./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --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 50277b719902a0a4cf598e31b0e94effb6529c58c9c4208972d6754269dc97f6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:15,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:15,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 08:06:15,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:15,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:15,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:15,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:15,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:15,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:15,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:15,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:15,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:15,314 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:15,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:15,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:15,316 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:15,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:15,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:15,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:15,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:15,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:15,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:15,320 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:15,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:15,322 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:15,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:15,324 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:15,324 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:15,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:15,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:15,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:15,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:15,327 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:15,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:15,328 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:15,328 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:15,328 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:15,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:15,329 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:15,329 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50277b719902a0a4cf598e31b0e94effb6529c58c9c4208972d6754269dc97f6 [2023-11-19 08:06:15,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:15,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:15,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:15,661 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:15,662 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:15,663 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c [2023-11-19 08:06:18,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:19,114 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:19,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c [2023-11-19 08:06:19,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/data/04671f246/f243936c420641fc84e69c116033068f/FLAG338c880e4 [2023-11-19 08:06:19,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/data/04671f246/f243936c420641fc84e69c116033068f [2023-11-19 08:06:19,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:19,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:19,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:19,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:19,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:19,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15a96fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19, skipping insertion in model container [2023-11-19 08:06:19,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:19,503 WARN L240 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_83a1a9df-452f-4875-9927-cfe767a9eef6/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c[17147,17160] [2023-11-19 08:06:19,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:19,523 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:19,533 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 08:06:19,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [135] [2023-11-19 08:06:19,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [239] [2023-11-19 08:06:19,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [274] [2023-11-19 08:06:19,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [640] [2023-11-19 08:06:19,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [691] [2023-11-19 08:06:19,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [756] [2023-11-19 08:06:19,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [868] [2023-11-19 08:06:19,609 WARN L240 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_83a1a9df-452f-4875-9927-cfe767a9eef6/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c[17147,17160] [2023-11-19 08:06:19,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:19,634 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:19,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19 WrapperNode [2023-11-19 08:06:19,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:19,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:19,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:19,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:19,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,689 INFO L138 Inliner]: procedures = 51, calls = 91, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 138 [2023-11-19 08:06:19,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:19,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:19,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:19,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:19,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,720 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:19,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:19,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:19,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:19,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (1/1) ... [2023-11-19 08:06:19,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:19,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:19,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 08:06:19,876 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 08:06:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 08:06:19,879 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 08:06:19,879 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 08:06:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 08:06:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-19 08:06:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-19 08:06:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:06:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 08:06:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 08:06:19,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:19,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:20,010 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:20,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:20,344 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:20,353 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:20,353 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 08:06:20,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:20 BoogieIcfgContainer [2023-11-19 08:06:20,358 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:20,387 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:20,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:20,391 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:20,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:19" (1/3) ... [2023-11-19 08:06:20,392 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1213dff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:20, skipping insertion in model container [2023-11-19 08:06:20,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:19" (2/3) ... [2023-11-19 08:06:20,392 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1213dff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:20, skipping insertion in model container [2023-11-19 08:06:20,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:20" (3/3) ... [2023-11-19 