./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37bdd92631e81c01c51ebd807d460322f5c06468d29e758a509cd7d583a377da --- 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-6b4ec56 [2022-11-20 21:09:52,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:09:52,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:09:52,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:09:52,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:09:52,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:09:52,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:09:52,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:09:52,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:09:52,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:09:52,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:09:52,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:09:52,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:09:52,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:09:52,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:09:52,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:09:52,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:09:52,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:09:52,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:09:52,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:09:52,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:09:52,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:09:52,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:09:52,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:09:52,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:09:52,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:09:52,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:09:52,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:09:52,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:09:52,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:09:52,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:09:52,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:09:52,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:09:52,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:09:52,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:09:52,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:09:52,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:09:52,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:09:52,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:09:52,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:09:52,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:09:52,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-20 21:09:52,955 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:09:52,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:09:52,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:09:52,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:09:52,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:09:52,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:09:52,957 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:09:52,957 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:09:52,957 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:09:52,957 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:09:52,957 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:09:52,957 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:09:52,958 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:09:52,958 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:09:52,958 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:09:52,958 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:09:52,958 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:09:52,958 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:09:52,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:09:52,959 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 21:09:52,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:09:52,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 21:09:52,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:09:52,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:09:52,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:09:52,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:09:52,961 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 21:09:52,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:09:52,961 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:09:52,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:09:52,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:09:52,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:09:52,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:09:52,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:09:52,962 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:09:52,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:09:52,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:09:52,963 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:09:52,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:09:52,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:09:52,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:09:52,963 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_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37bdd92631e81c01c51ebd807d460322f5c06468d29e758a509cd7d583a377da [2022-11-20 21:09:53,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:09:53,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:09:53,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:09:53,352 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:09:53,353 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:09:53,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c [2022-11-20 21:09:56,436 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:09:56,773 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:09:56,803 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c [2022-11-20 21:09:56,836 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/data/031b6c345/881ca7978c784e0f800062225b677b9c/FLAG5a0a92b8e [2022-11-20 21:09:56,866 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/data/031b6c345/881ca7978c784e0f800062225b677b9c [2022-11-20 21:09:56,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:09:56,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:09:56,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:09:56,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:09:56,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:09:56,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:09:56" (1/1) ... [2022-11-20 21:09:56,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65885af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:56, skipping