./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD --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 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:11:16,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:11:16,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:11:16,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:11:16,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:11:16,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:11:16,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:11:16,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:11:16,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:11:16,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:11:16,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:11:16,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:11:16,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:11:16,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:11:16,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:11:16,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:11:16,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:11:16,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:11:16,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:11:16,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:11:16,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:11:16,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:11:16,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:11:16,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:11:16,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:11:16,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:11:16,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:11:16,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:11:16,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:11:16,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:11:16,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:11:16,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:11:16,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:11:16,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:11:16,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:11:16,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:11:16,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:11:16,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:11:16,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:11:16,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:11:16,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:11:16,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:11:16,493 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:11:16,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:11:16,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:11:16,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:11:16,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:11:16,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:11:16,506 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:11:16,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:11:16,507 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:11:16,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:11:16,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:11:16,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:11:16,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:11:16,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:11:16,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:11:16,510 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:11:16,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:11:16,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:11:16,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:11:16,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:11:16,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:11:16,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:11:16,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:11:16,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:11:16,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:11:16,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:11:16,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:11:16,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:11:16,514 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:11:16,516 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:11:16,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:11:16,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:11:16,518 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_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515 [2021-10-28 23:11:16,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:11:16,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:11:16,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:11:16,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:11:16,866 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:11:16,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-10-28 23:11:16,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/data/595fceac9/1ac1f0e7baf84a74bf60269010e3533c/FLAG308122bcc [2021-10-28 23:11:17,548 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:11:17,549 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-10-28 23:11:17,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/data/595fceac9/1ac1f0e7baf84a74bf60269010e3533c/FLAG308122bcc [2021-10-28 23:11:17,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/data/595fceac9/1ac1f0e7baf84a74bf60269010e3533c [2021-10-28 23:11:17,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:11:17,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:11:17,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:11:17,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:11:17,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:11:17,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:11:17" (1/1) ... [2021-10-28 23:11:17,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de63811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:17, skipping insertion in model container [2021-10-28 23:11:17,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:11:17" (1/1) ... [2021-10-28 23:11:17,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:11:17,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:11:18,284 WARN L228 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_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[18052,18065] [2021-10-28 23:11:18,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:11:18,300 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:11:18,389 WARN L228 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_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[18052,18065] [2021-10-28 23:11:18,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:11:18,413 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:11:18,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18 WrapperNode [2021-10-28 23:11:18,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:11:18,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:11:18,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:11:18,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:11:18,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:11:18,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:11:18,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:11:18,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:11:18,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:11:18,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:11:18,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:11:18,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:11:18,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (1/1) ... [2021-10-28 