./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa --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 bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:21:14,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:21:14,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:21:14,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:21:14,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:21:14,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:21:14,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:21:14,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:21:14,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:21:14,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:21:14,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:21:14,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:21:14,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:21:14,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:21:14,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:21:14,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:21:14,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:21:14,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:21:14,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:21:14,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:21:14,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:21:14,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:21:14,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:21:14,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:21:14,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:21:14,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:21:14,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:21:14,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:21:14,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:21:14,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:21:14,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:21:14,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:21:14,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:21:14,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:21:14,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:21:14,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:21:14,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:21:14,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:21:14,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:21:14,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:21:14,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:21:14,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-07 00:21:14,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:21:14,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:21:14,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:21:14,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:21:14,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 00:21:14,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 00:21:14,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:21:14,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:21:14,351 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:21:14,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:21:14,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 00:21:14,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:21:14,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 00:21:14,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:21:14,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 00:21:14,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 00:21:14,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 00:21:14,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 00:21:14,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:21:14,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:21:14,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 00:21:14,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 00:21:14,354 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:21:14,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 00:21:14,354 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 00:21:14,354 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 00:21:14,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 00:21:14,355 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:21:14,355 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_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 [2021-12-07 00:21:14,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:21:14,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:21:14,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:21:14,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:21:14,551 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:21:14,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2021-12-07 00:21:14,595 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/data/fcbded72e/8091d68c653d4ddbba2c7119f0563f2e/FLAG22a86f9a1 [2021-12-07 00:21:15,017 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:21:15,017 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2021-12-07 00:21:15,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/data/fcbded72e/8091d68c653d4ddbba2c7119f0563f2e/FLAG22a86f9a1 [2021-12-07 00:21:15,036 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/data/fcbded72e/8091d68c653d4ddbba2c7119f0563f2e [2021-12-07 00:21:15,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:21:15,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:21:15,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:21:15,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:21:15,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:21:15,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@194411d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15, skipping insertion in model container [2021-12-07 00:21:15,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:21:15,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:21:15,288 WARN L230 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_fdad36ff-3632-437d-a692-73ba14ef169d/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2021-12-07 00:21:15,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:21:15,297 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:21:15,348 WARN L230 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_fdad36ff-3632-437d-a692-73ba14ef169d/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2021-12-07 00:21:15,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:21:15,361 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:21:15,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15 WrapperNode [2021-12-07 00:21:15,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:21:15,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:21:15,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:21:15,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:21:15,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,399 INFO L137 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 256 [2021-12-07 00:21:15,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:21:15,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:21:15,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:21:15,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:21:15,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:21:15,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:21:15,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:21:15,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:21:15,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (1/1) ... [2021-12-07 00:21:15,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:21:15,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:21:15,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 00:21:15,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 