insertion in model container [2022-11-20 21:09:56,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:09:56" (1/1) ... [2022-11-20 21:09:56,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:09:56,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:09:57,187 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_17b70b67-b779-4b69-ab8c-bcdb6e9948af/sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c[17811,17824] [2022-11-20 21:09:57,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:09:57,201 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 21:09:57,281 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_17b70b67-b779-4b69-ab8c-bcdb6e9948af/sv-benchmarks/c/product-lines/minepump_spec5_product14.cil.c[17811,17824] [2022-11-20 21:09:57,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:09:57,298 INFO L208 MainTranslator]: Completed translation [2022-11-20 21:09:57,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57 WrapperNode [2022-11-20 21:09:57,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:09:57,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 21:09:57,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 21:09:57,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 21:09:57,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,349 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 165 [2022-11-20 21:09:57,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 21:09:57,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 21:09:57,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 21:09:57,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 21:09:57,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,374 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 21:09:57,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 21:09:57,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 21:09:57,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 21:09:57,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (1/1) ... [2022-11-20 21:09:57,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:09:57,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:09:57,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 21:09:57,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 21:09:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 21:09:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-20 21:09:57,460 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-20 21:09:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-20 21:09:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-20 21:09:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-20 21:09:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-20 21:09:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-11-20 21:09:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-11-20 21:09:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-20 21:09:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-20 21:09:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-11-20 21:09:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-11-20 21:09:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 21:09:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-20 21:09:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-20 21:09:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 21:09:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 21:09:57,544 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 21:09:57,547 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 21:09:57,809 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 21:09:57,941 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 21:09:57,941 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 21:09:57,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:09:57 BoogieIcfgContainer [2022-11-20 21:09:57,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 21:09:57,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 21:09:57,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 21:09:57,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 21:09:57,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:09:56" (1/3) ... [2022-11-20 21:09:57,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@620fd12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:09:57, skipping insertion in model container [2022-11-20 21:09:57,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:57" (2/3) ... [2022-11-20 21:09:57,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@620fd12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:09:57, skipping insertion in model container [2022-11-20 21:09:57,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:09:57" (3/3) ... [2022-11-20 21:09:57,970 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14.cil.c [2022-11-20 21:09:58,003 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 21:09:58,003 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 21:09:58,084 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 21:09:58,091 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6be54e76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 21:09:58,092 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 21:09:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 35 states have (on average 1.4) internal successors, (49), 41 states have internal predecessors, (49), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:09:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 21:09:58,104 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:58,104 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:58,105 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:58,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:58,111 INFO L85 PathProgramCache]: Analyzing trace with hash -287085668, now seen corresponding path program 1 times [2022-11-20 21:09:58,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:58,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193268839] [2022-11-20 21:09:58,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:58,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 21:09:58,411 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:58,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193268839] [2022-11-20 21:09:58,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193268839] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:09:58,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:09:58,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 21:09:58,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104554830] [2022-11-20 21:09:58,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:09:58,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 21:09:58,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:09:58,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 