23:11:18,655 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:11:18,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:11:18,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:11:18,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:11:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:11:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:11:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:11:18,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:11:19,852 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:11:19,853 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-28 23:11:19,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:11:19 BoogieIcfgContainer [2021-10-28 23:11:19,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:11:19,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:11:19,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:11:19,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:11:19,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:11:17" (1/3) ... [2021-10-28 23:11:19,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d19eaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:11:19, skipping insertion in model container [2021-10-28 23:11:19,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:11:18" (2/3) ... [2021-10-28 23:11:19,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d19eaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:11:19, skipping insertion in model container [2021-10-28 23:11:19,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:11:19" (3/3) ... [2021-10-28 23:11:19,868 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2021-10-28 23:11:19,875 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:11:19,875 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:11:19,940 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:11:19,949 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 [2021-10-28 23:11:19,949 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:11:19,970 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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) [2021-10-28 23:11:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 23:11:19,977 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:11:19,978 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:11:19,979 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:11:19,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:11:19,986 INFO L85 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2021-10-28 23:11:19,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:11:19,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896149306] [2021-10-28 23:11:19,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:11:19,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:11:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:11:20,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:11:20,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:11:20,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896149306] [2021-10-28 23:11:20,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896149306] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:11:20,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:11:20,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:11:20,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876304408] [2021-10-28 23:11:20,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:11:20,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:11:20,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:11:20,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:11:20,340 INFO L87 Difference]: Start difference. First operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-10-28 23:11:20,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:11:20,370 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-10-28 23:11:20,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:11:20,372 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) Word has length 18 [2021-10-28 23:11:20,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:11:20,385 INFO L225 Difference]: With dead ends: 151 [2021-10-28 23:11:20,386 INFO L226 Difference]: Without dead ends: 75 [2021-10-28 23:11:20,389 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:11:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-28 23:11:20,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-28 23:11:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 74 states have internal predecessors, (106), 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) [2021-10-28 23:11:20,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2021-10-28 23:11:20,438 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2021-10-28 23:11:20,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:11:20,439 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2021-10-28 23:11:20,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-10-28 23:11:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-10-28 23:11:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:11:20,441 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:11:20,441 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:11:20,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:11:20,442 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:11:20,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:11:20,444 INFO L85 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2021-10-28 23:11:20,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:11:20,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784203294] [2021-10-28 23:11:20,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:11:20,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:11:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:11:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:11:20,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:11:20,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784203294] [2021-10-28 23:11:20,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784203294] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:11:20,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:11:20,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:11:20,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499868601] [2021-10-28 23:11:20,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:11:20,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:11:20,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:11:20,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:11:20,627 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-10-28 23:11:20,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:11:20,640 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2021-10-28 23:11:20,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:11:20,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) Word has length 19 [2021-10-28 23:11:20,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:11:20,643 INFO L225 Difference]: With dead ends: 75 [2021-10-28 23:11:20,643 INFO L226 Difference]: Without dead ends: 35 [2021-10-28 23:11:20,645 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:11:20,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-28 23:11:20,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-28 23:11:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 34 states have internal predecessors, (49), 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) [2021-10-28 23:11:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-28 23:11:20,674 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2021-10-28 23:11:20,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:11:20,675 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-28 23:11:20,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-10-28 