08:06:20,394 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c [2023-11-19 08:06:20,429 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:20,429 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:06:20,501 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:06:20,509 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@593b7506, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:06:20,510 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:06:20,515 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 57 states have internal predecessors, (73), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-19 08:06:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 08:06:20,527 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:20,528 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:20,529 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:20,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:20,535 INFO L85 PathProgramCache]: Analyzing trace with hash -444733693, now seen corresponding path program 1 times [2023-11-19 08:06:20,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:20,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765319891] [2023-11-19 08:06:20,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:20,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:20,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-19 08:06:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:20,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 08:06:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 08:06:20,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:20,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765319891] [2023-11-19 08:06:20,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765319891] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:20,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:20,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:06:20,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456195988] [2023-11-19 08:06:20,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:20,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:06:20,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:20,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:06:20,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:06:20,827 INFO L87 Difference]: Start difference. First operand has 68 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 57 states have internal predecessors, (73), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) 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) [2023-11-19 08:06:20,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:20,857 INFO L93 Difference]: Finished difference Result 127 states and 172 transitions. [2023-11-19 08:06:20,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:06:20,860 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 [2023-11-19 08:06:20,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:20,868 INFO L225 Difference]: With dead ends: 127 [2023-11-19 08:06:20,869 INFO L226 Difference]: Without dead ends: 59 [2023-11-19 08:06:20,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:06:20,877 INFO L413 NwaCegarLoop]: 83 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, 83 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 [2023-11-19 08:06:20,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:20,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-19 08:06:20,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-19 08:06:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 49 states have internal predecessors, (59), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-19 08:06:20,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 74 transitions. [2023-11-19 08:06:20,922 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 74 transitions. Word has length 32 [2023-11-19 08:06:20,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:20,923 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 74 transitions. [2023-11-19 08:06:20,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-19 08:06:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2023-11-19 08:06:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 08:06:20,927 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:20,927 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:20,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:06:20,928 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:20,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:20,929 INFO L85 PathProgramCache]: Analyzing trace with hash -70538952, now seen corresponding path program 1 times [2023-11-19 08:06:20,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:20,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274400599] [2023-11-19 08:06:20,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:20,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:21,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:06:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:21,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-19 08:06:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:21,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 08:06:21,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:21,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274400599] [2023-11-19 08:06:21,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274400599] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:21,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:21,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:06:21,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959544856] [2023-11-19 08:06:21,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:21,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:06:21,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:21,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:06:21,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:21,133 INFO L87 Difference]: Start difference. First operand 59 states and 74 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 08:06:21,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:21,158 INFO L93 Difference]: Finished difference Result 110 states and 143 transitions. [2023-11-19 08:06:21,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:06:21,163 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2023-11-19 08:06:21,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:21,166 INFO L225 Difference]: With dead ends: 110 [2023-11-19 08:06:21,168 INFO L226 Difference]: Without dead ends: 59 [2023-11-19 08:06:21,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:06:21,174 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 51 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 72 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 [2023-11-19 08:06:21,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 72 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:06:21,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-19 08:06:21,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-19 08:06:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 49 states have internal predecessors, (58), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-19 08:06:21,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 73 transitions. [2023-11-19 08:06:21,200 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 73 transitions. Word has length 37 [2023-11-19 08:06:21,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:21,202 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 73 transitions. [2023-11-19 08:06:21,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 08:06:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2023-11-19 08:06:21,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 08:06:21,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:21,207 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:21,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 08:06:21,208 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:06:21,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:21,209 INFO L85 PathProgramCache]: Analyzing trace with hash -2006243142, now seen corresponding path program 1 times [2023-11-19 08:06:21,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:21,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041740861] [2023-11-19 