./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 2329fc70 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_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/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_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8 --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-2329fc7 [2022-12-13 12:59:20,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:59:20,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:59:20,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:59:20,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:59:20,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:59:20,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:59:20,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:59:20,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:59:20,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:59:20,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:59:20,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:59:20,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:59:20,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:59:20,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:59:20,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:59:20,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:59:20,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:59:20,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:59:20,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:59:20,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:59:20,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:59:20,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:59:20,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:59:20,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:59:20,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:59:20,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:59:20,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:59:20,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:59:20,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:59:20,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:59:20,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:59:20,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:59:20,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:59:20,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:59:20,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:59:20,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:59:20,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:59:20,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:59:20,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:59:20,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:59:20,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 12:59:20,585 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:59:20,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:59:20,586 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:59:20,586 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:59:20,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:59:20,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:59:20,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:59:20,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:59:20,587 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:59:20,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:59:20,587 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 12:59:20,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:59:20,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 12:59:20,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:59:20,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 12:59:20,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:59:20,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 12:59:20,593 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 12:59:20,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:59:20,593 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:59:20,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 12:59:20,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:59:20,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:59:20,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:59:20,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:59:20,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:59:20,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:59:20,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 12:59:20,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 12:59:20,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 12:59:20,596 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:59:20,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 12:59:20,596 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:59:20,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:59:20,596 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:59:20,597 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8f3facefcf920bf8f8138d914907ca196bce75367abcd95ac8ef69b29697377 [2022-12-13 12:59:20,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:59:20,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:59:20,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:59:20,784 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:59:20,785 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:59:20,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c [2022-12-13 12:59:23,457 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:59:23,618 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:59:23,619 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c [2022-12-13 12:59:23,626 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/data/95b17e81f/aa24795d3a144d08a9cbc2318c739bd8/FLAG69e783796 [2022-12-13 12:59:23,636 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/data/95b17e81f/aa24795d3a144d08a9cbc2318c739bd8 [2022-12-13 12:59:23,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:59:23,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:59:23,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:59:23,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:59:23,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:59:23,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:23,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5abbb8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23, skipping insertion in model container [2022-12-13 12:59:23,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:23,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:59:23,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:59:23,881 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_c4174cde-cb5c-448e-86d3-0c1905afa608/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c[17325,17338] [2022-12-13 12:59:23,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:59:23,897 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:59:23,953 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_c4174cde-cb5c-448e-86d3-0c1905afa608/sv-benchmarks/c/product-lines/minepump_spec5_product15.cil.c[17325,17338] [2022-12-13 12:59:23,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:59:23,971 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:59:23,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23 WrapperNode [2022-12-13 12:59:23,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:59:23,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:59:23,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:59:23,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:59:23,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:23,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,014 INFO L138 Inliner]: procedures = 54, calls = 99, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 165 [2022-12-13 12:59:24,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:59:24,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:59:24,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:59:24,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:59:24,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,035 