./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8 --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 d8f3facefcf920bf8f8138d914907ca196bce75367abcd95ac8ef69b29697377 --- 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-e04fb08 [2022-11-16 12:46:18,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:46:18,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:46:18,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:46:18,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:46:18,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:46:18,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:46:18,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:46:18,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:46:18,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:46:18,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:46:18,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:46:18,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:46:18,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:46:18,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:46:18,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:46:18,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:46:18,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:46:18,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:46:18,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:46:18,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:46:18,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:46:18,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:46:18,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:46:18,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:46:18,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:46:18,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:46:18,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:46:18,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:46:18,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:46:18,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:46:18,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:46:18,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:46:18,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:46:18,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:46:18,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:46:18,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:46:18,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:46:18,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:46:18,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:46:18,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:46:18,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:46:18,931 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:46:18,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:46:18,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:46:18,932 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:46:18,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:46:18,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:46:18,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:46:18,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:46:18,935 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:46:18,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:46:18,935 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:46:18,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:46:18,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:46:18,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:46:18,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:46:18,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:46:18,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:46:18,937 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:46:18,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:46:18,938 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:46:18,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:46:18,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:46:18,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:46:18,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:46:18,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:46:18,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:46:18,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:46:18,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:46:18,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:46:18,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:46:18,941 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:46:18,942 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:46:18,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:46:18,942 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_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f3facefcf920bf8f8138d914907ca196bce75367abcd95ac8ef69b29697377 [2022-11-16 12:46:19,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:46:19,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:46:19,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:46:19,271 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:46:19,272 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:46:19,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c [2022-11-16 12:46:19,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/data/fe858cea2/103462fcd1c742fb8ef8f05b4c29d2ec/FLAG85d8e1a26 [2022-11-16 12:46:19,907 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:46:19,908 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c [2022-11-16 12:46:19,935 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/data/fe858cea2/103462fcd1c742fb8ef8f05b4c29d2ec/FLAG85d8e1a26 [2022-11-16 12:46:20,211 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/data/fe858cea2/103462fcd1c742fb8ef8f05b4c29d2ec [2022-11-16 12:46:20,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:46:20,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:46:20,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:46:20,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:46:20,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:46:20,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a462fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20, skipping insertion in model container [2022-11-16 12:46:20,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:46:20,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:46:20,677 WARN L229 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_22e96e21-54cf-45a8-bb0d-2b82a7901337/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c[17325,17338] [2022-11-16 12:46:20,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:46:20,703 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:46:20,799 WARN L229 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_22e96e21-54cf-45a8-bb0d-2b82a7901337/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c[17325,17338] [2022-11-16 12:46:20,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:46:20,821 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:46:20,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20 WrapperNode [2022-11-16 12:46:20,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:46:20,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:46:20,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:46:20,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:46:20,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,892 INFO L138 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 221 [2022-11-16 12:46:20,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:46:20,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:46:20,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:46:20,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:46:20,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,947 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:46:20,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:46:20,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:46:20,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:46:20,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (1/1) ... [2022-11-16 12:46:20,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:46:20,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:46:20,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:46:21,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:46:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:46:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-16 