./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN --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 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 09:28:22,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:28:22,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:28:22,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:28:22,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:28:22,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:28:22,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:28:22,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:28:22,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:28:22,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:28:22,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:28:22,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:28:22,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:28:22,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:28:22,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:28:22,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:28:22,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:28:22,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:28:22,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:28:22,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:28:22,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:28:22,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:28:22,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:28:22,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:28:22,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:28:22,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:28:22,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:28:22,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:28:22,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:28:22,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:28:22,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:28:22,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:28:22,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:28:22,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:28:22,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:28:22,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:28:22,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:28:22,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:28:22,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:28:22,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:28:22,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:28:22,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 09:28:22,414 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:28:22,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:28:22,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:28:22,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:28:22,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:28:22,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:28:22,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:28:22,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:28:22,419 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:28:22,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:28:22,420 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:28:22,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:28:22,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:28:22,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:28:22,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:28:22,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:28:22,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:28:22,423 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:28:22,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:28:22,423 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:28:22,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:28:22,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:28:22,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:28:22,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:28:22,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:28:22,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:28:22,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:28:22,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:28:22,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:28:22,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:28:22,427 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:28:22,427 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:28:22,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:28:22,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a [2022-11-20 09:28:22,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:28:22,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:28:22,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:28:22,812 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:28:22,812 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:28:22,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2022-11-20 09:28:26,061 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:28:26,420 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:28:26,421 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2022-11-20 09:28:26,432 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/data/d3cee904a/d79ffad518764d54bf3c88a2603f354d/FLAGf3150a64b [2022-11-20 09:28:26,449 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/data/d3cee904a/d79ffad518764d54bf3c88a2603f354d [2022-11-20 09:28:26,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:28:26,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:28:26,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:28:26,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:28:26,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:28:26,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:26,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c605222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26, skipping insertion in model container [2022-11-20 09:28:26,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:26,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:28:26,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:28:26,791 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_574486d6-3f26-4301-841b-4b84b7c1da38/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2022-11-20 09:28:26,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:28:26,822 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:28:26,884 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_574486d6-3f26-4301-841b-4b84b7c1da38/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c[14660,14673] [2022-11-20 09:28:26,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:28:26,913 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:28:26,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26 WrapperNode [2022-11-20 09:28:26,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:28:26,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:28:26,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:28:26,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:28:26,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:26,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,000 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 183 [2022-11-20 09:28:27,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:28:27,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:28:27,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:28:27,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:28:27,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,058 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:28:27,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:28:27,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:28:27,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:28:27,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (1/1) ... [2022-11-20 09:28:27,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:28:27,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:28:27,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:28:27,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:28:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:28:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-20 09:28:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-20 09:28:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-20 09:28:27,172 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-20 