21:09:58,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 21:09:58,456 INFO L87 Difference]: Start difference. First operand has 55 states, 35 states have (on average 1.4) internal successors, (49), 41 states have internal predecessors, (49), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 21:09:58,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:09:58,560 INFO L93 Difference]: Finished difference Result 108 states and 143 transitions. [2022-11-20 21:09:58,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 21:09:58,565 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-11-20 21:09:58,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:09:58,575 INFO L225 Difference]: With dead ends: 108 [2022-11-20 21:09:58,575 INFO L226 Difference]: Without dead ends: 50 [2022-11-20 21:09:58,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 21:09:58,583 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 21:09:58,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 53 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 21:09:58,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-11-20 21:09:58,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-11-20 21:09:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 32 states have (on average 1.28125) internal successors, (41), 37 states have internal predecessors, (41), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-20 21:09:58,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 62 transitions. [2022-11-20 21:09:58,624 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 62 transitions. Word has length 21 [2022-11-20 21:09:58,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:09:58,624 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 62 transitions. [2022-11-20 21:09:58,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 21:09:58,625 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2022-11-20 21:09:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 21:09:58,627 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:58,627 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:58,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 21:09:58,628 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:58,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:58,629 INFO L85 PathProgramCache]: Analyzing trace with hash -845041693, now seen corresponding path program 1 times [2022-11-20 21:09:58,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:58,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586032527] [2022-11-20 21:09:58,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:58,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 21:09:59,013 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:59,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586032527] [2022-11-20 21:09:59,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586032527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:09:59,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:09:59,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 21:09:59,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535656453] [2022-11-20 21:09:59,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:09:59,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 21:09:59,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:09:59,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 21:09:59,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-20 21:09:59,017 INFO L87 Difference]: Start difference. First operand 50 states and 62 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 21:09:59,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:09:59,702 INFO L93 Difference]: Finished difference Result 194 states and 289 transitions. [2022-11-20 21:09:59,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 21:09:59,703 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2022-11-20 21:09:59,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:09:59,704 INFO L225 Difference]: With dead ends: 194 [2022-11-20 21:09:59,704 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 21:09:59,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2022-11-20 21:09:59,708 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 131 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 21:09:59,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 438 Invalid, 582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-20 21:09:59,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 21:09:59,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 21:09:59,710 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) [2022-11-20 21:09:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 21:09:59,711 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-11-20 21:09:59,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:09:59,711 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 21:09:59,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 21:09:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 21:09:59,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 21:09:59,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 21:09:59,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 21:09:59,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 21:10:00,268 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 766 777) the Hoare annotation is: true [2022-11-20 21:10:00,268 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 766 777) no Hoare annotation was computed. [2022-11-20 21:10:00,268 INFO L899 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2022-11-20 21:10:00,269 INFO L899 garLoopResultBuilder]: For program point L589-2(lines 585 607) no Hoare annotation was computed. [2022-11-20 21:10:00,269 INFO L895 garLoopResultBuilder]: At program point L631(line 631) the Hoare annotation is: (and (not (= ~switchedOnBeforeTS~0 0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2022-11-20 21:10:00,269 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 0)))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2022-11-20 21:10:00,270 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2022-11-20 21:10:00,270 INFO L895 garLoopResultBuilder]: At program point L623(line 623) the Hoare annotation is: (and (not (= ~switchedOnBeforeTS~0 0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2022-11-20 21:10:00,270 INFO L899 garLoopResultBuilder]: For program point L623-1(line 623) no Hoare annotation was computed. [2022-11-20 21:10:00,270 INFO L895 garLoopResultBuilder]: At program point L636(line 636) the Hoare annotation is: (and (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= |old(~switchedOnBeforeTS~0)| 0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2022-11-20 21:10:00,271 