point L907(lines 907 911) no Hoare annotation was computed. [2022-11-18 21:02:37,141 INFO L899 garLoopResultBuilder]: For program point L907-2(lines 907 911) no Hoare annotation was computed. [2022-11-18 21:02:37,141 INFO L895 garLoopResultBuilder]: At program point L777(line 777) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,141 INFO L899 garLoopResultBuilder]: For program point L777-1(lines 758 782) no Hoare annotation was computed. [2022-11-18 21:02:37,142 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 758 782) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,142 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 758 782) no Hoare annotation was computed. [2022-11-18 21:02:37,142 INFO L895 garLoopResultBuilder]: At program point L646(lines 641 649) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,143 INFO L895 garLoopResultBuilder]: At program point L772(line 772) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-18 21:02:37,143 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 842 852) the Hoare annotation is: true [2022-11-18 21:02:37,143 INFO L902 garLoopResultBuilder]: At program point L847(line 847) the Hoare annotation is: true [2022-11-18 21:02:37,143 INFO L899 garLoopResultBuilder]: For program point L847-1(line 847) no Hoare annotation was computed. [2022-11-18 21:02:37,144 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 842 852) no Hoare annotation was computed. [2022-11-18 21:02:37,144 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 842 852) no Hoare annotation was computed. [2022-11-18 21:02:37,150 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-18 21:02:37,152 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 21:02:37,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:02:37 BoogieIcfgContainer [2022-11-18 21:02:37,193 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 21:02:37,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 21:02:37,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 21:02:37,194 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 21:02:37,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:02:35" (3/4) ... [2022-11-18 21:02:37,197 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 21:02:37,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-18 21:02:37,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-18 21:02:37,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-18 21:02:37,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-18 21:02:37,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-18 21:02:37,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-18 21:02:37,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-18 21:02:37,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-11-18 21:02:37,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-11-18 21:02:37,220 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-18 21:02:37,220 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-18 21:02:37,221 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 21:02:37,221 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 21:02:37,221 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 21:02:37,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-11-18 21:02:37,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive [2022-11-18 21:02:37,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive [2022-11-18 21:02:37,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2022-11-18 21:02:37,253 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-18 21:02:37,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-18 21:02:37,256 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2022-11-18 21:02:37,256 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-18 21:02:37,257 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0) [2022-11-18 21:02:37,257 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-18 21:02:37,257 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-18 21:02:37,258 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-18 21:02:37,291 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 21:02:37,292 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 21:02:37,294 INFO L158 Benchmark]: Toolchain (without parser) took 3322.22ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 75.8MB in the beginning and 50.9MB in the end (delta: 24.9MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,295 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 21:02:37,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.57ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 75.5MB in the beginning and 96.2MB in the end (delta: -20.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.11ms. Allocated memory is still 130.0MB. Free memory was 96.2MB in the beginning and 93.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,296 INFO L158 Benchmark]: Boogie Preprocessor took 43.01ms. Allocated memory is still 130.0MB. Free memory was 93.8MB in the beginning and 92.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,296 INFO L158 Benchmark]: RCFGBuilder took 426.87ms. Allocated memory is still 130.0MB. Free memory was 92.1MB in the beginning and 76.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,299 INFO L158 Benchmark]: TraceAbstraction took 2064.98ms. Allocated memory is still 130.0MB. Free memory was 75.8MB in the beginning and 57.2MB in the end (delta: 18.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,300 INFO L158 Benchmark]: Witness Printer took 97.92ms. Allocated memory is still 130.0MB. Free memory was 56.2MB in the beginning and 50.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 21:02:37,303 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.57ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 75.5MB in the beginning and 96.2MB in the end (delta: -20.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.11ms. Allocated memory is still 130.0MB. Free memory was 96.2MB in the beginning and 93.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.01ms. Allocated memory is still 130.0MB. Free memory was 93.8MB in the beginning and 92.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.87ms. Allocated memory is still 130.0MB. Free memory was 92.1MB in the beginning and 76.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2064.98ms. Allocated memory is still 130.0MB. Free memory was 75.8MB in the beginning and 57.2MB in the end (delta: 18.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Witness Printer took 97.92ms. Allocated memory is still 130.0MB. Free memory was 56.2MB in the beginning and 50.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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: 930]: 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 10 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 212 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 207 mSDsluCounter, 612 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 272 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 121 IncrementalHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 340 mSDtfsCounter, 121 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 208 PreInvPairs, 223 NumberOfFragments, 327 HoareAnnotationTreeSize, 208 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 131 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 203 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 444]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == systemActive) && 1 == systemActive) && \result == systemActive RESULT: Ultimate proved your program to be correct! [2022-11-18 21:02:37,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_830e1fca-41bd-444a-985c-c339363a1b5c/bin/uautomizer-TMbwUNV5ro/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