./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/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_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/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_dc5eb125-9c13-4707-9e7c-549e5a1c71db/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 adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 --- 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 19:47:39,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:47:39,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:47:39,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:47:39,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:47:39,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:47:39,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:47:39,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:47:39,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:47:39,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:47:39,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:47:39,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:47:39,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:47:39,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:47:39,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:47:39,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:47:39,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:47:39,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:47:39,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:47:39,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:47:39,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:47:39,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:47:39,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:47:39,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:47:39,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:47:39,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:47:39,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:47:39,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:47:39,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:47:39,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:47:39,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:47:39,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:47:39,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:47:39,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:47:39,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:47:39,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:47:39,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:47:39,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:47:39,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:47:39,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:47:39,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:47:39,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 19:47:39,780 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:47:39,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:47:39,781 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:47:39,781 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:47:39,782 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:47:39,782 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:47:39,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:47:39,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:47:39,783 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:47:39,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:47:39,785 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 19:47:39,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:47:39,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 19:47:39,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:47:39,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:47:39,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:47:39,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:47:39,786 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 19:47:39,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:47:39,787 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:47:39,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:47:39,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:47:39,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:47:39,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:47:39,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:47:39,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:47:39,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:47:39,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:47:39,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:47:39,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:47:39,790 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:47:39,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:47:39,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:47:39,791 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_dc5eb125-9c13-4707-9e7c-549e5a1c71db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 [2022-11-18 19:47:40,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:47:40,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:47:40,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:47:40,062 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:47:40,065 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:47:40,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2022-11-18 19:47:40,159 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/data/a6defd3d8/592d09dc472e41bd91b0a3512f4a24f9/FLAG4ba3c7cf4 [2022-11-18 19:47:40,695 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:47:40,707 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2022-11-18 19:47:40,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/data/a6defd3d8/592d09dc472e41bd91b0a3512f4a24f9/FLAG4ba3c7cf4 [2022-11-18 19:47:41,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/data/a6defd3d8/592d09dc472e41bd91b0a3512f4a24f9 [2022-11-18 19:47:41,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:47:41,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:47:41,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:47:41,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:47:41,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:47:41,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4110ed0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41, skipping insertion in model container [2022-11-18 19:47:41,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:47:41,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:47:41,412 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_dc5eb125-9c13-4707-9e7c-549e5a1c71db/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2022-11-18 19:47:41,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:47:41,460 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:47:41,570 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_dc5eb125-9c13-4707-9e7c-549e5a1c71db/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2022-11-18 19:47:41,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:47:41,610 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:47:41,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41 WrapperNode [2022-11-18 19:47:41,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:47:41,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:47:41,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:47:41,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:47:41,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,663 INFO L138 Inliner]: procedures = 52, calls = 95, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 151 [2022-11-18 19:47:41,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:47:41,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:47:41,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:47:41,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:47:41,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,690 