09:28:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-20 09:28:27,173 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-20 09:28:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-20 09:28:27,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-20 09:28:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-20 09:28:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-20 09:28:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-20 09:28:27,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-11-20 09:28:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-20 09:28:27,175 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-20 09:28:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 09:28:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-20 09:28:27,175 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-20 09:28:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:28:27,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:28:27,267 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:28:27,269 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:28:27,635 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:28:27,643 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:28:27,643 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 09:28:27,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:27 BoogieIcfgContainer [2022-11-20 09:28:27,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:28:27,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:28:27,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:28:27,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:28:27,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:28:26" (1/3) ... [2022-11-20 09:28:27,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c4322f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:28:27, skipping insertion in model container [2022-11-20 09:28:27,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:28:26" (2/3) ... [2022-11-20 09:28:27,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c4322f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:28:27, skipping insertion in model container [2022-11-20 09:28:27,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:27" (3/3) ... [2022-11-20 09:28:27,657 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2022-11-20 09:28:27,679 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:28:27,679 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 09:28:27,738 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 09:28:27,745 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;@32c878ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 09:28:27,745 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 09:28:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 73 states have internal predecessors, (90), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-20 09:28:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 09:28:27,760 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:27,761 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:27,762 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:27,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:27,767 INFO L85 PathProgramCache]: Analyzing trace with hash -2128651020, now seen corresponding path program 1 times [2022-11-20 09:28:27,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:28:27,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540098533] [2022-11-20 09:28:27,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:27,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:28:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:28,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-20 09:28:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:28:28,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:28:28,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540098533] [2022-11-20 09:28:28,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540098533] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:28:28,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:28:28,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 09:28:28,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855689936] [2022-11-20 09:28:28,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:28:28,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 09:28:28,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:28:28,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 09:28:28,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 09:28:28,074 INFO L87 Difference]: Start difference. First operand has 89 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 73 states have internal predecessors, (90), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:28:28,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:28:28,125 INFO L93 Difference]: Finished difference Result 169 states and 230 transitions. [2022-11-20 09:28:28,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 09:28:28,128 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-11-20 09:28:28,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:28:28,143 INFO L225 Difference]: With dead ends: 169 [2022-11-20 09:28:28,146 INFO L226 Difference]: Without dead ends: 80 [2022-11-20 09:28:28,152 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 [2022-11-20 09:28:28,159 INFO L413 NwaCegarLoop]: 112 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, 112 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 [2022-11-20 09:28:28,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 09:28:28,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-11-20 09:28:28,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-11-20 09:28:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 65 states have internal predecessors, (76), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-20 09:28:28,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 103 transitions. [2022-11-20 09:28:28,214 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 103 transitions. Word has length 25 [2022-11-20 09:28:28,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:28:28,215 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 103 transitions. [2022-11-20 09:28:28,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:28:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 103 transitions. [2022-11-20 09:28:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 09:28:28,219 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:28,219 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:28,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 09:28:28,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:28,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:28,221 INFO L85 PathProgramCache]: Analyzing trace with hash 614360394, now seen corresponding path program 1 times [2022-11-20 09:28:28,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:28:28,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491748173] [2022-11-20 09:28:28,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:28,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:28:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:28,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 09:28:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:28,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:28:28,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:28:28,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491748173] [2022-11-20 09:28:28,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491748173] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:28:28,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:28:28,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 09:28:28,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369794156] [2022-11-20 09:28:28,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:28:28,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 09:28:28,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:28:28,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 09:28:28,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 09:28:28,424 INFO L87 Difference]: Start difference. First operand 80 states and 103 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:28:28,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:28:28,448 INFO L93 Difference]: Finished difference Result 125 states and 161 transitions. [2022-11-20 09:28:28,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 09:28:28,449 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2022-11-20 