./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS --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 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 --- 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-4e7fbc6 [2022-11-23 03:54:53,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:54:53,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:54:53,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:54:53,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:54:53,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:54:53,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:54:53,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:54:53,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:54:53,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:54:53,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:54:53,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:54:53,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:54:53,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:54:53,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:54:53,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:54:53,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:54:53,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:54:53,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:54:53,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:54:53,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:54:53,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:54:53,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:54:53,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:54:53,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:54:53,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:54:53,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:54:53,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:54:53,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:54:53,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:54:53,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:54:53,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:54:53,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:54:53,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:54:53,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:54:53,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:54:53,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:54:53,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:54:53,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:54:53,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:54:53,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:54:53,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-23 03:54:53,704 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:54:53,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:54:53,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:54:53,705 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:54:53,707 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:54:53,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:54:53,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:54:53,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:54:53,729 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:54:53,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:54:53,730 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 03:54:53,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:54:53,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 03:54:53,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:54:53,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:54:53,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:54:53,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:54:53,733 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 03:54:53,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:54:53,733 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:54:53,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:54:53,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:54:53,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:54:53,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:54:53,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:54:53,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:54:53,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:54:53,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:54:53,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:54:53,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:54:53,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:54:53,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:54:53,738 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:54:53,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:54:53,738 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_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 [2022-11-23 03:54:54,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:54:54,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:54:54,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:54:54,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:54:54,133 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:54:54,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2022-11-23 03:54:57,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:54:57,883 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:54:57,883 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2022-11-23 03:54:57,911 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/data/317379929/4b608a7b6f3b47c785f70a41745627e2/FLAGd80c2ca29 [2022-11-23 03:54:58,126 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/data/317379929/4b608a7b6f3b47c785f70a41745627e2 [2022-11-23 03:54:58,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:54:58,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:54:58,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:54:58,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:54:58,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:54:58,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58db429a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58, skipping insertion in model container [2022-11-23 03:54:58,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:54:58,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:54:58,644 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_2eef34f2-21db-4947-acf7-82b1ddcd5f51/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2022-11-23 03:54:58,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:54:58,674 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:54:58,783 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_2eef34f2-21db-4947-acf7-82b1ddcd5f51/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2022-11-23 03:54:58,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:54:58,808 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:54:58,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58 WrapperNode [2022-11-23 