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:47:41,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:47:41,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:47:41,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:47:41,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (1/1) ... [2022-11-18 19:47:41,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:47:41,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:47:41,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:47:41,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:47:41,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:47:41,791 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-18 19:47:41,791 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-18 19:47:41,792 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-18 19:47:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-18 19:47:41,792 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-18 19:47:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-18 19:47:41,792 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-18 19:47:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-18 19:47:41,793 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-18 19:47:41,793 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-18 19:47:41,793 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-18 19:47:41,793 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-18 19:47:41,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:47:41,793 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-18 19:47:41,794 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-18 19:47:41,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:47:41,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:47:41,870 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:47:41,872 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:47:42,205 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:47:42,215 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:47:42,215 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 19:47:42,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:47:42 BoogieIcfgContainer [2022-11-18 19:47:42,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:47:42,232 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:47:42,234 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:47:42,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:47:42,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:47:41" (1/3) ... [2022-11-18 19:47:42,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65b13674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:47:42, skipping insertion in model container [2022-11-18 19:47:42,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:47:41" (2/3) ... [2022-11-18 19:47:42,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65b13674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:47:42, skipping insertion in model container [2022-11-18 19:47:42,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:47:42" (3/3) ... [2022-11-18 19:47:42,250 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2022-11-18 19:47:42,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:47:42,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:47:42,366 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:47:42,373 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;@502454a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:47:42,374 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:47:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 66 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-18 19:47:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-18 19:47:42,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:47:42,399 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] [2022-11-18 19:47:42,400 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:47:42,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:47:42,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1563426226, now seen corresponding path program 1 times [2022-11-18 19:47:42,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:47:42,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191528004] [2022-11-18 19:47:42,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:47:42,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:47:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:42,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:47:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:42,749 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 19:47:42,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:47:42,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191528004] [2022-11-18 19:47:42,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191528004] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:47:42,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:47:42,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 19:47:42,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503603956] [2022-11-18 19:47:42,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:47:42,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 19:47:42,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:47:42,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 19:47:42,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 19:47:42,797 INFO L87 Difference]: Start difference. First operand has 80 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 66 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19:47:42,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:47:42,831 INFO L93 Difference]: Finished difference Result 152 states and 205 transitions. [2022-11-18 19:47:42,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 19:47:42,834 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 23 [2022-11-18 19:47:42,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:47:42,842 INFO L225 Difference]: With dead ends: 152 [2022-11-18 19:47:42,842 INFO L226 Difference]: Without dead ends: 71 [2022-11-18 19:47:42,846 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 19:47:42,850 INFO L413 NwaCegarLoop]: 99 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, 99 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 19:47:42,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:47:42,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-11-18 19:47:42,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-11-18 19:47:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 58 states have internal predecessors, (67), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-18 19:47:42,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2022-11-18 19:47:42,900 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 23 [2022-11-18 19:47:42,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:47:42,901 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2022-11-18 19:47:42,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19:47:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2022-11-18 19:47:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-18 19:47:42,904 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:47:42,904 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] [2022-11-18 19:47:42,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:47:42,905 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:47:42,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:47:42,906 INFO L85 PathProgramCache]: Analyzing trace with hash -756114654, now seen corresponding path program 1 times [2022-11-18 19:47:42,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:47:42,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377430321] [2022-11-18 19:47:42,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:47:42,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:47:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:43,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-18 19:47:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:43,021 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 19:47:43,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:47:43,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377430321] [2022-11-18 