./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R --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 8418cf7d163b352a410eb8e80d08e8b0a7ca24d6b01fdd4260cca3324a0a1c4f --- 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-38b53e6 [2022-11-25 18:13:28,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:13:28,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:13:29,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:13:29,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:13:29,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:13:29,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:13:29,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:13:29,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:13:29,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:13:29,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:13:29,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:13:29,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:13:29,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:13:29,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:13:29,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:13:29,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:13:29,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:13:29,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:13:29,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:13:29,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:13:29,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:13:29,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:13:29,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:13:29,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:13:29,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:13:29,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:13:29,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:13:29,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:13:29,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:13:29,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:13:29,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:13:29,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:13:29,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:13:29,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:13:29,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:13:29,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:13:29,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:13:29,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:13:29,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:13:29,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:13:29,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-25 18:13:29,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:13:29,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:13:29,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:13:29,133 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:13:29,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:13:29,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:13:29,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:13:29,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:13:29,135 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:13:29,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:13:29,136 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 18:13:29,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:13:29,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 18:13:29,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:13:29,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:13:29,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:13:29,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:13:29,137 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 18:13:29,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:13:29,138 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:13:29,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:13:29,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:13:29,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:13:29,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:13:29,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:13:29,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:13:29,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:13:29,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:13:29,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:13:29,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:13:29,141 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:13:29,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:13:29,141 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:13:29,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:13:29,142 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8418cf7d163b352a410eb8e80d08e8b0a7ca24d6b01fdd4260cca3324a0a1c4f [2022-11-25 18:13:29,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:13:29,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:13:29,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:13:29,485 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:13:29,486 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:13:29,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2022-11-25 18:13:32,591 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:13:32,873 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:13:32,873 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c [2022-11-25 18:13:32,885 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/data/7234ef600/60c7618a3f7f422b840dc4b0d894347c/FLAG79d1d86c2 [2022-11-25 18:13:32,899 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/data/7234ef600/60c7618a3f7f422b840dc4b0d894347c [2022-11-25 18:13:32,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:13:32,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:13:32,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:13:32,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:13:32,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:13:32,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:13:32" (1/1) ... [2022-11-25 18:13:32,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66eddbf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:32, skipping insertion in model container [2022-11-25 18:13:32,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:13:32" (1/1) ... [2022-11-25 18:13:32,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:13:32,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:13:33,187 WARN L237 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_084c5419-41f5-4731-8f03-3975c3e9f8a8/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6402,6415] [2022-11-25 18:13:33,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:13:33,258 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:13:33,300 WARN L237 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_084c5419-41f5-4731-8f03-3975c3e9f8a8/sv-benchmarks/c/product-lines/minepump_spec2_product17.cil.c[6402,6415] [2022-11-25 18:13:33,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:13:33,360 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:13:33,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33 WrapperNode [2022-11-25 18:13:33,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:13:33,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:13:33,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:13:33,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:13:33,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,407 INFO L138 Inliner]: procedures = 53, calls = 94, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 165 [2022-11-25 18:13:33,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:13:33,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:13:33,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:13:33,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:13:33,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,431 