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:59:24,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:59:24,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:59:24,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:59:24,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (1/1) ... [2022-12-13 12:59:24,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:59:24,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:59:24,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 12:59:24,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 12:59:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:59:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-13 12:59:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-13 12:59:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-13 12:59:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-13 12:59:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-13 12:59:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-13 12:59:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-12-13 12:59:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-12-13 12:59:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-12-13 12:59:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-12-13 12:59:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-12-13 12:59:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-12-13 12:59:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-12-13 12:59:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-12-13 12:59:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 12:59:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-13 12:59:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-13 12:59:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:59:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:59:24,171 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:59:24,173 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:59:24,374 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:59:24,382 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:59:24,382 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 12:59:24,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:59:24 BoogieIcfgContainer [2022-12-13 12:59:24,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 12:59:24,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 12:59:24,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 12:59:24,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 12:59:24,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 12:59:23" (1/3) ... [2022-12-13 12:59:24,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36401a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:59:24, skipping insertion in model container [2022-12-13 12:59:24,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:59:23" (2/3) ... [2022-12-13 12:59:24,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36401a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:59:24, skipping insertion in model container [2022-12-13 12:59:24,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:59:24" (3/3) ... [2022-12-13 12:59:24,393 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2022-12-13 12:59:24,412 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 12:59:24,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 12:59:24,463 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 12:59:24,469 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;@63ccb268, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 12:59:24,470 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 12:59:24,474 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) [2022-12-13 12:59:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 12:59:24,484 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:59:24,484 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] [2022-12-13 12:59:24,485 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 12:59:24,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:59:24,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1558425907, now seen corresponding path program 1 times [2022-12-13 12:59:24,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:59:24,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797103115] [2022-12-13 12:59:24,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:59:24,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:59:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:24,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 12:59:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 12:59:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:24,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 12:59:24,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:59:24,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797103115] [2022-12-13 12:59:24,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797103115] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:59:24,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:59:24,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 12:59:24,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541658467] [2022-12-13 12:59:24,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:59:24,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 12:59:24,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:59:24,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 12:59:24,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 12:59:24,714 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) [2022-12-13 12:59:24,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:59:24,739 INFO L93 Difference]: Finished difference Result 167 states and 222 transitions. [2022-12-13 12:59:24,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 12:59:24,741 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 [2022-12-13 12:59:24,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 12:59:24,748 INFO L225 Difference]: With dead ends: 167 [2022-12-13 12:59:24,748 INFO L226 Difference]: Without dead ends: 79 [2022-12-13 12:59:24,751 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 [2022-12-13 12:59:24,753 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 [2022-12-13 12:59:24,754 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] [2022-12-13 12:59:24,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-12-13 12:59:24,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2022-12-13 12:59:24,797 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) [2022-12-13 12:59:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 99 transitions. [2022-12-13 12:59:24,799 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 99 transitions. Word has length 32 [2022-12-13 12:59:24,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 12:59:24,799 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 99 transitions. [2022-12-13 12:59:24,800 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) [2022-12-13 12:59:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2022-12-13 12:59:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 12:59:24,801 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:59:24,801 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] [2022-12-13 12:59:24,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 12:59:24,802 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 12:59:24,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:59:24,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1953448931, now seen corresponding path program 1 times [2022-12-13 12:59:24,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:59:24,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266254319] [2022-12-13 12:59:24,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:59:24,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:59:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:24,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 12:59:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:24,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 12:59:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:24,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 12:59:24,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:59:24,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266254319] [2022-12-13 12:59:24,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266254319] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:59:24,926 