09:28:28,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:28:28,451 INFO L225 Difference]: With dead ends: 125 [2022-11-20 09:28:28,451 INFO L226 Difference]: Without dead ends: 71 [2022-11-20 09:28:28,452 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 [2022-11-20 09:28:28,453 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 12 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 164 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 [2022-11-20 09:28:28,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 164 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 09:28:28,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-11-20 09:28:28,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-11-20 09:28:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 59 states have internal predecessors, (69), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 09:28:28,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 91 transitions. [2022-11-20 09:28:28,465 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 91 transitions. Word has length 26 [2022-11-20 09:28:28,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:28:28,466 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 91 transitions. [2022-11-20 09:28:28,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:28:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 91 transitions. [2022-11-20 09:28:28,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 09:28:28,468 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:28,468 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:28,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 09:28:28,469 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:28,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:28,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1537131250, now seen corresponding path program 1 times [2022-11-20 09:28:28,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:28:28,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496995263] [2022-11-20 09:28:28,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:28,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:28:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:28,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 09:28:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:28:28,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:28:28,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496995263] [2022-11-20 09:28:28,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496995263] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:28:28,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:28:28,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 09:28:28,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610715209] [2022-11-20 09:28:28,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:28:28,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 09:28:28,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:28:28,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 09:28:28,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-20 09:28:28,696 INFO L87 Difference]: Start difference. First operand 71 states and 91 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:28:28,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:28:28,849 INFO L93 Difference]: Finished difference Result 134 states and 175 transitions. [2022-11-20 09:28:28,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 09:28:28,850 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-11-20 09:28:28,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:28:28,852 INFO L225 Difference]: With dead ends: 134 [2022-11-20 09:28:28,852 INFO L226 Difference]: Without dead ends: 71 [2022-11-20 09:28:28,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-20 09:28:28,855 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 119 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 09:28:28,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 180 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 09:28:28,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-11-20 09:28:28,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-11-20 09:28:28,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 59 states have internal predecessors, (68), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 09:28:28,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2022-11-20 09:28:28,872 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 30 [2022-11-20 09:28:28,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:28:28,872 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2022-11-20 09:28:28,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:28:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2022-11-20 09:28:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 09:28:28,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 09:28:28,875 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:28:28,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 09:28:28,876 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 09:28:28,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:28:28,877 INFO L85 PathProgramCache]: Analyzing trace with hash 983416923, now seen corresponding path program 1 times [2022-11-20 09:28:28,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:28:28,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018848265] [2022-11-20 09:28:28,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:28:28,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:28:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:29,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 09:28:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:29,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:28:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-20 09:28:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:28:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:28:29,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:28:29,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018848265] [2022-11-20 09:28:29,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018848265] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:28:29,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:28:29,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 09:28:29,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75764276] [2022-11-20 09:28:29,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:28:29,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 09:28:29,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:28:29,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 09:28:29,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 09:28:29,207 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-20 09:28:29,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:28:29,421 INFO L93 Difference]: Finished difference Result 116 states and 148 transitions. [2022-11-20 09:28:29,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 09:28:29,423 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 40 [2022-11-20 09:28:29,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 09:28:29,423 INFO L225 Difference]: With dead ends: 116 [2022-11-20 09:28:29,424 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 09:28:29,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 09:28:29,430 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 70 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 09:28:29,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 129 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 09:28:29,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 09:28:29,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 09:28:29,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 09:28:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 09:28:29,433 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2022-11-20 09:28:29,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 09:28:29,434 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 09:28:29,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-20 09:28:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 09:28:29,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 09:28:29,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 09:28:29,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 09:28:29,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 09:28:29,850 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 796 803) the Hoare annotation is: true [2022-11-20 09:28:29,851 