19:47:43,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377430321] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:47:43,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:47:43,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:47:43,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310662461] [2022-11-18 19:47:43,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:47:43,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:47:43,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:47:43,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:47:43,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:47:43,026 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 19:47:43,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:47:43,045 INFO L93 Difference]: Finished difference Result 103 states and 129 transitions. [2022-11-18 19:47:43,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:47:43,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 24 [2022-11-18 19:47:43,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:47:43,047 INFO L225 Difference]: With dead ends: 103 [2022-11-18 19:47:43,047 INFO L226 Difference]: Without dead ends: 62 [2022-11-18 19:47:43,048 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 19:47:43,049 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 17 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 132 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 19:47:43,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:47:43,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-11-18 19:47:43,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-11-18 19:47:43,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 52 states have internal predecessors, (60), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-18 19:47:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2022-11-18 19:47:43,060 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 24 [2022-11-18 19:47:43,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:47:43,061 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2022-11-18 19:47:43,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 19:47:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-11-18 19:47:43,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-18 19:47:43,062 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:47:43,063 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] [2022-11-18 19:47:43,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:47:43,063 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:47:43,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:47:43,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1343958209, now seen corresponding path program 1 times [2022-11-18 19:47:43,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:47:43,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024706111] [2022-11-18 19:47:43,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:47:43,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:47:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:43,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-18 19:47:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:43,290 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 19:47:43,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:47:43,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024706111] [2022-11-18 19:47:43,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024706111] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:47:43,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:47:43,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:47:43,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281722575] [2022-11-18 19:47:43,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:47:43,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:47:43,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:47:43,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:47:43,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:47:43,294 INFO L87 Difference]: Start difference. First operand 62 states and 78 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 19:47:43,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:47:43,454 INFO L93 Difference]: Finished difference Result 159 states and 204 transitions. [2022-11-18 19:47:43,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:47:43,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 29 [2022-11-18 19:47:43,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:47:43,456 INFO L225 Difference]: With dead ends: 159 [2022-11-18 19:47:43,457 INFO L226 Difference]: Without dead ends: 104 [2022-11-18 19:47:43,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:47:43,461 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 141 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:47:43,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 264 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 19:47:43,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2022-11-18 19:47:43,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2022-11-18 19:47:43,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 75 states have (on average 1.3333333333333333) internal successors, (100), 84 states have internal predecessors, (100), 14 states have call successors, (14), 11 states have call predecessors, (14), 11 states have return successors, (15), 11 states have call predecessors, (15), 14 states have call successors, (15) [2022-11-18 19:47:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 129 transitions. [2022-11-18 19:47:43,486 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 129 transitions. Word has length 29 [2022-11-18 19:47:43,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:47:43,487 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 129 transitions. [2022-11-18 19:47:43,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 19:47:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-11-18 19:47:43,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-18 19:47:43,488 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:47:43,489 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] [2022-11-18 19:47:43,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:47:43,489 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:47:43,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:47:43,490 INFO L85 PathProgramCache]: Analyzing trace with hash 609353326, now seen corresponding path program 1 times [2022-11-18 19:47:43,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:47:43,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252822876] [2022-11-18 19:47:43,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:47:43,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:47:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:43,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-18 19:47:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:47:43,630 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 19:47:43,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:47:43,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252822876] [2022-11-18 19:47:43,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252822876] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:47:43,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:47:43,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:47:43,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743894594] [2022-11-18 19:47:43,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:47:43,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:47:43,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:47:43,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:47:43,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:47:43,633 INFO L87 Difference]: Start difference. First operand 101 states and 129 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 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 19:47:43,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:47:43,681 INFO L93 Difference]: Finished difference Result 181 states and 236 transitions. [2022-11-18 