00:21:15,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:21:15,482 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-07 00:21:15,483 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-07 00:21:15,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 00:21:15,484 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-07 00:21:15,484 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-07 00:21:15,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:21:15,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:21:15,536 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:21:15,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:21:15,774 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:21:15,779 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:21:15,780 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-07 00:21:15,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:21:15 BoogieIcfgContainer [2021-12-07 00:21:15,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:21:15,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 00:21:15,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 00:21:15,785 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 00:21:15,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:21:15" (1/3) ... [2021-12-07 00:21:15,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd9fca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:21:15, skipping insertion in model container [2021-12-07 00:21:15,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:15" (2/3) ... [2021-12-07 00:21:15,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd9fca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:21:15, skipping insertion in model container [2021-12-07 00:21:15,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:21:15" (3/3) ... [2021-12-07 00:21:15,788 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2021-12-07 00:21:15,792 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 00:21:15,792 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 00:21:15,828 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 00:21:15,834 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 00:21:15,834 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 00:21:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 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) [2021-12-07 00:21:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-07 00:21:15,855 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:21:15,855 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:21:15,856 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:21:15,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:21:15,860 INFO L85 PathProgramCache]: Analyzing trace with hash -807761823, now seen corresponding path program 1 times [2021-12-07 00:21:15,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:21:15,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640414350] [2021-12-07 00:21:15,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:21:15,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:21:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 00:21:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 00:21:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 00:21:16,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:21:16,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640414350] [2021-12-07 00:21:16,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640414350] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:21:16,034 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:21:16,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 00:21:16,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279863557] [2021-12-07 00:21:16,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:21:16,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 00:21:16,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:21:16,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 00:21:16,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 00:21:16,066 INFO L87 Difference]: Start difference. First operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 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 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:21:16,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:21:16,096 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2021-12-07 00:21:16,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 00:21:16,098 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-07 00:21:16,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:21:16,105 INFO L225 Difference]: With dead ends: 185 [2021-12-07 00:21:16,105 INFO L226 Difference]: Without dead ends: 88 [2021-12-07 00:21:16,109 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 00:21:16,112 INFO L933 BasicCegarLoop]: 122 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, 122 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 [2021-12-07 00:21:16,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:21:16,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-12-07 00:21:16,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-12-07 00:21:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 73 states have internal predecessors, (84), 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) [2021-12-07 00:21:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2021-12-07 00:21:16,152 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2021-12-07 00:21:16,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:21:16,153 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2021-12-07 00:21:16,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:21:16,153 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2021-12-07 00:21:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-07 00:21:16,156 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:21:16,157 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:21:16,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 00:21:16,157 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:21:16,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:21:16,158 INFO L85 PathProgramCache]: Analyzing trace with hash 2014234446, now seen corresponding path program 1 times [2021-12-07 00:21:16,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:21:16,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081885367] [2021-12-07 00:21:16,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:21:16,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:21:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:21:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:21:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 00:21:16,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:21:16,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081885367] [2021-12-07 00:21:16,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081885367] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:21:16,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:21:16,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 00:21:16,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766440929] [2021-12-07 00:21:16,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:21:16,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 00:21:16,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:21:16,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 00:21:16,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:21:16,248 INFO L87 Difference]: Start difference. First operand 88 states and 113 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:21:16,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:21:16,267 INFO L93 Difference]: Finished difference Result 136 states and 174 transitions. [2021-12-07 00:21:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 00:21:16,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-07 