12:46:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-16 12:46:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-16 12:46:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-16 12:46:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-16 12:46:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-16 12:46:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-11-16 12:46:21,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-11-16 12:46:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-16 12:46:21,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-16 12:46:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-11-16 12:46:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-11-16 12:46:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-16 12:46:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-16 12:46:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:46:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-16 12:46:21,045 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-16 12:46:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:46:21,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:46:21,148 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:46:21,150 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:46:21,484 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:46:21,498 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:46:21,498 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 12:46:21,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:46:21 BoogieIcfgContainer [2022-11-16 12:46:21,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:46:21,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:46:21,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:46:21,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:46:21,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:46:20" (1/3) ... [2022-11-16 12:46:21,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b1b8dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:46:21, skipping insertion in model container [2022-11-16 12:46:21,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:46:20" (2/3) ... [2022-11-16 12:46:21,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b1b8dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:46:21, skipping insertion in model container [2022-11-16 12:46:21,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:46:21" (3/3) ... [2022-11-16 12:46:21,516 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2022-11-16 12:46:21,537 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:46:21,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:46:21,594 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:46:21,601 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;@f45f89c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:46:21,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:46:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 65 states have (on average 1.353846153846154) internal successors, (88), 72 states have internal predecessors, (88), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-16 12:46:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 12:46:21,620 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:46:21,621 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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] [2022-11-16 12:46:21,621 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:46:21,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:46:21,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1558425907, now seen corresponding path program 1 times [2022-11-16 12:46:21,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:46:21,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840675105] [2022-11-16 12:46:21,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:46:21,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:46:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:21,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 12:46:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:21,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-16 12:46:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:46:21,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:46:21,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840675105] [2022-11-16 12:46:21,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840675105] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:46:21,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:46:21,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:46:21,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060900857] [2022-11-16 12:46:21,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:46:21,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-16 12:46:21,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:46:22,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 12:46:22,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:46:22,029 INFO L87 Difference]: Start difference. First operand has 88 states, 65 states have (on average 1.353846153846154) internal successors, (88), 72 states have internal predecessors, (88), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2022-11-16 12:46:22,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:46:22,094 INFO L93 Difference]: Finished difference Result 167 states and 222 transitions. [2022-11-16 12:46:22,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:46:22,096 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 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 32 [2022-11-16 12:46:22,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:46:22,109 INFO L225 Difference]: With dead ends: 167 [2022-11-16 12:46:22,110 INFO L226 Difference]: Without dead ends: 79 [2022-11-16 12:46:22,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:46:22,121 INFO L413 NwaCegarLoop]: 108 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, 108 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 [2022-11-16 12:46:22,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:46:22,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-11-16 12:46:22,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2022-11-16 12:46:22,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 58 states have (on average 1.2758620689655173) internal successors, (74), 64 states have internal predecessors, (74), 13 states have call successors, (13), 8 states have call predecessors, (13), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-16 12:46:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 99 transitions. [2022-11-16 12:46:22,182 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 99 transitions. Word has length 32 [2022-11-16 12:46:22,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:46:22,183 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 99 transitions. [2022-11-16 12:46:22,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2022-11-16 12:46:22,184 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2022-11-16 12:46:22,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-16 12:46:22,188 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:46:22,189 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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] [2022-11-16 12:46:22,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:46:22,190 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:46:22,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:46:22,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1953448931, now seen corresponding path program 1 times [2022-11-16 12:46:22,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:46:22,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376077148] [2022-11-16 12:46:22,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:46:22,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:46:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-16 12:46:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:22,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:46:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:46:22,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:46:22,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376077148] [2022-11-16 12:46:22,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376077148] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:46:22,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:46:22,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:46:22,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746300603] [2022-11-16 