03:54:58,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:54:58,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:54:58,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:54:58,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:54:58,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,885 INFO L138 Inliner]: procedures = 54, calls = 99, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 180 [2022-11-23 03:54:58,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:54:58,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:54:58,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:54:58,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:54:58,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,940 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:54:58,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:54:58,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:54:58,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:54:58,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2022-11-23 03:54:58,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:54:58,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:54:58,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:54:59,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:54:59,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:54:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-23 03:54:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-23 03:54:59,054 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-23 03:54:59,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-23 03:54:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-23 03:54:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-23 03:54:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-23 03:54:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-23 03:54:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-23 03:54:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-23 03:54:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-23 03:54:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-23 03:54:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-23 03:54:59,056 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-23 03:54:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:54:59,056 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-23 03:54:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-23 03:54:59,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:54:59,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:54:59,153 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:54:59,155 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:54:59,430 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:54:59,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:54:59,439 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 03:54:59,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:59 BoogieIcfgContainer [2022-11-23 03:54:59,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:54:59,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:54:59,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:54:59,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:54:59,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:54:58" (1/3) ... [2022-11-23 03:54:59,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2310a86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:54:59, skipping insertion in model container [2022-11-23 03:54:59,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (2/3) ... [2022-11-23 03:54:59,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2310a86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:54:59, skipping insertion in model container [2022-11-23 03:54:59,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:59" (3/3) ... [2022-11-23 03:54:59,452 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2022-11-23 03:54:59,474 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:54:59,474 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 03:54:59,534 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:54:59,542 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;@6c251cbe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:54:59,542 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 03:54:59,547 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 66 states have (on average 1.378787878787879) internal successors, (91), 75 states have internal predecessors, (91), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-23 03:54:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-23 03:54:59,575 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:54:59,576 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:54:59,577 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:54:59,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:54:59,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1836528484, now seen corresponding path program 1 times [2022-11-23 03:54:59,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:54:59,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743910030] [2022-11-23 03:54:59,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:54:59,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:54:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:59,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:54:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:59,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:54:59,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:54:59,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743910030] [2022-11-23 03:54:59,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743910030] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:54:59,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:54:59,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:54:59,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757465448] [2022-11-23 03:54:59,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:54:59,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 03:54:59,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:54:59,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 03:54:59,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 03:54:59,951 INFO L87 Difference]: Start difference. First operand has 91 states, 66 states have (on average 1.378787878787879) internal successors, (91), 75 states have internal predecessors, (91), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:00,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:55:00,067 INFO L93 Difference]: Finished difference Result 174 states and 237 transitions. [2022-11-23 03:55:00,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 03:55:00,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-11-23 03:55:00,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:55:00,085 INFO L225 Difference]: With dead ends: 174 [2022-11-23 03:55:00,085 INFO L226 Difference]: Without dead ends: 82 [2022-11-23 03:55:00,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 03:55:00,098 INFO L413 NwaCegarLoop]: 115 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, 115 