23:11:20,676 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-28 23:11:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:11:20,679 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:11:20,680 INFO L513 BasicCegarLoop]: 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] [2021-10-28 23:11:20,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:11:20,682 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:11:20,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:11:20,683 INFO L85 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2021-10-28 23:11:20,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:11:20,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394225824] [2021-10-28 23:11:20,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:11:20,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:11:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:11:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:11:20,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:11:20,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394225824] [2021-10-28 23:11:20,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394225824] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:11:20,861 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:11:20,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:11:20,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577381810] [2021-10-28 23:11:20,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:11:20,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:11:20,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:11:20,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:11:20,866 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-10-28 23:11:20,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:11:20,952 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2021-10-28 23:11:20,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:11:20,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) Word has length 24 [2021-10-28 23:11:20,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:11:20,956 INFO L225 Difference]: With dead ends: 63 [2021-10-28 23:11:20,956 INFO L226 Difference]: Without dead ends: 35 [2021-10-28 23:11:20,958 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:11:20,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-28 23:11:20,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-28 23:11:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 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) [2021-10-28 23:11:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-10-28 23:11:20,974 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2021-10-28 23:11:20,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:11:20,975 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-10-28 23:11:20,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-10-28 23:11:20,976 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-10-28 23:11:20,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:11:20,979 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:11:20,979 INFO L513 BasicCegarLoop]: 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] [2021-10-28 23:11:20,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:11:20,980 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:11:20,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:11:20,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2021-10-28 23:11:20,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:11:20,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818830677] [2021-10-28 23:11:20,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:11:20,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:11:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:11:21,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:11:21,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:11:21,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818830677] [2021-10-28 23:11:21,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818830677] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:11:21,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:11:21,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:11:21,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215904113] [2021-10-28 23:11:21,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:11:21,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:11:21,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:11:21,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:11:21,173 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-28 23:11:21,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:11:21,296 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2021-10-28 23:11:21,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:11:21,297 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) Word has length 25 [2021-10-28 23:11:21,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:11:21,303 INFO L225 Difference]: With dead ends: 154 [2021-10-28 23:11:21,304 INFO L226 Difference]: Without dead ends: 126 [2021-10-28 23:11:21,306 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:11:21,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-10-28 23:11:21,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2021-10-28 23:11:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 57 states have internal predecessors, (81), 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) [2021-10-28 23:11:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2021-10-28 23:11:21,336 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2021-10-28 23:11:21,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:11:21,336 INFO L470 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2021-10-28 23:11:21,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-28 23:11:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2021-10-28 23:11:21,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:11:21,339 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:11:21,340 INFO L513 BasicCegarLoop]: 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] [2021-10-28 23:11:21,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:11:21,341 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:11:21,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:11:21,343 INFO L85 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2021-10-28 23:11:21,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:11:21,344 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934713942] [2021-10-28 23:11:21,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:11:21,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:11:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:11:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:11:21,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:11:21,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934713942] [2021-10-28 23:11:21,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934713942] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:11:21,483 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:11:21,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:11:21,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693686829] [2021-10-28 23:11:21,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:11:21,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:11:21,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:11:21,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:11:21,486 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-10-28 23:11:21,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:11:21,558 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2021-10-28 23:11:21,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:11:21,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) Word