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:59:24,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 12:59:24,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728946936] [2022-12-13 12:59:24,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:59:24,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 12:59:24,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:59:24,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 12:59:24,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 12:59:24,929 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) [2022-12-13 12:59:24,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:59:24,941 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2022-12-13 12:59:24,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 12:59:24,942 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 [2022-12-13 12:59:24,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 12:59:24,943 INFO L225 Difference]: With dead ends: 119 [2022-12-13 12:59:24,943 INFO L226 Difference]: Without dead ends: 70 [2022-12-13 12:59:24,943 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 [2022-12-13 12:59:24,944 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 [2022-12-13 12:59:24,945 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] [2022-12-13 12:59:24,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-12-13 12:59:24,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2022-12-13 12:59:24,951 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) [2022-12-13 12:59:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2022-12-13 12:59:24,952 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 33 [2022-12-13 12:59:24,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 12:59:24,953 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2022-12-13 12:59:24,953 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) [2022-12-13 12:59:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2022-12-13 12:59:24,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-13 12:59:24,954 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:59:24,954 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] [2022-12-13 12:59:24,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 12:59:24,954 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 12:59:24,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:59:24,955 INFO L85 PathProgramCache]: Analyzing trace with hash -433715612, now seen corresponding path program 1 times [2022-12-13 12:59:24,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:59:24,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460944503] [2022-12-13 12:59:24,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:59:24,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:59:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 12:59:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 12:59:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 12:59:25,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:59:25,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460944503] [2022-12-13 12:59:25,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460944503] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:59:25,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:59:25,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 12:59:25,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668971032] [2022-12-13 12:59:25,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:59:25,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 12:59:25,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:59:25,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 12:59:25,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 12:59:25,070 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) [2022-12-13 12:59:25,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:59:25,229 INFO L93 Difference]: Finished difference Result 240 states and 307 transitions. [2022-12-13 12:59:25,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 12:59:25,229 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 [2022-12-13 12:59:25,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 12:59:25,231 INFO L225 Difference]: With dead ends: 240 [2022-12-13 12:59:25,231 INFO L226 Difference]: Without dead ends: 178 [2022-12-13 12:59:25,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 12:59:25,233 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 216 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 12:59:25,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 407 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 12:59:25,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2022-12-13 12:59:25,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2022-12-13 12:59:25,258 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) [2022-12-13 12:59:25,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 220 transitions. [2022-12-13 12:59:25,261 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 220 transitions. Word has length 37 [2022-12-13 12:59:25,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 12:59:25,261 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 220 transitions. [2022-12-13 12:59:25,261 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) [2022-12-13 12:59:25,262 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 220 transitions. [2022-12-13 12:59:25,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-13 12:59:25,263 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:59:25,263 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] [2022-12-13 12:59:25,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 12:59:25,264 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 12:59:25,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:59:25,264 INFO L85 PathProgramCache]: Analyzing trace with hash 73823245, now seen corresponding path program 1 times [2022-12-13 12:59:25,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:59:25,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863277184] [2022-12-13 12:59:25,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:59:25,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:59:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 12:59:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 12:59:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 12:59:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:59:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 12:59:25,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:59:25,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863277184] [2022-12-13 12:59:25,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863277184] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:59:25,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:59:25,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 12:59:25,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078988476] [2022-12-13 12:59:25,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:59:25,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 12:59:25,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:59:25,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 12:59:25,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 12:59:25,369 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), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 12:59:25,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:59:25,430 INFO L93 Difference]: Finished difference Result 304 states and 394 transitions. [2022-12-13 12:59:25,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 12:59:25,431 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), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 42 [2022-12-13 12:59:25,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 12:59:25,431 INFO L225 Difference]: With dead ends: 304 [2022-12-13 12:59:25,431 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 12:59:25,433 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 [2022-12-13 12:59:25,434 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 53 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 12:59:25,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 212 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 12:59:25,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 