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 [2022-11-23 03:55:00,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:55:00,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2022-11-23 03:55:00,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2022-11-23 03:55:00,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-23 03:55:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2022-11-23 03:55:00,191 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 106 transitions. Word has length 23 [2022-11-23 03:55:00,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:55:00,192 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 106 transitions. [2022-11-23 03:55:00,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:00,192 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2022-11-23 03:55:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-23 03:55:00,195 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:55:00,195 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:55:00,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 03:55:00,196 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:55:00,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:55:00,197 INFO L85 PathProgramCache]: Analyzing trace with hash -639075496, now seen corresponding path program 1 times [2022-11-23 03:55:00,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:55:00,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618327023] [2022-11-23 03:55:00,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:55:00,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:55:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:00,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-23 03:55:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:00,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:55:00,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:55:00,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618327023] [2022-11-23 03:55:00,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618327023] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:55:00,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:55:00,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:55:00,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569628527] [2022-11-23 03:55:00,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:55:00,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:55:00,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:55:00,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:55:00,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:55:00,458 INFO L87 Difference]: Start difference. First operand 82 states and 106 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:00,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:55:00,505 INFO L93 Difference]: Finished difference Result 126 states and 162 transitions. [2022-11-23 03:55:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:55:00,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-11-23 03:55:00,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:55:00,508 INFO L225 Difference]: With dead ends: 126 [2022-11-23 03:55:00,508 INFO L226 Difference]: Without dead ends: 73 [2022-11-23 03:55:00,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:55:00,511 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 16 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 165 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 [2022-11-23 03:55:00,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 165 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:55:00,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-11-23 03:55:00,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2022-11-23 03:55:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 53 states have (on average 1.320754716981132) internal successors, (70), 61 states have internal predecessors, (70), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-23 03:55:00,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 94 transitions. [2022-11-23 03:55:00,525 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 94 transitions. Word has length 24 [2022-11-23 03:55:00,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:55:00,526 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 94 transitions. [2022-11-23 03:55:00,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2022-11-23 03:55:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-23 03:55:00,528 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:55:00,528 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:55:00,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 03:55:00,529 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:55:00,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:55:00,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1922236756, now seen corresponding path program 1 times [2022-11-23 03:55:00,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:55:00,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481779638] [2022-11-23 03:55:00,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:55:00,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:55:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:00,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-23 03:55:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:00,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:55:00,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:55:00,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481779638] [2022-11-23 03:55:00,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481779638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:55:00,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:55:00,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 03:55:00,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140802355] [2022-11-23 03:55:00,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:55:00,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 03:55:00,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:55:00,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 03:55:00,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:55:00,838 INFO L87 Difference]: Start difference. First operand 73 states and 94 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:01,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:55:01,175 INFO L93 Difference]: Finished difference Result 246 states and 323 transitions. [2022-11-23 03:55:01,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 03:55:01,176 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2022-11-23 03:55:01,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:55:01,179 INFO L225 Difference]: With dead ends: 246 [2022-11-23 03:55:01,179 INFO L226 Difference]: Without dead ends: 180 [2022-11-23 03:55:01,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-23 03:55:01,182 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 248 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 03:55:01,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 412 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 