08:06:21,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:21,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:06:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:21,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-19 08:06:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 08:06:21,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:21,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041740861] [2023-11-19 08:06:21,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041740861] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:21,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:21,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 08:06:21,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165887021] [2023-11-19 08:06:21,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:21,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:06:21,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:21,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:06:21,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:06:21,583 INFO L87 Difference]: Start difference. First operand 59 states and 73 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 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) [2023-11-19 08:06:21,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:06:21,722 INFO L93 Difference]: Finished difference Result 106 states and 136 transitions. [2023-11-19 08:06:21,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 08:06:21,724 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 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 38 [2023-11-19 08:06:21,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:06:21,726 INFO L225 Difference]: With dead ends: 106 [2023-11-19 08:06:21,727 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 08:06:21,728 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 08:06:21,734 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 38 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 08:06:21,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 224 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 08:06:21,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 08:06:21,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 08:06:21,740 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) [2023-11-19 08:06:21,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 08:06:21,740 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2023-11-19 08:06:21,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:06:21,741 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 08:06:21,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 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) [2023-11-19 08:06:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 08:06:21,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 08:06:21,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:06:21,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 08:06:21,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 08:06:21,862 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 82 93) the Hoare annotation is: true [2023-11-19 08:06:21,862 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 82 93) no Hoare annotation was computed. [2023-11-19 08:06:21,862 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 82 93) no Hoare annotation was computed. [2023-11-19 08:06:21,862 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 762 788) no Hoare annotation was computed. [2023-11-19 08:06:21,863 INFO L899 garLoopResultBuilder]: For program point processEnvironment_returnLabel#1(lines 789 795) no Hoare annotation was computed. [2023-11-19 08:06:21,863 INFO L902 garLoopResultBuilder]: At program point L672(line 672) the Hoare annotation is: true [2023-11-19 08:06:21,863 INFO L899 garLoopResultBuilder]: For program point L672-1(line 672) no Hoare annotation was computed. [2023-11-19 08:06:21,863 INFO L899 garLoopResultBuilder]: For program point getWaterLevel_returnLabel#1(lines 126 134) no Hoare annotation was computed. [2023-11-19 08:06:21,863 INFO L899 garLoopResultBuilder]: For program point L776-1(lines 776 782) no Hoare annotation was computed. [2023-11-19 08:06:21,864 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 66) no Hoare annotation was computed. [2023-11-19 08:06:21,864 INFO L899 garLoopResultBuilder]: For program point L62-2(lines 58 69) no Hoare annotation was computed. [2023-11-19 08:06:21,864 INFO L902 garLoopResultBuilder]: At program point L657(line 657) the Hoare annotation is: true [2023-11-19 08:06:21,864 INFO L899 garLoopResultBuilder]: For program point L657-1(line 657) no Hoare annotation was computed. [2023-11-19 08:06:21,865 INFO L899 garLoopResultBuilder]: For program point __automaton_fail_returnLabel#1(lines 869 876) no Hoare annotation was computed. [2023-11-19 08:06:21,865 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 762 788) the Hoare annotation is: true [2023-11-19 08:06:21,865 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 684) no Hoare annotation was computed. [2023-11-19 08:06:21,865 INFO L899 garLoopResultBuilder]: For program point L769(lines 769 775) no Hoare annotation was computed. [2023-11-19 08:06:21,865 INFO L899 garLoopResultBuilder]: For program point L769-2(lines 765 787) no Hoare annotation was computed. [2023-11-19 08:06:21,866 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 687) no Hoare annotation was computed. [2023-11-19 08:06:21,866 INFO L899 garLoopResultBuilder]: For program point L670-1(lines 662 690) no Hoare annotation was computed. [2023-11-19 08:06:21,866 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 652 661) no Hoare annotation was computed. [2023-11-19 08:06:21,866 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 762 788) no Hoare annotation was computed. [2023-11-19 08:06:21,867 INFO L899 garLoopResultBuilder]: For program point L873(line 873) no Hoare annotation was computed. [2023-11-19 08:06:21,867 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2023-11-19 08:06:21,867 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 681) no Hoare annotation was computed. [2023-11-19 08:06:21,867 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 138 167) no Hoare annotation was computed. [2023-11-19 08:06:21,867 INFO L899 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2023-11-19 08:06:21,868 INFO L899 garLoopResultBuilder]: For program point L152(lines 152 156) no Hoare annotation was computed. [2023-11-19 08:06:21,868 INFO L902 garLoopResultBuilder]: At program point L152-1(lines 152 156) the Hoare annotation is: true [2023-11-19 08:06:21,868 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-11-19 08:06:21,868 INFO L902 garLoopResultBuilder]: At program point L148-2(lines 148 162) the Hoare annotation is: true [2023-11-19 08:06:21,868 INFO L902 garLoopResultBuilder]: At program point L144(line 144) the Hoare annotation is: true [2023-11-19 08:06:21,869 INFO L899 garLoopResultBuilder]: For program point L144-1(line 144) no Hoare annotation was computed. [2023-11-19 08:06:21,869 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 138 167) the Hoare annotation is: true [2023-11-19 08:06:21,869 INFO L899 garLoopResultBuilder]: For program point L163(lines 138 167) no Hoare annotation was computed. [2023-11-19 08:06:21,869 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2023-11-19 08:06:21,870 INFO L899 garLoopResultBuilder]: For program point runTest_returnLabel#1(lines 202 212) no Hoare annotation was computed. [2023-11-19 08:06:21,870 INFO L899 garLoopResultBuilder]: For program point select_features_returnLabel#1(lines 251 257) no Hoare annotation was computed. [2023-11-19 08:06:21,870 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 216 238) no Hoare annotation was computed. [2023-11-19 08:06:21,870 INFO L899 garLoopResultBuilder]: For program point L226(lines 226 233) no Hoare annotation was computed. [2023-11-19 08:06:21,870 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 742) no Hoare annotation was computed. [2023-11-19 08:06:21,871 INFO L895 garLoopResultBuilder]: At program point L738-2(lines 732 743) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-19 08:06:21,871 INFO L899 garLoopResultBuilder]: For program point L226-2(lines 226 233) no Hoare annotation was computed. [2023-11-19 08:06:21,871 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 08:06:21,871 