19:47:43,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:47:43,682 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 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 32 [2022-11-18 19:47:43,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:47:43,683 INFO L225 Difference]: With dead ends: 181 [2022-11-18 19:47:43,683 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 19:47:43,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:47:43,686 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 38 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:47:43,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 154 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:47:43,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 19:47:43,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 19:47:43,687 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 19:47:43,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 19:47:43,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2022-11-18 19:47:43,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:47:43,688 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:47:43,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 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 19:47:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 19:47:43,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 19:47:43,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 19:47:43,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:47:43,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 19:47:44,086 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 201 208) the Hoare annotation is: true [2022-11-18 19:47:44,087 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 201 208) no Hoare annotation was computed. [2022-11-18 19:47:44,087 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 201 208) no Hoare annotation was computed. [2022-11-18 19:47:44,087 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2022-11-18 19:47:44,088 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2022-11-18 19:47:44,088 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 851 862) the Hoare annotation is: true [2022-11-18 19:47:44,088 INFO L899 garLoopResultBuilder]: For program point L855-1(lines 851 862) no Hoare annotation was computed. [2022-11-18 19:47:44,088 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 851 862) no Hoare annotation was computed. [2022-11-18 19:47:44,089 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 863 871) the Hoare annotation is: true [2022-11-18 19:47:44,089 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 863 871) no Hoare annotation was computed. [2022-11-18 19:47:44,089 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 863 871) no Hoare annotation was computed. [2022-11-18 19:47:44,089 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 703 732) no Hoare annotation was computed. [2022-11-18 19:47:44,090 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 703 732) the Hoare annotation is: true [2022-11-18 19:47:44,090 INFO L902 garLoopResultBuilder]: At program point L728(lines 703 732) the Hoare annotation is: true [2022-11-18 19:47:44,090 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2022-11-18 19:47:44,092 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 721) no Hoare annotation was computed. [2022-11-18 19:47:44,092 INFO L902 garLoopResultBuilder]: At program point L717-1(lines 717 721) the Hoare annotation is: true [2022-11-18 19:47:44,094 INFO L899 garLoopResultBuilder]: For program point L714(line 714) no Hoare annotation was computed. [2022-11-18 19:47:44,095 INFO L902 garLoopResultBuilder]: At program point L713-2(lines 713 727) the Hoare annotation is: true [2022-11-18 19:47:44,096 INFO L902 garLoopResultBuilder]: At program point L709(line 709) the Hoare annotation is: true [2022-11-18 19:47:44,096 INFO L899 garLoopResultBuilder]: For program point L709-1(line 709) no Hoare annotation was computed. [2022-11-18 19:47:44,096 INFO L895 garLoopResultBuilder]: At program point L225(lines 220 228) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-18 19:47:44,098 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2022-11-18 19:47:44,098 INFO L899 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2022-11-18 19:47:44,099 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2022-11-18 19:47:44,099 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2022-11-18 19:47:44,104 INFO L895 garLoopResultBuilder]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-18 19:47:44,104 INFO L899 garLoopResultBuilder]: For program point L804-1(line 804) no Hoare annotation was computed. [2022-11-18 19:47:44,104 INFO L899 garLoopResultBuilder]: For program point L697(line 697) no Hoare annotation was computed. [2022-11-18 19:47:44,105 INFO L895 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 19:47:44,105 INFO L899 garLoopResultBuilder]: For program point L214-1(line 214) no Hoare annotation was computed. [2022-11-18 19:47:44,106 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 139 158) no Hoare annotation was computed. [2022-11-18 19:47:44,106 INFO L895 garLoopResultBuilder]: At program point L698(lines 693 700) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 19:47:44,106 INFO L895 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 19:47:44,106 INFO L895 garLoopResultBuilder]: At program point L178(line 178) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 19:47:44,106 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 816) no Hoare annotation was computed. [2022-11-18 19:47:44,106 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 819) no Hoare annotation was computed. [2022-11-18 19:47:44,107 INFO L895 garLoopResultBuilder]: At program point L806-1(lines 798 822) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-18 19:47:44,109 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2022-11-18 19:47:44,110 INFO L895 garLoopResultBuilder]: At program point L831-2(lines 827 838) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 19:47:44,110 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-18 19:47:44,110 INFO L895 garLoopResultBuilder]: At program point L187-1(lines 168 192) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-18 19:47:44,110 INFO L895 garLoopResultBuilder]: At program point L216(lines 209 219) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-18 19:47:44,110 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-18 19:47:44,111 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2022-11-18 19:47:44,111 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2022-11-18 19:47:44,111 INFO L895 garLoopResultBuilder]: At program point L688(lines 683 691) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-11-18 19:47:44,111 INFO L895 garLoopResultBuilder]: At program point L271(line 271) the Hoare annotation is: false [2022-11-18 19:47:44,111 INFO L895 garLoopResultBuilder]: At program point L680(lines 676 682) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-18 19:47:44,112 INFO L902 garLoopResultBuilder]: At program point L771(lines 764 773) the Hoare annotation is: true [2022-11-18 19:47:44,112 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 19:47:44,112 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 19:47:44,112 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 19:47:44,112 INFO L902 garLoopResultBuilder]: At program point L119(lines 56 123) the Hoare annotation is: true [2022-11-18 19:47:44,112 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2022-11-18 19:47:44,112 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 92) no Hoare annotation was computed. [2022-11-18 19:47:44,113 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 791) no Hoare annotation was computed. [2022-11-18 19:47:44,113 INFO L895 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 19:47:44,113 INFO L899 garLoopResultBuilder]: For program point L784-2(lines 784 791) no Hoare annotation was computed. [2022-11-18 19:47:44,113 INFO L895 garLoopResultBuilder]: At program point L673(lines 669 675) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-18 19:47:44,113 