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 796 803) no Hoare annotation was computed. [2022-11-20 09:28:29,851 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 796 803) no Hoare annotation was computed. [2022-11-20 09:28:29,851 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 729 735) no Hoare annotation was computed. [2022-11-20 09:28:29,851 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 729 735) the Hoare annotation is: true [2022-11-20 09:28:29,851 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 593 604) the Hoare annotation is: true [2022-11-20 09:28:29,852 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 593 604) no Hoare annotation was computed. [2022-11-20 09:28:29,852 INFO L899 garLoopResultBuilder]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2022-11-20 09:28:29,852 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 450) no Hoare annotation was computed. [2022-11-20 09:28:29,852 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 453) no Hoare annotation was computed. [2022-11-20 09:28:29,852 INFO L895 garLoopResultBuilder]: At program point L820(lines 815 823) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-20 09:28:29,853 INFO L895 garLoopResultBuilder]: At program point L436-1(lines 428 456) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,853 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 705 728) no Hoare annotation was computed. [2022-11-20 09:28:29,853 INFO L899 garLoopResultBuilder]: For program point L709-1(lines 708 727) no Hoare annotation was computed. [2022-11-20 09:28:29,853 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 779) no Hoare annotation was computed. [2022-11-20 09:28:29,853 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 784) no Hoare annotation was computed. [2022-11-20 09:28:29,854 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 577) no Hoare annotation was computed. [2022-11-20 09:28:29,854 INFO L895 garLoopResultBuilder]: At program point L573-2(lines 569 580) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,854 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 447) no Hoare annotation was computed. [2022-11-20 09:28:29,854 INFO L899 garLoopResultBuilder]: For program point L660(line 660) no Hoare annotation was computed. [2022-11-20 09:28:29,855 INFO L895 garLoopResultBuilder]: At program point L809(line 809) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,855 INFO L899 garLoopResultBuilder]: For program point L809-1(line 809) no Hoare annotation was computed. [2022-11-20 09:28:29,855 INFO L895 garLoopResultBuilder]: At program point L661(lines 656 663) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,855 INFO L895 garLoopResultBuilder]: At program point L434(line 434) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,856 INFO L899 garLoopResultBuilder]: For program point L434-1(line 434) no Hoare annotation was computed. [2022-11-20 09:28:29,856 INFO L895 garLoopResultBuilder]: At program point L777(line 777) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,856 INFO L895 garLoopResultBuilder]: At program point L773(line 773) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,856 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 705 728) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,857 INFO L895 garLoopResultBuilder]: At program point L782(line 782) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,857 INFO L895 garLoopResultBuilder]: At program point L782-1(lines 763 787) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,857 INFO L895 garLoopResultBuilder]: At program point L811(lines 804 814) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,857 INFO L899 garLoopResultBuilder]: For program point L716-1(lines 716 722) no Hoare annotation was computed. [2022-11-20 09:28:29,858 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 705 728) no Hoare annotation was computed. [2022-11-20 09:28:29,858 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 660) no Hoare annotation was computed. [2022-11-20 09:28:29,858 INFO L899 garLoopResultBuilder]: For program point L481(line 481) no Hoare annotation was computed. [2022-11-20 09:28:29,858 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 460 489) no Hoare annotation was computed. [2022-11-20 09:28:29,859 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 460 489) the Hoare annotation is: true [2022-11-20 09:28:29,859 INFO L899 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2022-11-20 09:28:29,859 INFO L902 garLoopResultBuilder]: At program point L474-1(lines 474 478) the Hoare annotation is: true [2022-11-20 09:28:29,859 INFO L899 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2022-11-20 09:28:29,859 INFO L902 garLoopResultBuilder]: At program point L470-2(lines 470 484) the Hoare annotation is: true [2022-11-20 09:28:29,860 INFO L902 garLoopResultBuilder]: At program point L466(line 466) the Hoare annotation is: true [2022-11-20 09:28:29,860 INFO L899 garLoopResultBuilder]: For program point L466-1(line 466) no Hoare annotation was computed. [2022-11-20 09:28:29,860 INFO L902 garLoopResultBuilder]: At program point L485(lines 460 489) the Hoare annotation is: true [2022-11-20 09:28:29,860 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 605 613) the Hoare annotation is: true [2022-11-20 09:28:29,860 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 605 613) no Hoare annotation was computed. [2022-11-20 09:28:29,861 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 605 613) no Hoare annotation was computed. [2022-11-20 09:28:29,861 INFO L895 garLoopResultBuilder]: At program point L680(lines 676 682) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 09:28:29,861 INFO L895 garLoopResultBuilder]: At program point L936(lines 889 937) the Hoare annotation is: false [2022-11-20 09:28:29,861 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 09:28:29,861 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 09:28:29,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 09:28:29,862 INFO L899 garLoopResultBuilder]: For program point L891(lines 890 935) no Hoare annotation was computed. [2022-11-20 09:28:29,862 INFO L899 garLoopResultBuilder]: For program point L920(lines 920 931) no Hoare annotation was computed. [2022-11-20 09:28:29,862 INFO L895 garLoopResultBuilder]: At program point L912(line 912) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~4#1| ~systemActive~0)) [2022-11-20 09:28:29,863 INFO L895 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~4#1| ~systemActive~0)) [2022-11-20 09:28:29,863 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 556) no Hoare annotation was computed. [2022-11-20 09:28:29,863 INFO L895 garLoopResultBuilder]: At program point L933(lines 890 935) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~4#1| ~systemActive~0)) [2022-11-20 09:28:29,863 INFO L899 garLoopResultBuilder]: For program point L900(lines 900 906) no Hoare annotation was computed. [2022-11-20 09:28:29,863 INFO L899 garLoopResultBuilder]: For program point L900-1(lines 900 906) no Hoare annotation was computed. [2022-11-20 09:28:29,864 INFO L899 garLoopResultBuilder]: For program point L549-2(lines 549 556) no Hoare annotation was computed. [2022-11-20 09:28:29,864 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 09:28:29,864 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 896) no Hoare annotation was computed. [2022-11-20 09:28:29,864 INFO L902 garLoopResultBuilder]: At program point L533(lines 525 535) the Hoare annotation is: true [2022-11-20 09:28:29,864 INFO L902 garLoopResultBuilder]: At program point L558(lines 539 561) the Hoare annotation is: true [2022-11-20 09:28:29,865 INFO L895 garLoopResultBuilder]: At program point L521(lines 517 523) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~4#1| ~systemActive~0)) [2022-11-20 09:28:29,865 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 930) no Hoare annotation was computed. [2022-11-20 09:28:29,865 INFO L895 garLoopResultBuilder]: At program point L926-2(lines 920 931) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~4#1| ~systemActive~0)) [2022-11-20 09:28:29,865 INFO L895 garLoopResultBuilder]: At program point L695(lines 690 698) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-11-20 09:28:29,866 INFO L895 garLoopResultBuilder]: At program point L687(lines 683 689) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-11-20 09:28:29,866 INFO L899 garLoopResultBuilder]: For program point L910(lines 910 916) no Hoare annotation was computed. [2022-11-20 09:28:29,866 INFO L899 