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 08:06:21,872 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 728) no Hoare annotation was computed. [2023-11-19 08:06:21,872 INFO L899 garLoopResultBuilder]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2023-11-19 08:06:21,872 INFO L899 garLoopResultBuilder]: For program point L751(lines 692 755) no Hoare annotation was computed. [2023-11-19 08:06:21,872 INFO L895 garLoopResultBuilder]: At program point L714(line 714) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-19 08:06:21,873 INFO L899 garLoopResultBuilder]: For program point setup_returnLabel#1(lines 193 199) no Hoare annotation was computed. [2023-11-19 08:06:21,873 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 08:06:21,873 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 644 651) no Hoare annotation was computed. [2023-11-19 08:06:21,873 INFO L895 garLoopResultBuilder]: At program point L748(lines 701 749) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-19 08:06:21,873 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 08:06:21,874 INFO L899 garLoopResultBuilder]: For program point select_helpers_returnLabel#1(lines 258 264) no Hoare annotation was computed. [2023-11-19 08:06:21,874 INFO L899 garLoopResultBuilder]: For program point L703(lines 702 747) no Hoare annotation was computed. [2023-11-19 08:06:21,874 INFO L899 garLoopResultBuilder]: For program point L732(lines 732 743) no Hoare annotation was computed. [2023-11-19 08:06:21,874 INFO L895 garLoopResultBuilder]: At program point L724(line 724) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-19 08:06:21,875 INFO L899 garLoopResultBuilder]: For program point valid_product_returnLabel#1(lines 265 273) no Hoare annotation was computed. [2023-11-19 08:06:21,875 INFO L895 garLoopResultBuilder]: At program point L745(lines 702 747) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-19 08:06:21,875 INFO L899 garLoopResultBuilder]: For program point L712(lines 712 718) no Hoare annotation was computed. [2023-11-19 08:06:21,875 INFO L899 garLoopResultBuilder]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2023-11-19 08:06:21,875 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 70 81) no Hoare annotation was computed. [2023-11-19 08:06:21,876 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 70 81) the Hoare annotation is: true [2023-11-19 08:06:21,876 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 70 81) no Hoare annotation was computed. [2023-11-19 08:06:21,876 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 823 831) no Hoare annotation was computed. [2023-11-19 08:06:21,876 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 823 831) no Hoare annotation was computed. [2023-11-19 08:06:21,877 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 823 831) the Hoare annotation is: true [2023-11-19 08:06:21,880 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 08:06:21,882 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:06:21,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:06:21 BoogieIcfgContainer [2023-11-19 08:06:21,909 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:06:21,910 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:21,910 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:21,910 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:21,911 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:20" (3/4) ... [2023-11-19 08:06:21,916 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 08:06:21,921 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 08:06:21,922 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 08:06:21,922 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 08:06:21,922 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 08:06:21,923 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2023-11-19 08:06:21,934 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-19 08:06:21,934 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 08:06:21,935 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 08:06:21,936 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 08:06:21,936 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 08:06:22,072 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 08:06:22,076 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 08:06:22,077 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:22,081 INFO L158 Benchmark]: Toolchain (without parser) took 2931.04ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 89.6MB in the beginning and 131.6MB in the end (delta: -42.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,082 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:22,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.63ms. Allocated memory is still 136.3MB. Free memory was 89.1MB in the beginning and 70.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.02ms. Allocated memory is still 136.3MB. Free memory was 70.7MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,083 INFO L158 Benchmark]: Boogie Preprocessor took 31.84ms. Allocated memory is still 136.3MB. Free memory was 68.7MB in the beginning and 67.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,085 INFO L158 Benchmark]: RCFGBuilder took 634.61ms. Allocated memory is still 136.3MB. Free memory was 67.1MB in the beginning and 53.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,086 INFO L158 Benchmark]: TraceAbstraction took 1522.06ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 105.6MB in the beginning and 69.0MB in the end (delta: 36.5MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,086 INFO L158 Benchmark]: Witness Printer took 169.89ms. Allocated memory is still 163.6MB. Free memory was 69.0MB in the beginning and 131.6MB in the end (delta: -62.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-11-19 08:06:22,091 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.63ms. Allocated memory is still 136.3MB. Free memory was 89.1MB in the beginning and 70.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.02ms. Allocated memory is still 136.3MB. Free memory was 70.7MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.84ms. Allocated memory is still 136.3MB. Free memory was 68.7MB in the beginning and 67.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 634.61ms. Allocated memory is still 136.3MB. Free memory was 67.1MB in the beginning and 53.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1522.06ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 105.6MB in the beginning and 69.0MB in the end (delta: 36.5MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * Witness Printer took 169.89ms. Allocated memory is still 163.6MB. Free memory was 69.0MB in the beginning and 131.6MB in the end (delta: -62.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] - GenericResultAtLocation [Line: 135]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [135] - GenericResultAtLocation [Line: 239]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [239] - GenericResultAtLocation [Line: 274]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [274] - GenericResultAtLocation [Line: 640]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [640] - GenericResultAtLocation [Line: 691]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [691] - GenericResultAtLocation [Line: 756]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [756] - GenericResultAtLocation [Line: 868]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [868] * 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: 873]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 90 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 89 mSDsluCounter, 379 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 162 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 217 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 73 PreInvPairs, 83 NumberOfFragments, 45 HoareAnnotationTreeSize, 73 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 150 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 210 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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: 148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) RESULT: Ultimate proved your program to be correct! [2023-11-19 08:06:22,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a1a9df-452f-4875-9927-cfe767a9eef6/bin/uautomizer-verify-uCwYo4JHxu/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