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 19:47:44,113 INFO L895 garLoopResultBuilder]: At program point L285(lines 280 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1) (not (= 0 ~systemActive~0))) [2022-11-18 19:47:44,114 INFO L902 garLoopResultBuilder]: At program point L793(lines 774 796) the Hoare annotation is: true [2022-11-18 19:47:44,114 INFO L895 garLoopResultBuilder]: At program point L277(lines 265 279) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 19:47:44,114 INFO L895 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2022-11-18 19:47:44,114 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 275) no Hoare annotation was computed. [2022-11-18 19:47:44,114 INFO L899 garLoopResultBuilder]: For program point L269-1(lines 269 275) no Hoare annotation was computed. [2022-11-18 19:47:44,114 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2022-11-18 19:47:44,115 INFO L895 garLoopResultBuilder]: At program point L104-2(lines 96 111) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 19:47:44,115 INFO L899 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2022-11-18 19:47:44,115 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2022-11-18 19:47:44,115 INFO L895 garLoopResultBuilder]: At program point L761(lines 757 763) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~5#1| 1) (not (= 0 ~systemActive~0))) [2022-11-18 19:47:44,115 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 19:47:44,116 INFO L895 garLoopResultBuilder]: At program point L113(lines 66 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2022-11-18 19:47:44,116 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2022-11-18 19:47:44,116 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2022-11-18 19:47:44,116 INFO L899 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2022-11-18 19:47:44,116 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 839 850) no Hoare annotation was computed. [2022-11-18 19:47:44,116 INFO L899 garLoopResultBuilder]: For program point L843-1(lines 839 850) no Hoare annotation was computed. [2022-11-18 19:47:44,116 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 839 850) the Hoare annotation is: true [2022-11-18 19:47:44,124 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-18 19:47:44,126 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 19:47:44,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 07:47:44 BoogieIcfgContainer [2022-11-18 19:47:44,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 19:47:44,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 19:47:44,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 19:47:44,149 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 19:47:44,150 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:47:42" (3/4) ... [2022-11-18 19:47:44,153 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 19:47:44,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-18 19:47:44,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-18 19:47:44,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-18 19:47:44,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-18 19:47:44,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-18 19:47:44,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-18 19:47:44,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-18 19:47:44,169 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-18 19:47:44,170 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-18 19:47:44,170 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 19:47:44,171 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 19:47:44,171 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 19:47:44,200 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-11-18 19:47:44,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-18 19:47:44,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-11-18 19:47:44,203 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-18 19:47:44,205 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-18 19:47:44,206 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-18 19:47:44,206 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2022-11-18 19:47:44,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-18 19:47:44,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-11-18 19:47:44,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) [2022-11-18 19:47:44,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-18 19:47:44,248 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 19:47:44,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 19:47:44,250 INFO L158 Benchmark]: Toolchain (without parser) took 3212.22ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 81.1MB in the beginning and 64.3MB in the end (delta: 16.9MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2022-11-18 19:47:44,250 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:47:44,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.11ms. Allocated memory is still 111.1MB. Free memory was 81.1MB in the beginning and 78.9MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 19:47:44,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.85ms. Allocated memory is still 111.1MB. Free memory was 78.9MB in the beginning and 76.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 19:47:44,252 INFO L158 Benchmark]: Boogie Preprocessor took 24.19ms. Allocated memory is still 111.1MB. Free memory was 76.7MB in the beginning and 75.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:47:44,252 INFO L158 Benchmark]: RCFGBuilder took 523.05ms. Allocated memory is still 111.1MB. Free memory was 75.7MB in the beginning and 61.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 19:47:44,252 INFO L158 Benchmark]: TraceAbstraction took 1915.89ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 60.0MB in the beginning and 69.6MB in the end (delta: -9.6MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-11-18 19:47:44,253 INFO L158 Benchmark]: Witness Printer took 100.12ms. Allocated memory is still 134.2MB. Free memory was 69.6MB in the beginning and 64.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 19:47:44,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.11ms. Allocated memory is still 111.1MB. Free memory was 81.1MB in the beginning and 78.9MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.85ms. Allocated memory is still 111.1MB. Free memory was 78.9MB in the beginning and 76.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.19ms. Allocated memory is still 111.1MB. Free memory was 76.7MB in the beginning and 75.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 523.05ms. Allocated memory is still 111.1MB. Free memory was 75.7MB in the beginning and 61.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1915.89ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 60.0MB in the beginning and 69.6MB in the end (delta: -9.6MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Witness Printer took 100.12ms. Allocated memory is still 134.2MB. Free memory was 69.6MB in the beginning and 64.3MB in the end (delta: 5.3MB). 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: 697]: 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 8 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 200 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 196 mSDsluCounter, 649 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 332 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27 IncrementalHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 317 mSDtfsCounter, 27 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=3, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 185 PreInvPairs, 215 NumberOfFragments, 224 HoareAnnotationTreeSize, 185 FomulaSimplifications, 42 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 316 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 178 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: 827]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2022-11-18 19:47:44,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc5eb125-9c13-4707-9e7c-549e5a1c71db/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