00:21:16,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:21:16,269 INFO L225 Difference]: With dead ends: 136 [2021-12-07 00:21:16,269 INFO L226 Difference]: Without dead ends: 79 [2021-12-07 00:21:16,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 00:21:16,272 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 17 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 178 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 [2021-12-07 00:21:16,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:21:16,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-12-07 00:21:16,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2021-12-07 00:21:16,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 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) [2021-12-07 00:21:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2021-12-07 00:21:16,285 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2021-12-07 00:21:16,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:21:16,286 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2021-12-07 00:21:16,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:21:16,286 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2021-12-07 00:21:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-07 00:21:16,288 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:21:16,288 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:21:16,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 00:21:16,288 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:21:16,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:21:16,289 INFO L85 PathProgramCache]: Analyzing trace with hash -614478798, now seen corresponding path program 1 times [2021-12-07 00:21:16,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:21:16,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888849147] [2021-12-07 00:21:16,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:21:16,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:21:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-07 00:21:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-07 00:21:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 00:21:16,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:21:16,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888849147] [2021-12-07 00:21:16,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888849147] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:21:16,371 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:21:16,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:21:16,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606937528] [2021-12-07 00:21:16,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:21:16,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:21:16,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:21:16,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:21:16,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:21:16,373 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-07 00:21:16,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:21:16,439 INFO L93 Difference]: Finished difference Result 197 states and 256 transitions. [2021-12-07 00:21:16,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:21:16,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2021-12-07 00:21:16,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:21:16,443 INFO L225 Difference]: With dead ends: 197 [2021-12-07 00:21:16,443 INFO L226 Difference]: Without dead ends: 126 [2021-12-07 00:21:16,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:21:16,445 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 162 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:21:16,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 347 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:21:16,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-12-07 00:21:16,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2021-12-07 00:21:16,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 92 states have (on average 1.326086956521739) internal successors, (122), 103 states have internal predecessors, (122), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (19), 13 states have call predecessors, (19), 18 states have call successors, (19) [2021-12-07 00:21:16,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 159 transitions. [2021-12-07 00:21:16,467 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 159 transitions. Word has length 38 [2021-12-07 00:21:16,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:21:16,467 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 159 transitions. [2021-12-07 00:21:16,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-07 00:21:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2021-12-07 00:21:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-07 00:21:16,470 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:21:16,470 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:21:16,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 00:21:16,470 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:21:16,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:21:16,471 INFO L85 PathProgramCache]: Analyzing trace with hash 10293682, now seen corresponding path program 1 times [2021-12-07 00:21:16,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:21:16,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164252064] [2021-12-07 00:21:16,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:21:16,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:21:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-07 00:21:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-07 00:21:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:21:16,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-07 00:21:16,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:21:16,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164252064] [2021-12-07 00:21:16,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164252064] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:21:16,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:21:16,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:21:16,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550692434] [2021-12-07 00:21:16,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:21:16,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:21:16,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:21:16,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:21:16,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:21:16,549 INFO L87 Difference]: Start difference. First operand 123 states and 159 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:21:16,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:21:16,622 INFO L93 Difference]: Finished difference Result 216 states and 283 transitions. [2021-12-07 00:21:16,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:21:16,623 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-12-07 00:21:16,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:21:16,623 INFO L225 Difference]: With dead ends: 216 [2021-12-07 00:21:16,624 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 00:21:16,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-07 00:21:16,627 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 38 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:21:16,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 230 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 00:21:16,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 00:21:16,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 00:21:16,629 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) [2021-12-07 00:21:16,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 00:21:16,629 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-12-07 00:21:16,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:21:16,629 