has length 26 [2021-10-28 23:11:21,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:11:21,560 INFO L225 Difference]: With dead ends: 150 [2021-10-28 23:11:21,560 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:11:21,566 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:11:21,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:11:21,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:11:21,566 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) [2021-10-28 23:11:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:11:21,567 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-28 23:11:21,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:11:21,568 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:11:21,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-10-28 23:11:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:11:21,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:11:21,571 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:11:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:11:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:11:21,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:11:21,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:11:21,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:21,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:11:22,049 INFO L853 garLoopResultBuilder]: At program point L68-3(lines 67 86) the Hoare annotation is: false [2021-10-28 23:11:22,050 INFO L857 garLoopResultBuilder]: For program point L927(line 927) no Hoare annotation was computed. [2021-10-28 23:11:22,050 INFO L857 garLoopResultBuilder]: For program point L927-1(line 927) no Hoare annotation was computed. [2021-10-28 23:11:22,050 INFO L857 garLoopResultBuilder]: For program point L927-2(line 927) no Hoare annotation was computed. [2021-10-28 23:11:22,050 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-28 23:11:22,050 INFO L853 garLoopResultBuilder]: At program point L350(lines 346 352) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,051 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:11:22,051 INFO L857 garLoopResultBuilder]: For program point L235(lines 234 281) no Hoare annotation was computed. [2021-10-28 23:11:22,051 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 206) no Hoare annotation was computed. [2021-10-28 23:11:22,051 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 206) no Hoare annotation was computed. [2021-10-28 23:11:22,051 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2021-10-28 23:11:22,051 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 206) no Hoare annotation was computed. [2021-10-28 23:11:22,052 INFO L857 garLoopResultBuilder]: For program point L202-6(lines 202 206) no Hoare annotation was computed. [2021-10-28 23:11:22,052 INFO L857 garLoopResultBuilder]: For program point L202-8(lines 202 206) no Hoare annotation was computed. [2021-10-28 23:11:22,052 INFO L853 garLoopResultBuilder]: At program point L153(lines 148 156) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,052 INFO L853 garLoopResultBuilder]: At program point L153-1(lines 148 156) the Hoare annotation is: false [2021-10-28 23:11:22,052 INFO L853 garLoopResultBuilder]: At program point L153-2(lines 148 156) the Hoare annotation is: false [2021-10-28 23:11:22,053 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 438) no Hoare annotation was computed. [2021-10-28 23:11:22,053 INFO L857 garLoopResultBuilder]: For program point L434-3(lines 434 438) no Hoare annotation was computed. [2021-10-28 23:11:22,053 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-10-28 23:11:22,053 INFO L857 garLoopResultBuilder]: For program point L434-6(lines 434 438) no Hoare annotation was computed. [2021-10-28 23:11:22,053 INFO L853 garLoopResultBuilder]: At program point L302-2(lines 302 316) the Hoare annotation is: false [2021-10-28 23:11:22,053 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 112) no Hoare annotation was computed. [2021-10-28 23:11:22,054 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 104 112) no Hoare annotation was computed. [2021-10-28 23:11:22,054 INFO L857 garLoopResultBuilder]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2021-10-28 23:11:22,054 INFO L857 garLoopResultBuilder]: For program point L303(line 303) no Hoare annotation was computed. [2021-10-28 23:11:22,054 INFO L857 garLoopResultBuilder]: For program point L254(lines 254 260) no Hoare annotation was computed. [2021-10-28 23:11:22,054 INFO L853 garLoopResultBuilder]: At program point L254-1(lines 254 260) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,054 INFO L860 garLoopResultBuilder]: At program point L387(lines 368 390) the Hoare annotation is: true [2021-10-28 23:11:22,055 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-10-28 23:11:22,055 INFO L853 garLoopResultBuilder]: At program point L272-2(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,055 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:11:22,055 INFO L853 garLoopResultBuilder]: At program point L471(lines 466 474) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,055 INFO L853 garLoopResultBuilder]: At program point L471-1(lines 466 474) the Hoare annotation is: false [2021-10-28 23:11:22,056 INFO L853 garLoopResultBuilder]: At program point L471-2(lines 466 474) the Hoare annotation is: false [2021-10-28 23:11:22,056 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 310) no Hoare annotation was computed. [2021-10-28 23:11:22,056 INFO L857 garLoopResultBuilder]: For program point L306-1(lines 68 74) no Hoare annotation was computed. [2021-10-28 23:11:22,056 INFO L853 garLoopResultBuilder]: At program point L75(lines 75 81) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,056 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: false [2021-10-28 23:11:22,056 INFO L853 garLoopResultBuilder]: At program point L75-2(lines 75 81) the Hoare annotation is: false [2021-10-28 23:11:22,057 INFO L853 garLoopResultBuilder]: At program point L422(lines 417 425) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,057 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 918) no Hoare annotation was computed. [2021-10-28 23:11:22,057 INFO L853 garLoopResultBuilder]: At program point L901-1(lines 1 930) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,057 INFO L857 garLoopResultBuilder]: For program point L901-2(lines 901 918) no Hoare annotation was computed. [2021-10-28 23:11:22,057 INFO L853 garLoopResultBuilder]: At program point L901-3(lines 1 930) the Hoare annotation is: false [2021-10-28 23:11:22,058 INFO L857 garLoopResultBuilder]: For program point L901-4(lines 901 918) no Hoare annotation was computed. [2021-10-28 23:11:22,058 INFO L853 garLoopResultBuilder]: At program point L901-5(lines 1 930) the Hoare annotation is: false [2021-10-28 23:11:22,058 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-28 23:11:22,058 INFO L853 garLoopResultBuilder]: At program point L208(lines 193 211) the Hoare annotation is: false [2021-10-28 23:11:22,058 INFO L853 garLoopResultBuilder]: At program point L208-1(lines 193 211) the Hoare annotation is: false [2021-10-28 23:11:22,059 INFO L853 garLoopResultBuilder]: At program point L208-2(lines 193 211) the Hoare annotation is: false [2021-10-28 23:11:22,059 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:11:22,060 INFO L857 garLoopResultBuilder]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-10-28 23:11:22,060 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 250) no Hoare annotation was computed. [2021-10-28 23:11:22,060 INFO L853 garLoopResultBuilder]: At program point L244-1(lines 244 250) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,061 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 915) no