12:46:22,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:46:22,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:46:22,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:46:22,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:46:22,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:46:22,416 INFO L87 Difference]: Start difference. First operand 79 states and 99 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-16 12:46:22,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:46:22,433 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2022-11-16 12:46:22,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:46:22,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 33 [2022-11-16 12:46:22,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:46:22,435 INFO L225 Difference]: With dead ends: 119 [2022-11-16 12:46:22,435 INFO L226 Difference]: Without dead ends: 70 [2022-11-16 12:46:22,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:46:22,438 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 16 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 151 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 [2022-11-16 12:46:22,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 151 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:46:22,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-11-16 12:46:22,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2022-11-16 12:46:22,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 58 states have internal predecessors, (67), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-16 12:46:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2022-11-16 12:46:22,447 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 33 [2022-11-16 12:46:22,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:46:22,447 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2022-11-16 12:46:22,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-11-16 12:46:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2022-11-16 12:46:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 12:46:22,449 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:46:22,449 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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] [2022-11-16 12:46:22,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:46:22,450 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:46:22,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:46:22,451 INFO L85 PathProgramCache]: Analyzing trace with hash -433715612, now seen corresponding path program 1 times [2022-11-16 12:46:22,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:46:22,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522215402] [2022-11-16 12:46:22,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:46:22,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:46:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:22,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:46:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-16 12:46:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:46:22,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:46:22,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522215402] [2022-11-16 12:46:22,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522215402] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:46:22,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:46:22,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:46:22,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959755707] [2022-11-16 12:46:22,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:46:22,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:46:22,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:46:22,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:46:22,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:46:22,690 INFO L87 Difference]: Start difference. First operand 70 states and 87 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 12:46:22,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:46:22,919 INFO L93 Difference]: Finished difference Result 240 states and 307 transitions. [2022-11-16 12:46:22,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:46:22,920 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 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 37 [2022-11-16 12:46:22,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:46:22,922 INFO L225 Difference]: With dead ends: 240 [2022-11-16 12:46:22,922 INFO L226 Difference]: Without dead ends: 178 [2022-11-16 12:46:22,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:46:22,924 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 218 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:46:22,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 407 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:46:22,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2022-11-16 12:46:22,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2022-11-16 12:46:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 126 states have (on average 1.3253968253968254) internal successors, (167), 140 states have internal predecessors, (167), 26 states have call successors, (26), 19 states have call predecessors, (26), 19 states have return successors, (27), 20 states have call predecessors, (27), 26 states have call successors, (27) [2022-11-16 12:46:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 220 transitions. [2022-11-16 12:46:22,968 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 220 transitions. Word has length 37 [2022-11-16 12:46:22,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:46:22,968 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 220 transitions. [2022-11-16 12:46:22,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-16 12:46:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 220 transitions. [2022-11-16 12:46:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 12:46:22,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:46:22,970 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:46:22,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:46:22,971 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:46:22,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:46:22,971 INFO L85 PathProgramCache]: Analyzing trace with hash 73823245, now seen corresponding path program 1 times [2022-11-16 12:46:22,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:46:22,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5326393] [2022-11-16 12:46:22,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:46:22,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:46:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:23,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:46:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-16 12:46:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:23,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:46:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:46:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 12:46:23,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:46:23,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5326393] [2022-11-16 12:46:23,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5326393] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:46:23,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:46:23,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:46:23,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925807811] [2022-11-16 12:46:23,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:46:23,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:46:23,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:46:23,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:46:23,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:46:23,229 INFO L87 Difference]: Start difference. First operand 172 states and 220 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-16 12:46:23,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:46:23,366 INFO L93 Difference]: Finished difference Result 304 states and 394 transitions. [2022-11-16 12:46:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:46:23,367 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 42 [2022-11-16 12:46:23,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:46:23,368 INFO L225 Difference]: With dead ends: 304 [2022-11-16 12:46:23,368 