INFO L895 garLoopResultBuilder]: At program point L636-1(lines 617 641) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 0)))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2022-11-20 21:10:00,271 INFO L895 garLoopResultBuilder]: At program point L67(line 67) the Hoare annotation is: (and (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (or (not (= ~switchedOnBeforeTS~0 0)) (= |old(~switchedOnBeforeTS~0)| 0))) [2022-11-20 21:10:00,271 INFO L895 garLoopResultBuilder]: At program point L67-1(line 67) the Hoare annotation is: (and (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (or (not (= ~switchedOnBeforeTS~0 0)) (= |old(~switchedOnBeforeTS~0)| 0)) (= |timeShift___utac_acc__Specification5_spec__2_#t~ret4#1| ~pumpRunning~0)) [2022-11-20 21:10:00,271 INFO L895 garLoopResultBuilder]: At program point L926(line 926) the Hoare annotation is: false [2022-11-20 21:10:00,272 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2022-11-20 21:10:00,272 INFO L895 garLoopResultBuilder]: At program point L596-1(lines 596 602) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 0)))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2022-11-20 21:10:00,272 INFO L895 garLoopResultBuilder]: At program point L625(lines 625 633) the Hoare annotation is: (and (not (= ~switchedOnBeforeTS~0 0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2022-11-20 21:10:00,272 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2022-11-20 21:10:00,273 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 582 608) the Hoare annotation is: (and (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (or (not (= ~switchedOnBeforeTS~0 0)) (= |old(~switchedOnBeforeTS~0)| 0))) [2022-11-20 21:10:00,273 INFO L895 garLoopResultBuilder]: At program point L80-1(lines 72 100) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 0)))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) [2022-11-20 21:10:00,273 INFO L899 garLoopResultBuilder]: For program point L621(lines 621 638) no Hoare annotation was computed. [2022-11-20 21:10:00,273 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 582 608) no Hoare annotation was computed. [2022-11-20 21:10:00,274 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 926) no Hoare annotation was computed. [2022-11-20 21:10:00,274 INFO L902 garLoopResultBuilder]: At program point L129(lines 104 133) the Hoare annotation is: true [2022-11-20 21:10:00,274 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 104 133) no Hoare annotation was computed. [2022-11-20 21:10:00,274 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-20 21:10:00,274 INFO L895 garLoopResultBuilder]: At program point cleanupENTRY(lines 104 133) the Hoare annotation is: (and (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (or (not (= ~switchedOnBeforeTS~0 0)) (= |old(~switchedOnBeforeTS~0)| 0))) [2022-11-20 21:10:00,275 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 122) no Hoare annotation was computed. [2022-11-20 21:10:00,275 INFO L895 garLoopResultBuilder]: At program point L118-1(lines 118 122) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2022-11-20 21:10:00,275 INFO L895 garLoopResultBuilder]: At program point L114-2(lines 114 128) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2022-11-20 21:10:00,275 INFO L895 garLoopResultBuilder]: At program point L110(line 110) the Hoare annotation is: (and (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (or (not (= ~switchedOnBeforeTS~0 0)) (= |old(~switchedOnBeforeTS~0)| 0))) [2022-11-20 21:10:00,276 INFO L899 garLoopResultBuilder]: For program point L110-1(line 110) no Hoare annotation was computed. [2022-11-20 21:10:00,276 INFO L902 garLoopResultBuilder]: At program point L878(lines 829 879) the Hoare annotation is: true [2022-11-20 21:10:00,276 INFO L895 garLoopResultBuilder]: At program point L193(lines 193 200) the Hoare annotation is: (= ~pumpRunning~0 ~switchedOnBeforeTS~0) [2022-11-20 21:10:00,276 INFO L902 garLoopResultBuilder]: At program point L193-2(lines 193 200) the Hoare annotation is: true [2022-11-20 21:10:00,276 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-20 21:10:00,277 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 856) no Hoare annotation was computed. [2022-11-20 21:10:00,277 INFO L902 garLoopResultBuilder]: At program point L850-1(lines 850 856) the Hoare annotation is: true [2022-11-20 21:10:00,277 INFO L902 garLoopResultBuilder]: At program point L875(lines 830 877) the Hoare annotation is: true [2022-11-20 21:10:00,277 INFO L902 garLoopResultBuilder]: At program point L842(line 842) the Hoare annotation is: true [2022-11-20 21:10:00,277 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 21:10:00,278 INFO L902 garLoopResultBuilder]: At program point L868-2(lines 860 873) the Hoare annotation is: true [2022-11-20 21:10:00,278 INFO L899 garLoopResultBuilder]: For program point L831(lines 830 877) no Hoare annotation was computed. [2022-11-20 21:10:00,278 INFO L902 garLoopResultBuilder]: At program point L852(line 852) the Hoare annotation is: true [2022-11-20 21:10:00,278 INFO L902 garLoopResultBuilder]: At program point L881(lines 820 885) the Hoare annotation is: true [2022-11-20 21:10:00,278 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 846) no Hoare annotation was computed. [2022-11-20 21:10:00,280 INFO L899 garLoopResultBuilder]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2022-11-20 21:10:00,280 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 754 765) no Hoare annotation was computed. [2022-11-20 21:10:00,280 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 754 765) the Hoare annotation is: true [2022-11-20 21:10:00,280 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 609 615) no Hoare annotation was computed. [2022-11-20 21:10:00,281 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 609 615) the Hoare annotation is: true [2022-11-20 21:10:00,281 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 686 694) no Hoare annotation was computed. [2022-11-20 21:10:00,281 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 686 694) the Hoare annotation is: true [2022-11-20 21:10:00,281 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 675 685) the Hoare annotation is: true [2022-11-20 21:10:00,282 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 675 685) no Hoare annotation was computed. [2022-11-20 21:10:00,285 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 21:10:00,288 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 21:10:00,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:10:00 BoogieIcfgContainer [2022-11-20 21:10:00,303 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 21:10:00,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 21:10:00,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 