12:59:25,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 12:59:25,436 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) [2022-12-13 12:59:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 12:59:25,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-12-13 12:59:25,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 12:59:25,437 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 12:59:25,437 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), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 12:59:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 12:59:25,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 12:59:25,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 12:59:25,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 12:59:25,441 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 12:59:25,696 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 619 626) no Hoare annotation was computed. [2022-12-13 12:59:25,697 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 619 626) the Hoare annotation is: true [2022-12-13 12:59:25,697 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 619 626) no Hoare annotation was computed. [2022-12-13 12:59:25,697 INFO L899 garLoopResultBuilder]: For program point L832-1(lines 828 839) no Hoare annotation was computed. [2022-12-13 12:59:25,697 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 828 839) the Hoare annotation is: true [2022-12-13 12:59:25,697 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 828 839) no Hoare annotation was computed. [2022-12-13 12:59:25,697 INFO L899 garLoopResultBuilder]: For program point L923(lines 923 929) no Hoare annotation was computed. [2022-12-13 12:59:25,697 INFO L899 garLoopResultBuilder]: For program point L886(line 886) no Hoare annotation was computed. [2022-12-13 12:59:25,697 INFO L899 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2022-12-13 12:59:25,698 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 534 560) no Hoare annotation was computed. [2022-12-13 12:59:25,698 INFO L895 garLoopResultBuilder]: At program point L808-2(lines 804 815) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 12:59:25,698 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 548 554) no Hoare annotation was computed. [2022-12-13 12:59:25,698 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 585) no Hoare annotation was computed. [2022-12-13 12:59:25,698 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 590) no Hoare annotation was computed. [2022-12-13 12:59:25,698 INFO L895 garLoopResultBuilder]: At program point L920(line 920) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 12:59:25,698 INFO L899 garLoopResultBuilder]: For program point L920-1(line 920) no Hoare annotation was computed. [2022-12-13 12:59:25,699 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 872 880) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 12:59:25,699 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 547) no Hoare annotation was computed. [2022-12-13 12:59:25,699 INFO L899 garLoopResultBuilder]: For program point L541-2(lines 537 559) no Hoare annotation was computed. [2022-12-13 12:59:25,699 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 882 889) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 12:59:25,699 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 534 560) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 12:59:25,699 INFO L895 garLoopResultBuilder]: At program point L905(line 905) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 12:59:25,699 INFO L899 garLoopResultBuilder]: For program point L905-1(line 905) no Hoare annotation was computed. [2022-12-13 12:59:25,700 INFO L895 garLoopResultBuilder]: At program point L583(line 583) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 12:59:25,700 INFO L895 garLoopResultBuilder]: At program point L579(line 579) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 12:59:25,700 INFO L895 garLoopResultBuilder]: At program point L575(line 575) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 12:59:25,700 INFO L899 garLoopResultBuilder]: For program point L575-1(line 575) no Hoare annotation was computed. [2022-12-13 12:59:25,700 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 932) no Hoare annotation was computed. [2022-12-13 12:59:25,701 INFO L899 garLoopResultBuilder]: For program point L918(lines 918 935) no Hoare annotation was computed. [2022-12-13 12:59:25,701 INFO L895 garLoopResultBuilder]: At program point L918-1(lines 910 938) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 12:59:25,701 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 900 909) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 12:59:25,701 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)))) [2022-12-13 12:59:25,701 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)))) [2022-12-13 12:59:25,701 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 534 560) no Hoare annotation was computed. [2022-12-13 12:59:25,702 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 886) no Hoare annotation was computed. [2022-12-13 12:59:25,702 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2022-12-13 12:59:25,702 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2022-12-13 12:59:25,702 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2022-12-13 12:59:25,702 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2022-12-13 12:59:25,702 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2022-12-13 12:59:25,702 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2022-12-13 12:59:25,702 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-12-13 12:59:25,703 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2022-12-13 12:59:25,703 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-12-13 12:59:25,703 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-12-13 12:59:25,703 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2022-12-13 12:59:25,703 INFO L899 garLoopResultBuilder]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2022-12-13 12:59:25,703 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)) [2022-12-13 12:59:25,703 INFO L895 garLoopResultBuilder]: At program point L721(line 721) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 12:59:25,704 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 118 128) the Hoare annotation is: true [2022-12-13 12:59:25,704 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 777 783) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-12-13 12:59:25,704 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 132 154) the Hoare annotation is: true [2022-12-13 12:59:25,704 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 12:59:25,704 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 12:59:25,704 INFO L895 garLoopResultBuilder]: At program point L689(line 689) the Hoare annotation is: false [2022-12-13 12:59:25,704 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(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)) [2022-12-13 12:59:25,705 INFO L899 garLoopResultBuilder]: For program point L710(lines 709 756) no Hoare annotation was computed. [2022-12-13 12:59:25,705 INFO L899 garLoopResultBuilder]: For program point L739(lines 739 752) no Hoare annotation was computed. [2022-12-13 12:59:25,705 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 12:59:25,705 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 12:59:25,705 INFO L902 garLoopResultBuilder]: At program point L760(lines 699 764) the Hoare annotation is: true [2022-12-13 12:59:25,705 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(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)) [2022-12-13 12:59:25,705 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 725) no Hoare annotation was computed. [2022-12-13 12:59:25,706 INFO L899 garLoopResultBuilder]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2022-12-13 12:59:25,706 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 12:59:25,706 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 784 790) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-12-13 12:59:25,706 INFO L899 garLoopResultBuilder]: For program point L711(lines 711 715) no Hoare annotation was computed. [2022-12-13 12:59:25,706 INFO L895 garLoopResultBuilder]: At program