Hoare annotation was computed. [2021-10-28 23:11:22,061 INFO L857 garLoopResultBuilder]: For program point L905-2(lines 905 915) no Hoare annotation was computed. [2021-10-28 23:11:22,061 INFO L857 garLoopResultBuilder]: For program point L905-4(lines 905 915) no Hoare annotation was computed. [2021-10-28 23:11:22,061 INFO L857 garLoopResultBuilder]: For program point L906(lines 906 912) no Hoare annotation was computed. [2021-10-28 23:11:22,061 INFO L857 garLoopResultBuilder]: For program point L906-2(lines 906 912) no Hoare annotation was computed. [2021-10-28 23:11:22,061 INFO L857 garLoopResultBuilder]: For program point L906-4(lines 906 912) no Hoare annotation was computed. [2021-10-28 23:11:22,062 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 385) no Hoare annotation was computed. [2021-10-28 23:11:22,062 INFO L853 garLoopResultBuilder]: At program point L890(lines 885 892) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,062 INFO L860 garLoopResultBuilder]: At program point L378-1(lines 378 385) the Hoare annotation is: true [2021-10-28 23:11:22,062 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:11:22,062 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-28 23:11:22,063 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 277) no Hoare annotation was computed. [2021-10-28 23:11:22,063 INFO L853 garLoopResultBuilder]: At program point L512(lines 507 515) the Hoare annotation is: false [2021-10-28 23:11:22,063 INFO L853 garLoopResultBuilder]: At program point L512-1(lines 507 515) the Hoare annotation is: false [2021-10-28 23:11:22,063 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-10-28 23:11:22,063 INFO L853 garLoopResultBuilder]: At program point L512-2(lines 507 515) the Hoare annotation is: false [2021-10-28 23:11:22,063 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 117) no Hoare annotation was computed. [2021-10-28 23:11:22,064 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 100 117) no Hoare annotation was computed. [2021-10-28 23:11:22,064 INFO L857 garLoopResultBuilder]: For program point L100-2(lines 100 117) no Hoare annotation was computed. [2021-10-28 23:11:22,064 INFO L853 garLoopResultBuilder]: At program point L414(lines 1 930) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,064 INFO L853 garLoopResultBuilder]: At program point L282(lines 233 283) the Hoare annotation is: false [2021-10-28 23:11:22,064 INFO L853 garLoopResultBuilder]: At program point L68(lines 67 86) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:11:22,064 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 68 74) no Hoare annotation was computed. [2021-10-28 23:11:22,065 INFO L853 garLoopResultBuilder]: At program point L68-2(lines 67 86) the Hoare annotation is: false [2021-10-28 23:11:22,069 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 23:11:22,071 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:11:22,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:11:22 BoogieIcfgContainer [2021-10-28 23:11:22,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:11:22,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:11:22,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:11:22,094 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:11:22,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:11:19" (3/4) ... [2021-10-28 23:11:22,098 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:11:22,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:11:22,120 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:11:22,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:11:22,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:11:22,123 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:11:22,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:11:22,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:11:22,155 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,156 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,156 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,156 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,160 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,161 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 23:11:22,204 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:11:22,204 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:11:22,206 INFO L168 Benchmark]: Toolchain (without parser) took 4386.49 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 50.6 MB in the beginning and 55.8 MB in the end (delta: -5.3 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,207 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 68.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:11:22,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.23 ms. Allocated memory is still 92.3 MB. Free memory was 71.2 MB in the beginning and 59.3 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.19 ms. Allocated memory is still 92.3 MB. Free memory was 59.3 MB in the beginning and 56.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,208 INFO L168 Benchmark]: Boogie Preprocessor took 79.33 ms. Allocated memory is still 92.3 MB. Free memory was 56.2 MB in the beginning and 54.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,209 INFO L168 Benchmark]: RCFGBuilder took 1216.02 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.1 MB in the beginning and 73.1 MB in the end (delta: -19.1 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,209 INFO L168 Benchmark]: TraceAbstraction took 2234.53 ms. Allocated memory is still 111.1 MB. Free memory was 72.5 MB in the beginning and 63.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 40.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,209 INFO L168 Benchmark]: Witness Printer took 111.33 ms. Allocated memory is still 111.1 MB. Free memory was 63.0 MB in the beginning and 55.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:11:22,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 68.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 563.23 ms. Allocated memory is still 92.3 MB. Free memory was 71.2 MB in the beginning and 59.3 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 143.19 ms. Allocated memory is still 92.3 MB. Free memory was 59.3 MB in the beginning and 56.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.33 ms. Allocated memory is still 92.3 MB. Free memory was 56.2 MB in the beginning and 54.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1216.02 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.1 MB in the beginning and 73.1 MB in the end (delta: -19.1 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2234.53 ms. Allocated memory is still 111.1 MB. Free memory was 72.5 MB in the beginning and 63.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 40.1 MB. Max. memory is 16.1 GB. * Witness Printer took 111.33 ms. Allocated memory is still 111.1 MB. Free memory was 63.0 MB in the beginning and 55.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * 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: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: 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 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 326 SDtfs, 386 SDslu, 298 SDs, 0 SdLazy, 44 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 23, 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, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 218 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1706 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 212 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 3 specifications checked. All of them hold - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:11:22,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e3a7225-5ffb-4ae6-bb23-d04d2e2527a8/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...