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:46:23,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:46:23,373 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 34 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:46:23,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 212 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:46:23,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:46:23,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:46:23,375 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) [2022-11-16 12:46:23,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:46:23,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-11-16 12:46:23,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:46:23,376 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:46:23,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 5 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-16 12:46:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:46:23,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:46:23,381 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:46:23,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:46:23,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:46:23,816 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 619 626) the Hoare annotation is: true [2022-11-16 12:46:23,817 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 619 626) no Hoare annotation was computed. [2022-11-16 12:46:23,817 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 619 626) no Hoare annotation was computed. [2022-11-16 12:46:23,818 INFO L899 garLoopResultBuilder]: For program point L832-1(lines 828 839) no Hoare annotation was computed. [2022-11-16 12:46:23,818 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 828 839) the Hoare annotation is: true [2022-11-16 12:46:23,821 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 828 839) no Hoare annotation was computed. [2022-11-16 12:46:23,821 INFO L899 garLoopResultBuilder]: For program point L923(lines 923 929) no Hoare annotation was computed. [2022-11-16 12:46:23,822 INFO L899 garLoopResultBuilder]: For program point L886(line 886) no Hoare annotation was computed. [2022-11-16 12:46:23,823 INFO L895 garLoopResultBuilder]: At program point L907(lines 900 909) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-16 12:46:23,823 INFO L899 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2022-11-16 12:46:23,824 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 534 560) no Hoare annotation was computed. [2022-11-16 12:46:23,825 INFO L895 garLoopResultBuilder]: At program point L808-2(lines 804 815) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-16 12:46:23,825 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 548 554) no Hoare annotation was computed. [2022-11-16 12:46:23,826 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 585) no Hoare annotation was computed. [2022-11-16 12:46:23,831 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 590) no Hoare annotation was computed. [2022-11-16 12:46:23,832 INFO L895 garLoopResultBuilder]: At program point L920(line 920) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-16 12:46:23,832 INFO L899 garLoopResultBuilder]: For program point L920-1(line 920) no Hoare annotation was computed. [2022-11-16 12:46:23,832 INFO L895 garLoopResultBuilder]: At program point L887(lines 882 889) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-16 12:46:23,832 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 547) no Hoare annotation was computed. [2022-11-16 12:46:23,832 INFO L899 garLoopResultBuilder]: For program point L541-2(lines 537 559) no Hoare annotation was computed. [2022-11-16 12:46:23,833 INFO L895 garLoopResultBuilder]: At program point L905(line 905) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-16 12:46:23,833 INFO L899 garLoopResultBuilder]: For program point L905-1(line 905) no Hoare annotation was computed. [2022-11-16 12:46:23,833 INFO L895 garLoopResultBuilder]: At program point L583(line 583) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-16 12:46:23,833 INFO L895 garLoopResultBuilder]: At program point L579(line 579) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-16 12:46:23,833 INFO L895 garLoopResultBuilder]: At program point L575(line 575) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-16 12:46:23,834 INFO L899 garLoopResultBuilder]: For program point L575-1(line 575) no Hoare annotation was computed. [2022-11-16 12:46:23,834 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 932) no Hoare annotation was computed. [2022-11-16 12:46:23,834 INFO L899 garLoopResultBuilder]: For program point L918(lines 918 935) no Hoare annotation was computed. [2022-11-16 12:46:23,834 INFO L895 garLoopResultBuilder]: At program point L918-1(lines 910 938) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-16 12:46:23,834 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 534 560) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-16 12:46:23,834 INFO L895 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-16 12:46:23,835 INFO L895 garLoopResultBuilder]: At program point L588(line 588) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-16 12:46:23,835 INFO L895 garLoopResultBuilder]: At program point L588-1(lines 569 593) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-16 12:46:23,835 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 534 560) no Hoare annotation was computed. [2022-11-16 12:46:23,835 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 886) no Hoare annotation was computed. [2022-11-16 12:46:23,835 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2022-11-16 12:46:23,836 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2022-11-16 12:46:23,836 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2022-11-16 12:46:23,836 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2022-11-16 12:46:23,836 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2022-11-16 12:46:23,836 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2022-11-16 12:46:23,836 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2022-11-16 12:46:23,837 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-11-16 12:46:23,837 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-11-16 12:46:23,837 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-11-16 12:46:23,837 INFO L902 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2022-11-16 12:46:23,837 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2022-11-16 12:46:23,837 INFO L899 garLoopResultBuilder]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2022-11-16 12:46:23,838 INFO L902 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2022-11-16 12:46:23,838 INFO L895 garLoopResultBuilder]: At program point L754(lines 709 756) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-16 12:46:23,838 INFO L895 garLoopResultBuilder]: At program point L721(line 721) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-16 12:46:23,838 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:46:23,838 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:46:23,838 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:46:23,839 INFO L895 garLoopResultBuilder]: At program point L796(lines 791 799) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-16 12:46:23,839 INFO L895 garLoopResultBuilder]: At program point L788(lines 784 790) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-16 12:46:23,839 INFO L895 garLoopResultBuilder]: At program point L689(line 689) the Hoare annotation is: false [2022-11-16 12:46:23,839 INFO L899 garLoopResultBuilder]: For program point L710(lines 709 756) no Hoare annotation was computed. [2022-11-16 12:46:23,839 INFO L899 garLoopResultBuilder]: For program point L739(lines 739 752) no Hoare annotation was computed. [2022-11-16 12:46:23,839 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:46:23,840 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-16 12:46:23,840 INFO L902 garLoopResultBuilder]: At program point L760(lines 699 764) the Hoare annotation is: true [2022-11-16 12:46:23,840 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 725) no Hoare annotation was computed. [2022-11-16 12:46:23,840 INFO L899 garLoopResultBuilder]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2022-11-16 12:46:23,840 INFO L895 garLoopResultBuilder]: At program point L781(lines 777 783) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-16 12:46:23,840 INFO L899 garLoopResultBuilder]: For program point L711(lines 711 715) no Hoare annotation was