point L757(lines 708 758) the Hoare annotation is: false [2022-12-13 12:59:25,706 INFO L895 garLoopResultBuilder]: At program point stopSystem_returnLabel#1(lines 683 697) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 12:59:25,706 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2022-12-13 12:59:25,706 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2022-12-13 12:59:25,707 INFO L899 garLoopResultBuilder]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2022-12-13 12:59:25,707 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2022-12-13 12:59:25,707 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 791 799) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-12-13 12:59:25,707 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 751) no Hoare annotation was computed. [2022-12-13 12:59:25,707 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)) [2022-12-13 12:59:25,707 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 816 827) no Hoare annotation was computed. [2022-12-13 12:59:25,707 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 816 827) the Hoare annotation is: true [2022-12-13 12:59:25,707 INFO L899 garLoopResultBuilder]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2022-12-13 12:59:25,708 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 561 567) no Hoare annotation was computed. [2022-12-13 12:59:25,708 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 561 567) the Hoare annotation is: true [2022-12-13 12:59:25,708 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 638 646) no Hoare annotation was computed. [2022-12-13 12:59:25,708 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 638 646) no Hoare annotation was computed. [2022-12-13 12:59:25,708 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 638 646) the Hoare annotation is: true [2022-12-13 12:59:25,708 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 840 848) the Hoare annotation is: true [2022-12-13 12:59:25,708 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 627 637) no Hoare annotation was computed. [2022-12-13 12:59:25,708 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 627 637) the Hoare annotation is: true [2022-12-13 12:59:25,709 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 627 637) no Hoare annotation was computed. [2022-12-13 12:59:25,712 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-13 12:59:25,714 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 12:59:25,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 12:59:25 BoogieIcfgContainer [2022-12-13 12:59:25,730 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 12:59:25,730 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 12:59:25,730 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 12:59:25,730 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 12:59:25,731 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:59:24" (3/4) ... [2022-12-13 12:59:25,734 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 12:59:25,740 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-12-13 12:59:25,740 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-12-13 12:59:25,740 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-12-13 12:59:25,740 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-12-13 12:59:25,741 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-12-13 12:59:25,741 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-12-13 12:59:25,741 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-12-13 12:59:25,741 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-12-13 12:59:25,746 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-12-13 12:59:25,746 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 12:59:25,747 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 12:59:25,747 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 12:59:25,747 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 12:59:25,770 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-12-13 12:59:25,770 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2022-12-13 12:59:25,770 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2022-12-13 12:59:25,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-12-13 12:59:25,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-12-13 12:59:25,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-12-13 12:59:25,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-12-13 12:59:25,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-12-13 12:59:25,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-12-13 12:59:25,784 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 12:59:25,784 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 12:59:25,785 INFO L158 Benchmark]: Toolchain (without parser) took 2146.13ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 120.6MB in the beginning and 142.4MB in the end (delta: -21.8MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-12-13 12:59:25,785 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 155.2MB. Free memory was 123.7MB in the beginning and 123.5MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:59:25,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.43ms. Allocated memory is still 155.2MB. Free memory was 120.6MB in the beginning and 102.2MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 12:59:25,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.99ms. Allocated memory is still 155.2MB. Free memory was 102.2MB in the beginning and 100.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:59:25,785 INFO L158 Benchmark]: Boogie Preprocessor took 23.92ms. Allocated memory is still 155.2MB. Free memory was 100.1MB in the beginning and 99.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:59:25,786 INFO L158 Benchmark]: RCFGBuilder took 344.67ms. Allocated memory is still 155.2MB. Free memory was 98.5MB in the beginning and 83.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 12:59:25,786 INFO L158 Benchmark]: TraceAbstraction took 1342.92ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 82.9MB in the beginning and 147.6MB in the end (delta: -64.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-12-13 12:59:25,786 INFO L158 Benchmark]: Witness Printer took 54.15ms. Allocated memory is still 186.6MB. Free memory was 147.6MB in the beginning and 142.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 12:59:25,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 155.2MB. Free memory was 123.7MB in the beginning and 123.5MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.43ms. Allocated memory is still 155.2MB. Free memory was 120.6MB in the beginning and 102.2MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.99ms. Allocated memory is still 155.2MB. Free memory was 102.2MB in the beginning and 100.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.92ms. Allocated memory is still 155.2MB. Free memory was 100.1MB in the beginning and 99.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.67ms. Allocated memory is still 155.2MB. Free memory was 98.5MB in the beginning and 83.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1342.92ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 82.9MB in the beginning and 147.6MB in the end (delta: -64.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Witness Printer took 54.15ms. Allocated memory is still 186.6MB. Free memory was 147.6MB in the beginning and 142.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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: 1.3s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 291 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 285 mSDsluCounter, 878 SdHoareTripleChecker+Invalid, 0.1s 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, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 615 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 229 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: 892]: 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: 840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (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: 784]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-13 12:59:25,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4174cde-cb5c-448e-86d3-0c1905afa608/bin/uautomizer-uyxdKDjOR8/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