21:10:00,305 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 21:10:00,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:09:57" (3/4) ... [2022-11-20 21:10:00,308 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 21:10:00,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-20 21:10:00,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-20 21:10:00,315 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-20 21:10:00,315 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-20 21:10:00,315 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-11-20 21:10:00,315 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-20 21:10:00,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-11-20 21:10:00,322 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2022-11-20 21:10:00,322 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 21:10:00,323 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 21:10:00,323 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 21:10:00,324 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 21:10:00,350 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(switchedOnBeforeTS) == \old(pumpRunning)) || pumpRunning == switchedOnBeforeTS) && (!(switchedOnBeforeTS == 0) || \old(switchedOnBeforeTS) == 0)) && aux-isPumpRunning()-aux == pumpRunning [2022-11-20 21:10:00,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(switchedOnBeforeTS == 0) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || \old(switchedOnBeforeTS) == 0) && (!(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS) [2022-11-20 21:10:00,351 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(switchedOnBeforeTS == 0) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || \old(switchedOnBeforeTS) == 0) && (!(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS) [2022-11-20 21:10:00,352 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(switchedOnBeforeTS == 0) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || \old(switchedOnBeforeTS) == 0) && (!(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS) [2022-11-20 21:10:00,375 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/witness.graphml [2022-11-20 21:10:00,375 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 21:10:00,376 INFO L158 Benchmark]: Toolchain (without parser) took 3505.32ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 120.6MB in the beginning and 140.7MB in the end (delta: -20.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,376 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 75.2MB in the end (delta: 91.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:10:00,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.34ms. Allocated memory is still 148.9MB. Free memory was 120.6MB in the beginning and 102.3MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.32ms. Allocated memory is still 148.9MB. Free memory was 102.3MB in the beginning and 100.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,378 INFO L158 Benchmark]: Boogie Preprocessor took 27.52ms. Allocated memory is still 148.9MB. Free memory was 100.2MB in the beginning and 98.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,378 INFO L158 Benchmark]: RCFGBuilder took 565.63ms. Allocated memory is still 148.9MB. Free memory was 98.9MB in the beginning and 77.2MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,378 INFO L158 Benchmark]: TraceAbstraction took 2356.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 76.6MB in the beginning and 144.9MB in the end (delta: -68.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,379 INFO L158 Benchmark]: Witness Printer took 71.12ms. Allocated memory is still 180.4MB. Free memory was 144.9MB in the beginning and 140.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 21:10:00,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 75.2MB in the end (delta: 91.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.34ms. Allocated memory is still 148.9MB. Free memory was 120.6MB in the beginning and 102.3MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.32ms. Allocated memory is still 148.9MB. Free memory was 102.3MB in the beginning and 100.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.52ms. Allocated memory is still 148.9MB. Free memory was 100.2MB in the beginning and 98.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 565.63ms. Allocated memory is still 148.9MB. Free memory was 98.9MB in the beginning and 77.2MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2356.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 76.6MB in the beginning and 144.9MB in the end (delta: -68.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Witness Printer took 71.12ms. Allocated memory is still 180.4MB. Free memory was 144.9MB in the beginning and 140.7MB 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: 926]: 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, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 135 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 131 mSDsluCounter, 491 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 312 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 555 IncrementalHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 179 mSDtfsCounter, 555 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 276 PreInvPairs, 446 NumberOfFragments, 243 HoareAnnotationTreeSize, 276 FomulaSimplifications, 605 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 474 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ((!(switchedOnBeforeTS == 0) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || \old(switchedOnBeforeTS) == 0) && (!(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS) - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: !(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((!(switchedOnBeforeTS == 0) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || \old(switchedOnBeforeTS) == 0) && (!(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS) - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: !(switchedOnBeforeTS == 0) && pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((!(\old(switchedOnBeforeTS) == \old(pumpRunning)) || pumpRunning == switchedOnBeforeTS) && (!(switchedOnBeforeTS == 0) || \old(switchedOnBeforeTS) == 0)) && aux-isPumpRunning()-aux == pumpRunning - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: ((!(switchedOnBeforeTS == 0) || !(\old(switchedOnBeforeTS) == \old(pumpRunning))) || \old(switchedOnBeforeTS) == 0) && (!(switchedOnBeforeTS == 0) || pumpRunning == switchedOnBeforeTS) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-20 21:10:00,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b70b67-b779-4b69-ab8c-bcdb6e9948af/bin/utaipan-6cKwYrpEi9/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