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:13:33,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:13:33,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:13:33,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:13:33,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (1/1) ... [2022-11-25 18:13:33,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:13:33,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:33,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:33,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:13:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:13:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-25 18:13:33,564 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-25 18:13:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-25 18:13:33,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-25 18:13:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-25 18:13:33,567 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-25 18:13:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-25 18:13:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-25 18:13:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-25 18:13:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-25 18:13:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:13:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-25 18:13:33,568 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-25 18:13:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:13:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:13:33,731 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:13:33,733 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:13:34,168 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:13:34,178 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:13:34,178 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 18:13:34,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:13:34 BoogieIcfgContainer [2022-11-25 18:13:34,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:13:34,186 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:13:34,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:13:34,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:13:34,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:13:32" (1/3) ... [2022-11-25 18:13:34,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2edafbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:13:34, skipping insertion in model container [2022-11-25 18:13:34,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:33" (2/3) ... [2022-11-25 18:13:34,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2edafbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:13:34, skipping insertion in model container [2022-11-25 18:13:34,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:13:34" (3/3) ... [2022-11-25 18:13:34,193 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product17.cil.c [2022-11-25 18:13:34,211 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:13:34,211 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:13:34,259 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:13:34,266 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;@691fc373, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:13:34,266 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:13:34,270 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 58 states have (on average 1.396551724137931) internal successors, (81), 64 states have internal predecessors, (81), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-25 18:13:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-25 18:13:34,279 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:34,280 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] [2022-11-25 18:13:34,280 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:34,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:34,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1949945322, now seen corresponding path program 1 times [2022-11-25 18:13:34,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:34,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712607312] [2022-11-25 18:13:34,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:34,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-25 18:13:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:34,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:34,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712607312] [2022-11-25 18:13:34,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712607312] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:34,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:34,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 18:13:34,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645460218] [2022-11-25 18:13:34,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:34,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 18:13:34,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:34,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 18:13:34,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 18:13:34,554 INFO L87 Difference]: Start difference. First operand has 75 states, 58 states have (on average 1.396551724137931) internal successors, (81), 64 states have internal predecessors, (81), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) 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) [2022-11-25 18:13:34,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:34,591 INFO L93 Difference]: Finished difference Result 141 states and 192 transitions. [2022-11-25 18:13:34,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 18:13:34,593 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 [2022-11-25 18:13:34,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:34,602 INFO L225 Difference]: With dead ends: 141 [2022-11-25 18:13:34,602 INFO L226 Difference]: Without dead ends: 66 [2022-11-25 18:13:34,606 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 [2022-11-25 18:13:34,610 INFO L413 NwaCegarLoop]: 93 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, 93 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 [2022-11-25 18:13:34,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:13:34,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2022-11-25 18:13:34,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2022-11-25 18:13:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 56 states have internal predecessors, (67), 9 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-25 18:13:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 84 transitions. [2022-11-25 18:13:34,650 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 84 transitions. Word has length 25 [2022-11-25 18:13:34,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:34,651 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 84 transitions. [2022-11-25 18:13:34,651 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) [2022-11-25 18:13:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2022-11-25 18:13:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-25 18:13:34,654 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:34,654 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] [2022-11-25 18:13:34,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:13:34,655 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:34,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:34,656 INFO L85 PathProgramCache]: Analyzing trace with hash -2008672046, now seen corresponding path program 1 times [2022-11-25 18:13:34,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:34,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020098988] [2022-11-25 18:13:34,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:34,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:34,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 