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:21:16,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 00:21:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 00:21:16,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 00:21:16,632 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 00:21:16,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 00:21:16,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 00:21:16,846 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 389 396) the Hoare annotation is: true [2021-12-07 00:21:16,846 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 389 396) no Hoare annotation was computed. [2021-12-07 00:21:16,846 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 389 396) no Hoare annotation was computed. [2021-12-07 00:21:16,846 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 322 328) no Hoare annotation was computed. [2021-12-07 00:21:16,846 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 322 328) the Hoare annotation is: true [2021-12-07 00:21:16,847 INFO L858 garLoopResultBuilder]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2021-12-07 00:21:16,847 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 187 198) the Hoare annotation is: true [2021-12-07 00:21:16,847 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 187 198) no Hoare annotation was computed. [2021-12-07 00:21:16,847 INFO L858 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2021-12-07 00:21:16,847 INFO L854 garLoopResultBuilder]: At program point L948(lines 941 950) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:21:16,847 INFO L854 garLoopResultBuilder]: At program point L370(line 370) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:21:16,847 INFO L854 garLoopResultBuilder]: At program point L366(line 366) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:21:16,847 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 295 321) no Hoare annotation was computed. [2021-12-07 00:21:16,848 INFO L854 garLoopResultBuilder]: At program point L961(line 961) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:21:16,848 INFO L858 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2021-12-07 00:21:16,848 INFO L854 garLoopResultBuilder]: At program point L986(lines 981 988) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:21:16,848 INFO L854 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-07 00:21:16,848 INFO L854 garLoopResultBuilder]: At program point L375-1(lines 356 380) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-07 00:21:16,848 INFO L854 garLoopResultBuilder]: At program point L404(lines 397 407) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:21:16,848 INFO L858 garLoopResultBuilder]: For program point L309-1(lines 309 315) no Hoare annotation was computed. [2021-12-07 00:21:16,848 INFO L854 garLoopResultBuilder]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L946-1(line 946) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 308) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 298 320) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L854 garLoopResultBuilder]: At program point L236(lines 231 239) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L963(lines 963 973) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L858 garLoopResultBuilder]: For program point L959(lines 959 976) no Hoare annotation was computed. [2021-12-07 00:21:16,849 INFO L854 garLoopResultBuilder]: At program point L959-1(lines 951 979) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:21:16,850 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 295 321) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-07 00:21:16,850 INFO L854 garLoopResultBuilder]: At program point L204(lines 199 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:21:16,850 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 295 321) no Hoare annotation was computed. [2021-12-07 00:21:16,850 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2021-12-07 00:21:16,850 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2021-12-07 00:21:16,850 INFO L854 garLoopResultBuilder]: At program point L167-2(lines 163 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-07 00:21:16,850 INFO L858 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2021-12-07 00:21:16,850 INFO L861 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2021-12-07 00:21:16,850 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2021-12-07 00:21:16,851 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-12-07 00:21:16,851 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2021-12-07 00:21:16,851 INFO L861 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2021-12-07 00:21:16,851 INFO L861 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2021-12-07 00:21:16,851 INFO L858 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2021-12-07 00:21:16,851 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-12-07 00:21:16,851 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-12-07 00:21:16,851 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-12-07 00:21:16,851 INFO L861 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2021-12-07 00:21:16,852 INFO L861 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-12-07 00:21:16,852 INFO L854 garLoopResultBuilder]: At program point L556(lines 505 557) the Hoare annotation is: false [2021-12-07 00:21:16,852 INFO L858 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-12-07 00:21:16,852 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 00:21:16,852 INFO L854 garLoopResultBuilder]: At program point L478(line 478) the Hoare annotation is: false [2021-12-07 00:21:16,852 INFO L854 garLoopResultBuilder]: At program point L544-2(lines 536 551) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:21:16,852 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 00:21:16,852 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 00:21:16,852 INFO L858 garLoopResultBuilder]: For program point L507(lines 506 555) no Hoare annotation was computed. [2021-12-07 00:21:16,853 INFO L854 garLoopResultBuilder]: At program point L280(lines 275 283) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2021-12-07 00:21:16,853 INFO L858 garLoopResultBuilder]: For program point L536(lines 536 551) no Hoare annotation was computed. [2021-12-07 00:21:16,853 INFO L854 garLoopResultBuilder]: At program point L272(lines 268 274) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-12-07 00:21:16,853 INFO L854 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:21:16,853 INFO L854 garLoopResultBuilder]: At program point L553(lines 506 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:21:16,853 INFO L858 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2021-12-07 00:21:16,853 INFO L858 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2021-12-07 00:21:16,853 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 00:21:16,853 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-12-07 00:21:16,854 INFO L854 garLoopResultBuilder]: At program point L492(lines 487 494) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2021-12-07 00:21:16,854 INFO L854 garLoopResultBuilder]: At program point L938(lines 933 940) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (not (= 0 ~systemActive~0))) [2021-12-07 00:21:16,854 INFO L854 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-12-07 00:21:16,854 INFO L854 garLoopResultBuilder]: At program point L484(lines 472 486) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:21:16,854 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 482) no Hoare annotation was computed. [2021-12-07 00:21:16,854 INFO L858 garLoopResultBuilder]: For program point L476-1(lines 476 482) no Hoare annotation was computed. [2021-12-07 00:21:16,854 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (not (= 0 ~systemActive~0))) [2021-12-07 00:21:16,854 INFO L861 garLoopResultBuilder]: At program