computed. [2022-11-16 12:46:23,841 INFO L895 garLoopResultBuilder]: At program point L897(lines 892 899) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-16 12:46:23,841 INFO L895 garLoopResultBuilder]: At program point L695(lines 683 697) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-16 12:46:23,841 INFO L895 garLoopResultBuilder]: At program point L757(lines 708 758) the Hoare annotation is: false [2022-11-16 12:46:23,841 INFO L895 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-16 12:46:23,841 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2022-11-16 12:46:23,842 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2022-11-16 12:46:23,842 INFO L899 garLoopResultBuilder]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2022-11-16 12:46:23,842 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2022-11-16 12:46:23,842 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 751) no Hoare annotation was computed. [2022-11-16 12:46:23,842 INFO L895 garLoopResultBuilder]: At program point L745-2(lines 739 752) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-16 12:46:23,842 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 816 827) no Hoare annotation was computed. [2022-11-16 12:46:23,843 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 816 827) the Hoare annotation is: true [2022-11-16 12:46:23,843 INFO L899 garLoopResultBuilder]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2022-11-16 12:46:23,843 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 561 567) no Hoare annotation was computed. [2022-11-16 12:46:23,845 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 561 567) the Hoare annotation is: true [2022-11-16 12:46:23,847 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 638 646) no Hoare annotation was computed. [2022-11-16 12:46:23,847 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 638 646) the Hoare annotation is: true [2022-11-16 12:46:23,847 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 638 646) no Hoare annotation was computed. [2022-11-16 12:46:23,848 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 627 637) the Hoare annotation is: true [2022-11-16 12:46:23,848 INFO L902 garLoopResultBuilder]: At program point L845(lines 840 848) the Hoare annotation is: true [2022-11-16 12:46:23,848 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 627 637) no Hoare annotation was computed. [2022-11-16 12:46:23,849 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 627 637) no Hoare annotation was computed. [2022-11-16 12:46:23,852 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-16 12:46:23,854 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:46:23,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:46:23 BoogieIcfgContainer [2022-11-16 12:46:23,887 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:46:23,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:46:23,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:46:23,887 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:46:23,888 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:46:21" (3/4) ... [2022-11-16 12:46:23,892 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:46:23,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-16 12:46:23,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-16 12:46:23,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-16 12:46:23,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-16 12:46:23,899 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-16 12:46:23,900 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-11-16 12:46:23,900 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-16 12:46:23,900 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-11-16 12:46:23,913 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-11-16 12:46:23,914 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-16 12:46:23,914 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-16 12:46:23,914 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 12:46:23,915 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 12:46:23,915 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:46:23,915 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:46:23,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-11-16 12:46:23,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2022-11-16 12:46:23,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2022-11-16 12:46:23,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-16 12:46:23,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-16 12:46:23,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-16 12:46:23,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-16 12:46:23,943 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-16 12:46:23,943 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-16 12:46:23,966 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:46:23,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:46:23,967 INFO L158 Benchmark]: Toolchain (without parser) took 3748.21ms. Allocated memory is still 148.9MB. Free memory was 111.3MB in the beginning and 86.4MB in the end (delta: 24.9MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,967 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 148.9MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:46:23,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 598.60ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 116.5MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.47ms. Allocated memory is still 148.9MB. Free memory was 116.5MB in the beginning and 114.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,968 INFO L158 Benchmark]: Boogie Preprocessor took 55.87ms. Allocated memory is still 148.9MB. Free memory was 114.1MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,968 INFO L158 Benchmark]: RCFGBuilder took 550.35ms. Allocated memory is still 148.9MB. Free memory was 112.5MB in the beginning and 94.6MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,969 INFO L158 Benchmark]: TraceAbstraction took 2380.54ms. Allocated memory is still 148.9MB. Free memory was 94.1MB in the beginning and 91.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,969 INFO L158 Benchmark]: Witness Printer took 79.14ms. Allocated memory is still 148.9MB. Free memory was 91.6MB in the beginning and 86.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:46:23,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 148.9MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 598.60ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 116.5MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.47ms. Allocated memory is still 148.9MB. Free memory was 116.5MB in the beginning and 114.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.87ms. Allocated memory is still 148.9MB. Free memory was 114.1MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.35ms. Allocated memory is still 148.9MB. Free memory was 112.5MB in the beginning and 94.6MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2380.54ms. Allocated memory is still 148.9MB. Free memory was 94.1MB in the beginning and 91.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Witness Printer took 79.14ms. Allocated memory is still 148.9MB. Free memory was 91.6MB in the beginning and 86.4MB in the end (delta: 5.3MB). 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: 886]: 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 9 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 273 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 268 mSDsluCounter, 878 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 516 mSDsCounter, 35 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 133 IncrementalHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35 mSolverCounterUnsat, 362 mSDtfsCounter, 133 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=3, InterpolantAutomatonStates: 17, 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, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 247 PreInvPairs, 286 NumberOfFragments, 196 HoareAnnotationTreeSize, 247 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 615 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 271 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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: 791]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-16 12:46:23,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e96e21-54cf-45a8-bb0d-2b82a7901337/bin/uautomizer-tPACEb0tL8/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