18:13:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:34,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:34,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020098988] [2022-11-25 18:13:34,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020098988] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:34,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:34,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:13:34,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707818389] [2022-11-25 18:13:34,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:34,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:13:34,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:34,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:13:34,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:13:34,783 INFO L87 Difference]: Start difference. First operand 66 states and 84 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) [2022-11-25 18:13:34,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:34,822 INFO L93 Difference]: Finished difference Result 97 states and 123 transitions. [2022-11-25 18:13:34,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:13:34,825 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 [2022-11-25 18:13:34,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:34,826 INFO L225 Difference]: With dead ends: 97 [2022-11-25 18:13:34,827 INFO L226 Difference]: Without dead ends: 57 [2022-11-25 18:13:34,827 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 [2022-11-25 18:13:34,829 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 12 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 126 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 [2022-11-25 18:13:34,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 126 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:13:34,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-25 18:13:34,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-25 18:13:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 50 states have internal predecessors, (60), 6 states have call successors, (6), 5 states have call predecessors, (6), 5 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:13:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2022-11-25 18:13:34,846 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 26 [2022-11-25 18:13:34,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:34,847 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2022-11-25 18:13:34,847 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) [2022-11-25 18:13:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-11-25 18:13:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-25 18:13:34,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:34,848 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] [2022-11-25 18:13:34,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 18:13:34,849 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:34,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:34,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1832875008, now seen corresponding path program 1 times [2022-11-25 18:13:34,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:34,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525041079] [2022-11-25 18:13:34,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:34,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:35,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:13:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:35,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:35,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525041079] [2022-11-25 18:13:35,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525041079] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:35,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:35,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:13:35,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965523808] [2022-11-25 18:13:35,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:35,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:13:35,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:35,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:13:35,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:13:35,049 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 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) [2022-11-25 18:13:35,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:35,162 INFO L93 Difference]: Finished difference Result 106 states and 137 transitions. [2022-11-25 18:13:35,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:13:35,163 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 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 30 [2022-11-25 18:13:35,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:35,164 INFO L225 Difference]: With dead ends: 106 [2022-11-25 18:13:35,165 INFO L226 Difference]: Without dead ends: 57 [2022-11-25 18:13:35,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:13:35,167 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 98 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:13:35,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 143 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:13:35,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-25 18:13:35,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-25 18:13:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 50 states have internal predecessors, (59), 6 states have call successors, (6), 5 states have call predecessors, (6), 5 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:13:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2022-11-25 18:13:35,191 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 71 transitions. Word has length 30 [2022-11-25 18:13:35,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:35,192 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 71 transitions. [2022-11-25 18:13:35,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 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) [2022-11-25 18:13:35,193 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-25 18:13:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-25 18:13:35,196 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:35,196 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] [2022-11-25 18:13:35,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 18:13:35,197 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:35,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:35,199 INFO L85 PathProgramCache]: Analyzing trace with hash 634799864, now seen corresponding path program 1 times [2022-11-25 18:13:35,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:35,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301584946] [2022-11-25 18:13:35,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:35,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:35,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:13:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:35,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 18:13:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:35,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:35,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301584946] [2022-11-25 18:13:35,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301584946] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:35,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:35,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:13:35,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434467089] [2022-11-25 18:13:35,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:35,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:13:35,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:35,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:13:35,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:13:35,403 