garLoopResultBuilder]: For program point L910-1(lines 910 916) no Hoare annotation was computed. [2022-11-20 09:28:29,866 INFO L902 garLoopResultBuilder]: At program point L939(lines 880 943) the Hoare annotation is: true [2022-11-20 09:28:29,866 INFO L895 garLoopResultBuilder]: At program point L902(line 902) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~4#1| ~systemActive~0)) [2022-11-20 09:28:29,867 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 581 592) no Hoare annotation was computed. [2022-11-20 09:28:29,867 INFO L899 garLoopResultBuilder]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2022-11-20 09:28:29,867 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 581 592) the Hoare annotation is: true [2022-11-20 09:28:29,867 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 737 761) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,867 INFO L895 garLoopResultBuilder]: At program point L756(line 756) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,868 INFO L899 garLoopResultBuilder]: For program point L756-1(lines 737 761) no Hoare annotation was computed. [2022-11-20 09:28:29,868 INFO L895 garLoopResultBuilder]: At program point L651(lines 646 654) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,868 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 737 761) no Hoare annotation was computed. [2022-11-20 09:28:29,868 INFO L895 garLoopResultBuilder]: At program point L751(line 751) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,869 INFO L895 garLoopResultBuilder]: At program point L875(lines 860 878) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,869 INFO L895 garLoopResultBuilder]: At program point L747(line 747) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-11-20 09:28:29,869 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 753) no Hoare annotation was computed. [2022-11-20 09:28:29,869 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 758) no Hoare annotation was computed. [2022-11-20 09:28:29,869 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 873) no Hoare annotation was computed. [2022-11-20 09:28:29,870 INFO L899 garLoopResultBuilder]: For program point L869-2(lines 869 873) no Hoare annotation was computed. [2022-11-20 09:28:29,873 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-20 09:28:29,876 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 09:28:29,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:28:29 BoogieIcfgContainer [2022-11-20 09:28:29,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 09:28:29,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 09:28:29,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 09:28:29,901 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 09:28:29,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:28:27" (3/4) ... [2022-11-20 09:28:29,906 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 09:28:29,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-20 09:28:29,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-20 09:28:29,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-20 09:28:29,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-20 09:28:29,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-20 09:28:29,916 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-20 09:28:29,916 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-20 09:28:29,916 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-11-20 09:28:29,931 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-20 09:28:29,932 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 09:28:29,932 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 09:28:29,933 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 09:28:29,933 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 09:28:29,963 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-11-20 09:28:29,964 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2022-11-20 09:28:29,964 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2022-11-20 09:28:29,964 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2022-11-20 09:28:29,966 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-20 09:28:29,967 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-20 09:28:29,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-11-20 09:28:29,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-20 09:28:29,970 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0) [2022-11-20 09:28:29,970 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-20 09:28:29,971 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-20 09:28:29,971 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-11-20 09:28:30,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 09:28:30,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 09:28:30,007 INFO L158 Benchmark]: Toolchain (without parser) took 3549.28ms. Allocated memory was 136.3MB in the beginning and 190.8MB in the end (delta: 54.5MB). Free memory was 104.8MB in the beginning and 138.0MB in the end (delta: -33.3MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,007 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:28:30,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.34ms. Allocated memory is still 136.3MB. Free memory was 104.3MB in the beginning and 85.9MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.27ms. Allocated memory is still 136.3MB. Free memory was 85.9MB in the beginning and 83.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,012 INFO L158 Benchmark]: Boogie Preprocessor took 71.02ms. Allocated memory is still 136.3MB. Free memory was 83.8MB in the beginning and 82.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,012 INFO L158 Benchmark]: RCFGBuilder took 572.90ms. Allocated memory is still 136.3MB. Free memory was 82.1MB in the beginning and 66.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,013 INFO L158 Benchmark]: TraceAbstraction took 2246.52ms. Allocated memory was 136.3MB in the beginning and 190.8MB in the end (delta: 54.5MB). Free memory was 65.7MB in the beginning and 143.3MB in the end (delta: -77.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,013 INFO L158 Benchmark]: Witness Printer took 110.30ms. Allocated memory is still 190.8MB. Free memory was 143.3MB in the beginning and 138.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 09:28:30,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.34ms. Allocated memory is still 136.3MB. Free memory was 104.3MB in the beginning and 85.9MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.27ms. Allocated memory is still 136.3MB. Free memory was 85.9MB in the beginning and 83.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.02ms. Allocated memory is still 136.3MB. Free memory was 83.8MB in the beginning and 82.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 572.90ms. Allocated memory is still 136.3MB. Free memory was 82.1MB in the beginning and 66.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2246.52ms. Allocated memory was 136.3MB in the beginning and 190.8MB in the end (delta: 54.5MB). Free memory was 65.7MB in the beginning and 143.3MB in the end (delta: -77.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Witness Printer took 110.30ms. Allocated memory is still 190.8MB. Free memory was 143.3MB in the beginning and 138.0MB 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: 660]: 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, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 206 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 201 mSDsluCounter, 585 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 261 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 117 IncrementalHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 324 mSDtfsCounter, 117 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=0, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 41 LocationsWithAnnotation, 207 PreInvPairs, 221 NumberOfFragments, 318 HoareAnnotationTreeSize, 207 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 41 FomulaSimplificationsInter, 131 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 117 ConstructedInterpolants, 0 QuantifiedInterpolants, 198 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: 428]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 646]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) RESULT: Ultimate proved your program to be correct! [2022-11-20 09:28:30,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_574486d6-3f26-4301-841b-4b84b7c1da38/bin/uautomizer-ug76WZFUDN/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