03:55:01,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-11-23 03:55:01,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 174. [2022-11-23 03:55:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 125 states have (on average 1.352) internal successors, (169), 143 states have internal predecessors, (169), 29 states have call successors, (29), 19 states have call predecessors, (29), 19 states have return successors, (30), 19 states have call predecessors, (30), 29 states have call successors, (30) [2022-11-23 03:55:01,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 228 transitions. [2022-11-23 03:55:01,243 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 228 transitions. Word has length 28 [2022-11-23 03:55:01,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:55:01,244 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 228 transitions. [2022-11-23 03:55:01,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 228 transitions. [2022-11-23 03:55:01,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-23 03:55:01,247 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:55:01,247 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:55:01,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 03:55:01,248 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:55:01,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:55:01,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1773208458, now seen corresponding path program 1 times [2022-11-23 03:55:01,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:55:01,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278622065] [2022-11-23 03:55:01,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:55:01,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:55:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:01,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-23 03:55:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:55:01,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:55:01,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278622065] [2022-11-23 03:55:01,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278622065] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:55:01,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:55:01,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:55:01,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095926932] [2022-11-23 03:55:01,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:55:01,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:55:01,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:55:01,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:55:01,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:55:01,418 INFO L87 Difference]: Start difference. First operand 174 states and 228 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:01,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:55:01,485 INFO L93 Difference]: Finished difference Result 304 states and 401 transitions. [2022-11-23 03:55:01,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:55:01,486 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2022-11-23 03:55:01,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:55:01,486 INFO L225 Difference]: With dead ends: 304 [2022-11-23 03:55:01,487 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 03:55:01,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 03:55:01,491 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 42 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:55:01,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 163 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 03:55:01,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 03:55:01,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 03:55:01,493 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) [2022-11-23 03:55:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 03:55:01,494 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2022-11-23 03:55:01,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:55:01,494 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 03:55:01,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 03:55:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 03:55:01,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 03:55:01,498 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 03:55:01,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 03:55:01,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 03:55:02,069 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 681 688) the Hoare annotation is: true [2022-11-23 03:55:02,070 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 681 688) no Hoare annotation was computed. [2022-11-23 03:55:02,070 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 681 688) no Hoare annotation was computed. [2022-11-23 03:55:02,070 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 614 620) no Hoare annotation was computed. [2022-11-23 03:55:02,070 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 614 620) the Hoare annotation is: true [2022-11-23 03:55:02,071 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: true [2022-11-23 03:55:02,071 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2022-11-23 03:55:02,071 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2022-11-23 03:55:02,071 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 846 875) no Hoare annotation was computed. [2022-11-23 03:55:02,071 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 846 875) the Hoare annotation is: true [2022-11-23 03:55:02,072 INFO L899 garLoopResultBuilder]: For program point L860(lines 860 864) no Hoare annotation was computed. [2022-11-23 03:55:02,072 INFO L902 garLoopResultBuilder]: At program point L860-1(lines 860 864) the Hoare annotation is: true [2022-11-23 03:55:02,072 INFO L899 garLoopResultBuilder]: For program point L857(line 857) no Hoare annotation was computed. [2022-11-23 03:55:02,072 INFO L902 garLoopResultBuilder]: At program point L856-2(lines 856 870) the Hoare annotation is: true [2022-11-23 03:55:02,073 INFO L902 garLoopResultBuilder]: At program point L852(line 852) the Hoare annotation is: true [2022-11-23 03:55:02,073 INFO L899 garLoopResultBuilder]: For program point L852-1(line 852) no Hoare annotation was computed. [2022-11-23 03:55:02,073 INFO L902 garLoopResultBuilder]: At program point L871(lines 846 875) the Hoare annotation is: true [2022-11-23 03:55:02,073 INFO L899 garLoopResultBuilder]: For program point L867(line 867) no Hoare annotation was computed. [2022-11-23 03:55:02,074 INFO L895 garLoopResultBuilder]: At program point L667(line 667) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-23 03:55:02,074 INFO L895 garLoopResultBuilder]: At program point L667-1(lines 648 672) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-23 03:55:02,074 INFO L895 garLoopResultBuilder]: At program point L696(lines 689 699) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-23 03:55:02,074 INFO L899 garLoopResultBuilder]: For program point L601-1(lines 601 607) no Hoare annotation was