INFO L87 Difference]: Start difference. First operand 57 states and 71 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:13:35,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:35,442 INFO L93 Difference]: Finished difference Result 97 states and 122 transitions. [2022-11-25 18:13:35,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:13:35,443 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 35 [2022-11-25 18:13:35,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:35,444 INFO L225 Difference]: With dead ends: 97 [2022-11-25 18:13:35,444 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 18:13:35,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:13:35,446 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 34 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:13:35,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 145 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:13:35,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 18:13:35,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 18:13:35,448 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) [2022-11-25 18:13:35,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 18:13:35,448 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2022-11-25 18:13:35,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:35,449 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:13:35,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:13:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:13:35,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 18:13:35,452 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 18:13:35,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 18:13:35,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 18:13:35,718 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 245 251) no Hoare annotation was computed. [2022-11-25 18:13:35,719 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 245 251) the Hoare annotation is: true [2022-11-25 18:13:35,719 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: true [2022-11-25 18:13:35,719 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2022-11-25 18:13:35,720 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2022-11-25 18:13:35,720 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 823 852) no Hoare annotation was computed. [2022-11-25 18:13:35,720 INFO L902 garLoopResultBuilder]: At program point L833-2(lines 833 847) the Hoare annotation is: true [2022-11-25 18:13:35,721 INFO L902 garLoopResultBuilder]: At program point L829(line 829) the Hoare annotation is: true [2022-11-25 18:13:35,721 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 823 852) the Hoare annotation is: true [2022-11-25 18:13:35,721 INFO L899 garLoopResultBuilder]: For program point L829-1(line 829) no Hoare annotation was computed. [2022-11-25 18:13:35,721 INFO L902 garLoopResultBuilder]: At program point L848(lines 823 852) the Hoare annotation is: true [2022-11-25 18:13:35,721 INFO L899 garLoopResultBuilder]: For program point L844(line 844) no Hoare annotation was computed. [2022-11-25 18:13:35,722 INFO L899 garLoopResultBuilder]: For program point L837(lines 837 841) no Hoare annotation was computed. [2022-11-25 18:13:35,723 INFO L902 garLoopResultBuilder]: At program point L837-1(lines 837 841) the Hoare annotation is: true [2022-11-25 18:13:35,724 INFO L899 garLoopResultBuilder]: For program point L834(line 834) no Hoare annotation was computed. [2022-11-25 18:13:35,726 INFO L899 garLoopResultBuilder]: For program point L225-1(lines 224 243) no Hoare annotation was computed. [2022-11-25 18:13:35,728 INFO L895 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,729 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 221 244) no Hoare annotation was computed. [2022-11-25 18:13:35,729 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 814) no Hoare annotation was computed. [2022-11-25 18:13:35,730 INFO L899 garLoopResultBuilder]: For program point L800(lines 800 817) no Hoare annotation was computed. [2022-11-25 18:13:35,730 INFO L895 garLoopResultBuilder]: At program point L800-1(lines 792 820) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,730 INFO L899 garLoopResultBuilder]: For program point L412(line 412) no Hoare annotation was computed. [2022-11-25 18:13:35,731 INFO L895 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,731 INFO L895 garLoopResultBuilder]: At program point L272-1(lines 253 277) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,732 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2022-11-25 18:13:35,737 INFO L899 garLoopResultBuilder]: For program point L359-2(lines 359 363) no Hoare annotation was computed. [2022-11-25 18:13:35,737 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 811) no Hoare annotation was computed. [2022-11-25 18:13:35,737 INFO L895 garLoopResultBuilder]: At program point L413(lines 408 415) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,737 INFO L895 garLoopResultBuilder]: At program point L310(lines 305 313) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-25 18:13:35,738 INFO L895 garLoopResultBuilder]: At program point L141(lines 136 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,738 INFO L899 garLoopResultBuilder]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2022-11-25 18:13:35,739 INFO L899 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2022-11-25 18:13:35,739 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 274) no Hoare annotation was computed. [2022-11-25 18:13:35,739 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2022-11-25 18:13:35,740 INFO L895 garLoopResultBuilder]: At program point L798(line 798) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,740 INFO L895 garLoopResultBuilder]: At program point L63-2(lines 59 70) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,741 INFO L899 garLoopResultBuilder]: For program point L798-1(line 798) no Hoare annotation was computed. [2022-11-25 18:13:35,744 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 221 244) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,745 INFO L895 garLoopResultBuilder]: At program point L365(lines 350 368) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,746 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 221 244) no Hoare annotation was computed. [2022-11-25 18:13:35,746 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2022-11-25 18:13:35,746 INFO L895 garLoopResultBuilder]: At program point L291(lines 286 293) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-25 18:13:35,747 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 95 103) the Hoare annotation is: true [2022-11-25 18:13:35,747 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 95 103) no Hoare annotation was computed. [2022-11-25 18:13:35,747 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 95 103) no Hoare annotation was computed. [2022-11-25 18:13:35,747 INFO L899 garLoopResultBuilder]: For program point L159(lines 158 203) no Hoare annotation was computed. [2022-11-25 18:13:35,747 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 199) no Hoare annotation was computed. [2022-11-25 18:13:35,748 INFO L895 garLoopResultBuilder]: At program point L180(line 180) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2022-11-25 18:13:35,748 INFO L895 garLoopResultBuilder]: At program point L403(lines 398 406) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-25 18:13:35,748 INFO L895 garLoopResultBuilder]: At program point L395(lines 391 397) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-25 18:13:35,748 INFO L895 garLoopResultBuilder]: At program point L201(lines 158 203) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2022-11-25 18:13:35,749 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 174) no Hoare annotation was computed. [2022-11-25 18:13:35,749 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2022-11-25 