point L559(lines 496 563) the Hoare annotation is: true [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point L526-1(lines 526 532) no Hoare annotation was computed. [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2021-12-07 00:21:16,855 INFO L854 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 175 186) no Hoare annotation was computed. [2021-12-07 00:21:16,855 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 175 186) the Hoare annotation is: true [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2021-12-07 00:21:16,855 INFO L854 garLoopResultBuilder]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2021-12-07 00:21:16,855 INFO L858 garLoopResultBuilder]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2021-12-07 00:21:16,856 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 330 354) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2021-12-07 00:21:16,856 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 330 354) no Hoare annotation was computed. [2021-12-07 00:21:16,856 INFO L854 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-07 00:21:16,856 INFO L854 garLoopResultBuilder]: At program point L245(lines 240 248) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-07 00:21:16,856 INFO L854 garLoopResultBuilder]: At program point L468(lines 453 471) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-07 00:21:16,856 INFO L854 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-07 00:21:16,856 INFO L858 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2021-12-07 00:21:16,856 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2021-12-07 00:21:16,856 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-12-07 00:21:16,857 INFO L858 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2021-12-07 00:21:16,857 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 408 416) no Hoare annotation was computed. [2021-12-07 00:21:16,857 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 408 416) the Hoare annotation is: true [2021-12-07 00:21:16,857 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 408 416) no Hoare annotation was computed. [2021-12-07 00:21:16,859 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-07 00:21:16,860 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 00:21:16,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:21:16 BoogieIcfgContainer [2021-12-07 00:21:16,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 00:21:16,874 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 00:21:16,874 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 00:21:16,874 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 00:21:16,874 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:21:15" (3/4) ... [2021-12-07 00:21:16,876 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 00:21:16,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-12-07 00:21:16,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-07 00:21:16,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2021-12-07 00:21:16,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-07 00:21:16,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-07 00:21:16,888 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-07 00:21:16,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 00:21:16,889 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 00:21:16,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 00:21:16,905 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2021-12-07 00:21:16,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-12-07 00:21:16,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-12-07 00:21:16,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2021-12-07 00:21:16,907 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 00:21:16,907 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:21:16,907 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2021-12-07 00:21:16,907 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 00:21:16,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2021-12-07 00:21:16,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:21:16,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2021-12-07 00:21:16,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-07 00:21:16,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:21:16,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-07 00:21:16,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: systemActive == 0 || !(\old(pumpRunning) == 0) [2021-12-07 00:21:16,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: systemActive == 0 || !(\old(pumpRunning) == 0) [2021-12-07 00:21:16,929 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 00:21:16,929 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 00:21:16,930 INFO L158 Benchmark]: Toolchain (without parser) took 1890.72ms. Allocated memory is still 113.2MB. Free memory was 76.2MB in the beginning and 58.7MB in the end (delta: 17.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-12-07 00:21:16,930 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:21:16,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.58ms. Allocated memory is still 113.2MB. Free memory was 76.0MB in the beginning and 81.8MB in the end (delta: -5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 00:21:16,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.96ms. Allocated memory is still 113.2MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:21:16,931 INFO L158 Benchmark]: Boogie Preprocessor took 20.55ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:21:16,931 INFO L158 Benchmark]: RCFGBuilder took 360.66ms. Allocated memory is still 113.2MB. Free memory was 77.6MB in the beginning and 60.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-07 00:21:16,931 INFO L158 Benchmark]: TraceAbstraction took 1090.67ms. Allocated memory is still 113.2MB. Free memory was 60.3MB in the beginning and 65.0MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:21:16,932 INFO L158 Benchmark]: Witness Printer took 55.53ms. Allocated memory is still 113.2MB. Free memory was 65.0MB in the beginning and 58.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-07 00:21:16,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.58ms. Allocated memory is still 113.2MB. Free memory was 76.0MB in the beginning and 81.8MB in the end (delta: -5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.96ms. Allocated memory is still 113.2MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.55ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.66ms. Allocated memory is still 113.2MB. Free memory was 77.6MB in the beginning and 60.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1090.67ms. Allocated memory is still 113.2MB. Free memory was 60.3MB in the beginning and 65.0MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 55.53ms. Allocated memory is still 113.2MB. Free memory was 65.0MB in the beginning and 58.7MB in the end (delta: 6.3MB). 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: 985]: 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, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 222 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 217 mSDsluCounter, 877 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 478 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 399 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 267 PreInvPairs, 297 NumberOfFragments, 304 HoareAnnotationTreeSize, 267 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 370 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: systemActive == 0 || !(\old(pumpRunning) == 0) - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: systemActive == 0 || !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2021-12-07 00:21:16,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad36ff-3632-437d-a692-73ba14ef169d/bin/uautomizer-DrprNOufMa/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