computed. [2022-11-23 03:55:02,075 INFO L895 garLoopResultBuilder]: At program point L787(line 787) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-23 03:55:02,075 INFO L899 garLoopResultBuilder]: For program point L787-1(line 787) no Hoare annotation was computed. [2022-11-23 03:55:02,075 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 590 613) no Hoare annotation was computed. [2022-11-23 03:55:02,075 INFO L895 garLoopResultBuilder]: At program point L705(lines 700 708) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-23 03:55:02,076 INFO L899 garLoopResultBuilder]: For program point L594-1(lines 593 612) no Hoare annotation was computed. [2022-11-23 03:55:02,076 INFO L899 garLoopResultBuilder]: For program point L945(line 945) no Hoare annotation was computed. [2022-11-23 03:55:02,076 INFO L899 garLoopResultBuilder]: For program point L656(lines 656 664) no Hoare annotation was computed. [2022-11-23 03:55:02,076 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 433) no Hoare annotation was computed. [2022-11-23 03:55:02,077 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 669) no Hoare annotation was computed. [2022-11-23 03:55:02,077 INFO L895 garLoopResultBuilder]: At program point L429-2(lines 425 436) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-23 03:55:02,077 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 799) no Hoare annotation was computed. [2022-11-23 03:55:02,077 INFO L895 garLoopResultBuilder]: At program point L694(line 694) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-23 03:55:02,078 INFO L899 garLoopResultBuilder]: For program point L694-1(line 694) no Hoare annotation was computed. [2022-11-23 03:55:02,078 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 802) no Hoare annotation was computed. [2022-11-23 03:55:02,078 INFO L895 garLoopResultBuilder]: At program point L789-1(lines 781 805) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-23 03:55:02,078 INFO L895 garLoopResultBuilder]: At program point L946(lines 941 948) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-23 03:55:02,079 INFO L895 garLoopResultBuilder]: At program point L662(line 662) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-23 03:55:02,079 INFO L895 garLoopResultBuilder]: At program point L658(line 658) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-23 03:55:02,079 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 590 613) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-23 03:55:02,079 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 590 613) no Hoare annotation was computed. [2022-11-23 03:55:02,080 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 945) no Hoare annotation was computed. [2022-11-23 03:55:02,080 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2022-11-23 03:55:02,080 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2022-11-23 03:55:02,080 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2022-11-23 03:55:02,081 INFO L895 garLoopResultBuilder]: At program point L832(lines 828 834) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-23 03:55:02,081 INFO L902 garLoopResultBuilder]: At program point L576(lines 515 580) the Hoare annotation is: true [2022-11-23 03:55:02,081 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 934) no Hoare annotation was computed. [2022-11-23 03:55:02,081 INFO L899 garLoopResultBuilder]: For program point L927-2(lines 927 934) no Hoare annotation was computed. [2022-11-23 03:55:02,081 INFO L899 garLoopResultBuilder]: For program point L535(lines 535 541) no Hoare annotation was computed. [2022-11-23 03:55:02,082 INFO L899 garLoopResultBuilder]: For program point L535-1(lines 535 541) no Hoare annotation was computed. [2022-11-23 03:55:02,082 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 531) no Hoare annotation was computed. [2022-11-23 03:55:02,082 INFO L902 garLoopResultBuilder]: At program point L936(lines 917 939) the Hoare annotation is: true [2022-11-23 03:55:02,082 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 03:55:02,083 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 03:55:02,083 INFO L895 garLoopResultBuilder]: At program point L573(lines 524 574) the Hoare annotation is: false [2022-11-23 03:55:02,083 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 03:55:02,083 INFO L895 garLoopResultBuilder]: At program point L825(lines 821 827) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-23 03:55:02,084 INFO L899 garLoopResultBuilder]: For program point L561(lines 561 567) no Hoare annotation was computed. [2022-11-23 03:55:02,084 INFO L895 garLoopResultBuilder]: At program point L561-2(lines 555 568) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 03:55:02,084 INFO L895 garLoopResultBuilder]: At program point L904(lines 900 906) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~8#1| ~systemActive~0)) [2022-11-23 03:55:02,084 INFO L895 garLoopResultBuilder]: At program point L776(lines 764 778) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 03:55:02,085 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 551) no Hoare annotation was computed. [2022-11-23 03:55:02,085 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 03:55:02,085 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 545 551) no Hoare annotation was computed. [2022-11-23 03:55:02,085 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 774) no Hoare annotation was computed. [2022-11-23 03:55:02,085 INFO L899 garLoopResultBuilder]: For program point L768-1(lines 768 774) no Hoare annotation was computed. [2022-11-23 03:55:02,086 INFO L895 garLoopResultBuilder]: At program point L570(lines 525 572) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 03:55:02,086 INFO L895 garLoopResultBuilder]: At program point L537(line 537) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 03:55:02,086 INFO L902 garLoopResultBuilder]: At program point L914(lines 907 916) the Hoare annotation is: true [2022-11-23 03:55:02,086 INFO L899 garLoopResultBuilder]: For program point L526(lines 525 572) no Hoare annotation was computed. [2022-11-23 03:55:02,087 INFO L899 garLoopResultBuilder]: For program point L555(lines 555 568) no Hoare annotation was computed. [2022-11-23 03:55:02,087 INFO L895 garLoopResultBuilder]: At program point L840(lines 835 843) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-23 03:55:02,087 INFO L895 garLoopResultBuilder]: At program point L547(line 547) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-11-23 03:55:02,087 INFO L895 garLoopResultBuilder]: At program point L770(line 770) the Hoare annotation is: false [2022-11-23 03:55:02,087 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2022-11-23 03:55:02,088 INFO L899 garLoopResultBuilder]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2022-11-23 03:55:02,088 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: true [2022-11-23 03:55:02,088 INFO L895 garLoopResultBuilder]: At program point L636(line 636) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-23 03:55:02,088 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 622 646) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-11-23 03:55:02,089 INFO L895 garLoopResultBuilder]: At program point L760(lines 745 763) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-23 03:55:02,089 INFO L895 garLoopResultBuilder]: At program point L632(line 632) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-23 03:55:02,089 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 638) no Hoare annotation was computed. [2022-11-23 03:55:02,089 INFO L899 garLoopResultBuilder]: For program point L626(lines 626 643) no Hoare annotation was computed. [2022-11-23 03:55:02,089 INFO L899 garLoopResultBuilder]: For program point L754(lines 754 758) no Hoare annotation was computed. [2022-11-23 03:55:02,090 INFO L899 garLoopResultBuilder]: For program point L754-2(lines 754 758) no Hoare annotation was computed. [2022-11-23 03:55:02,090 INFO L895 garLoopResultBuilder]: At program point L641(line 641) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-11-23 03:55:02,090 INFO L899 garLoopResultBuilder]: For program point L641-1(lines 622 646) no Hoare annotation was computed. [2022-11-23 03:55:02,090 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 622 646) no Hoare annotation was computed. [2022-11-23 03:55:02,091 INFO L895 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-11-23 03:55:02,094 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-23 03:55:02,096 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 03:55:02,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:55:02 BoogieIcfgContainer [2022-11-23 03:55:02,113 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 03:55:02,114 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 03:55:02,114 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 03:55:02,114 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 03:55:02,115 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:59" (3/4) ... [2022-11-23 03:55:02,118 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 03:55:02,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-23 03:55:02,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-23 03:55:02,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-23 03:55:02,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-23 03:55:02,126 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-23 03:55:02,127 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-23 03:55:02,127 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-23 03:55:02,127 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-11-23 03:55:02,134 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-23 03:55:02,135 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-23 03:55:02,135 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 03:55:02,136 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:55:02,136 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:55:02,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-11-23 03:55:02,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2022-11-23 03:55:02,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-23 03:55:02,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-23 03:55:02,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-23 03:55:02,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-23 03:55:02,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) [2022-11-23 03:55:02,170 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-11-23 03:55:02,170 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-23 03:55:02,170 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-11-23 03:55:02,197 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 03:55:02,197 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 03:55:02,198 INFO L158 Benchmark]: Toolchain (without parser) took 4063.66ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 104.7MB in the beginning and 159.6MB in the end (delta: -54.9MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,198 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:55:02,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.45ms. Allocated memory is still 140.5MB. Free memory was 104.7MB in the beginning and 86.3MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.26ms. Allocated memory is still 140.5MB. Free memory was 86.3MB in the beginning and 84.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,199 INFO L158 Benchmark]: Boogie Preprocessor took 57.72ms. Allocated memory is still 140.5MB. Free memory was 84.2MB in the beginning and 82.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,200 INFO L158 Benchmark]: RCFGBuilder took 496.67ms. Allocated memory is still 140.5MB. Free memory was 82.6MB in the beginning and 66.7MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,200 INFO L158 Benchmark]: TraceAbstraction took 2668.58ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 66.2MB in the beginning and 164.8MB in the end (delta: -98.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,201 INFO L158 Benchmark]: Witness Printer took 83.65ms. Allocated memory is still 205.5MB. Free memory was 164.8MB in the beginning and 159.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 03:55:02,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 140.5MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.45ms. Allocated memory is still 140.5MB. Free memory was 104.7MB in the beginning and 86.3MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.26ms. Allocated memory is still 140.5MB. Free memory was 86.3MB in the beginning and 84.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.72ms. Allocated memory is still 140.5MB. Free memory was 84.2MB in the beginning and 82.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 496.67ms. Allocated memory is still 140.5MB. Free memory was 82.6MB in the beginning and 66.7MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2668.58ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 66.2MB in the beginning and 164.8MB in the end (delta: -98.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Witness Printer took 83.65ms. Allocated memory is still 205.5MB. Free memory was 164.8MB in the beginning and 159.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 945]: 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, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 310 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 306 mSDsluCounter, 855 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 475 mSDsCounter, 41 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 129 IncrementalHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 41 mSolverCounterUnsat, 380 mSDtfsCounter, 129 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 297 PreInvPairs, 336 NumberOfFragments, 227 HoareAnnotationTreeSize, 297 FomulaSimplifications, 42 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 674 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) RESULT: Ultimate proved your program to be correct! [2022-11-23 03:55:02,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eef34f2-21db-4947-acf7-82b1ddcd5f51/bin/uautomizer-QkZJyEgLgS/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