18:13:35,749 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 164) no Hoare annotation was computed. [2022-11-25 18:13:35,749 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 18:13:35,749 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 18:13:35,749 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 18:13:35,750 INFO L895 garLoopResultBuilder]: At program point L388(lines 384 390) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-25 18:13:35,750 INFO L899 garLoopResultBuilder]: For program point L194(lines 194 198) no Hoare annotation was computed. [2022-11-25 18:13:35,751 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 18:13:35,751 INFO L895 garLoopResultBuilder]: At program point L194-2(lines 188 199) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2022-11-25 18:13:35,751 INFO L902 garLoopResultBuilder]: At program point L892(lines 884 894) the Hoare annotation is: true [2022-11-25 18:13:35,752 INFO L895 garLoopResultBuilder]: At program point L789(lines 784 791) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2022-11-25 18:13:35,752 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 184) no Hoare annotation was computed. [2022-11-25 18:13:35,752 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2022-11-25 18:13:35,752 INFO L902 garLoopResultBuilder]: At program point L207(lines 148 211) the Hoare annotation is: true [2022-11-25 18:13:35,752 INFO L895 garLoopResultBuilder]: At program point L170(line 170) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2022-11-25 18:13:35,753 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 912) no Hoare annotation was computed. [2022-11-25 18:13:35,753 INFO L899 garLoopResultBuilder]: For program point L905-2(lines 905 912) no Hoare annotation was computed. [2022-11-25 18:13:35,753 INFO L902 garLoopResultBuilder]: At program point L914(lines 895 917) the Hoare annotation is: true [2022-11-25 18:13:35,753 INFO L895 garLoopResultBuilder]: At program point L881(lines 877 883) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2022-11-25 18:13:35,753 INFO L895 garLoopResultBuilder]: At program point L204(lines 157 205) the Hoare annotation is: false [2022-11-25 18:13:35,754 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2022-11-25 18:13:35,754 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2022-11-25 18:13:35,754 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: true [2022-11-25 18:13:35,757 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-25 18:13:35,760 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 18:13:35,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:13:35 BoogieIcfgContainer [2022-11-25 18:13:35,804 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 18:13:35,804 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:13:35,804 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:13:35,804 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:13:35,805 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:13:34" (3/4) ... [2022-11-25 18:13:35,807 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 18:13:35,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-25 18:13:35,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-25 18:13:35,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-25 18:13:35,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-25 18:13:35,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-25 18:13:35,815 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-25 18:13:35,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-25 18:13:35,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-25 18:13:35,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 18:13:35,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:13:35,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:13:35,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-11-25 18:13:35,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2022-11-25 18:13:35,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2022-11-25 18:13:35,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2022-11-25 18:13:35,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-25 18:13:35,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-25 18:13:35,869 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-25 18:13:35,869 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0) [2022-11-25 18:13:35,869 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-25 18:13:35,870 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-25 18:13:35,870 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-25 18:13:35,872 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-25 18:13:35,912 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 18:13:35,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:13:35,914 INFO L158 Benchmark]: Toolchain (without parser) took 3009.95ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 91.3MB in the end (delta: 17.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,914 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:13:35,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.96ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 90.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.64ms. Allocated memory is still 153.1MB. Free memory was 90.0MB in the beginning and 87.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,916 INFO L158 Benchmark]: Boogie Preprocessor took 26.63ms. Allocated memory is still 153.1MB. Free memory was 87.9MB in the beginning and 86.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,916 INFO L158 Benchmark]: RCFGBuilder took 748.88ms. Allocated memory is still 153.1MB. Free memory was 86.2MB in the beginning and 113.3MB in the end (delta: -27.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,916 INFO L158 Benchmark]: TraceAbstraction took 1617.44ms. Allocated memory is still 153.1MB. Free memory was 112.9MB in the beginning and 95.5MB in the end (delta: 17.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,916 INFO L158 Benchmark]: Witness Printer took 109.00ms. Allocated memory is still 153.1MB. Free memory was 95.5MB in the beginning and 91.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 18:13:35,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.96ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 90.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.64ms. Allocated memory is still 153.1MB. Free memory was 90.0MB in the beginning and 87.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.63ms. Allocated memory is still 153.1MB. Free memory was 87.9MB in the beginning and 86.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.88ms. Allocated memory is still 153.1MB. Free memory was 86.2MB in the beginning and 113.3MB in the end (delta: -27.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1617.44ms. Allocated memory is still 153.1MB. Free memory was 112.9MB in the beginning and 95.5MB in the end (delta: 17.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Witness Printer took 109.00ms. Allocated memory is still 153.1MB. Free memory was 95.5MB in the beginning and 91.3MB in the end (delta: 4.2MB). 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: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 144 mSDsluCounter, 507 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 228 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 279 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 34 LocationsWithAnnotation, 141 PreInvPairs, 155 NumberOfFragments, 257 HoareAnnotationTreeSize, 141 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 96 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 219 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: 877]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-25 18:13:35,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_084c5419-41f5-4731-8f03-3975c3e9f8a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE