./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB --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 a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:55:18,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:55:18,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:55:18,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:55:18,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:55:18,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:55:18,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:55:18,135 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:55:18,135 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:55:18,135 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:55:18,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:55:18,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:55:18,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:55:18,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:55:18,136 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:55:18,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:55:18,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:55:18,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:55:18,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:55:18,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:55:18,139 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:55:18,140 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:55:18,140 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:55:18,140 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:55:18,140 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:55:18,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:55:18,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:55:18,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:55:18,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:55:18,142 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:55:18,142 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:55:18,142 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:55:18,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:55:18,142 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB 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 -> a52f3030559d2895f2e87e8df462d73474ae0a795c3864102f9df18ea4363ab3 [2024-11-28 02:55:18,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:55:18,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:55:18,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:55:18,463 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:55:18,464 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:55:18,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2024-11-28 02:55:21,664 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/data/7b38bc3ef/b89f3780a97d4a129da952b4c892dc9a/FLAGf0e695576 [2024-11-28 02:55:22,089 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:55:22,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c [2024-11-28 02:55:22,117 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/data/7b38bc3ef/b89f3780a97d4a129da952b4c892dc9a/FLAGf0e695576 [2024-11-28 02:55:22,144 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/data/7b38bc3ef/b89f3780a97d4a129da952b4c892dc9a [2024-11-28 02:55:22,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:55:22,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:55:22,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:55:22,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:55:22,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:55:22,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700bdd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22, skipping insertion in model container [2024-11-28 02:55:22,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:55:22,421 WARN L250 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_32aa528a-2787-465e-8c25-a5692c73756a/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2024-11-28 02:55:22,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:55:22,511 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:55:22,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2024-11-28 02:55:22,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [254] [2024-11-28 02:55:22,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [322] [2024-11-28 02:55:22,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [331] [2024-11-28 02:55:22,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [432] [2024-11-28 02:55:22,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [471] [2024-11-28 02:55:22,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [506] [2024-11-28 02:55:22,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [596] [2024-11-28 02:55:22,536 WARN L250 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_32aa528a-2787-465e-8c25-a5692c73756a/sv-benchmarks/c/product-lines/minepump_spec2_product29.cil.c[5259,5272] [2024-11-28 02:55:22,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:55:22,630 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:55:22,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22 WrapperNode [2024-11-28 02:55:22,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:55:22,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:55:22,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:55:22,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:55:22,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,703 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 176 [2024-11-28 02:55:22,703 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:55:22,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:55:22,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:55:22,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:55:22,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,719 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,745 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:55:22,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,750 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:55:22,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:55:22,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:55:22,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:55:22,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (1/1) ... [2024-11-28 02:55:22,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:55:22,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:55:22,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:55:22,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:55:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:55:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-28 02:55:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-28 02:55:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-28 02:55:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-28 02:55:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-11-28 02:55:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-11-28 02:55:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-28 02:55:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-28 02:55:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-28 02:55:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-28 02:55:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2024-11-28 02:55:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2024-11-28 02:55:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-11-28 02:55:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-11-28 02:55:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-28 02:55:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-28 02:55:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:55:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-28 02:55:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-28 02:55:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:55:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:55:22,934 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:55:22,936 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:55:23,203 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-28 02:55:23,203 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:55:23,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:55:23,215 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 02:55:23,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:55:23 BoogieIcfgContainer [2024-11-28 02:55:23,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:55:23,218 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:55:23,218 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:55:23,223 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:55:23,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:55:22" (1/3) ... [2024-11-28 02:55:23,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74941f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:55:23, skipping insertion in model container [2024-11-28 02:55:23,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:55:22" (2/3) ... [2024-11-28 02:55:23,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74941f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:55:23, skipping insertion in model container [2024-11-28 02:55:23,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:55:23" (3/3) ... [2024-11-28 02:55:23,226 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2024-11-28 02:55:23,242 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:55:23,243 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec2_product29.cil.c that has 10 procedures, 91 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-28 02:55:23,314 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:55:23,329 INFO L333 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, 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;@6ab6bcae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:55:23,330 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:55:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 73 states have internal predecessors, (90), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 02:55:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-28 02:55:23,345 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:23,346 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:23,346 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:23,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:23,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1024404336, now seen corresponding path program 1 times [2024-11-28 02:55:23,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:23,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010451802] [2024-11-28 02:55:23,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:23,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:23,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:55:23,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:23,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010451802] [2024-11-28 02:55:23,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010451802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:23,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:23,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:55:23,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731298919] [2024-11-28 02:55:23,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:23,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:55:23,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:23,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:55:23,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:55:23,601 INFO L87 Difference]: Start difference. First operand has 91 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 73 states have internal predecessors, (90), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 02:55:23,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:23,630 INFO L93 Difference]: Finished difference Result 173 states and 234 transitions. [2024-11-28 02:55:23,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:55:23,632 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-28 02:55:23,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:23,640 INFO L225 Difference]: With dead ends: 173 [2024-11-28 02:55:23,641 INFO L226 Difference]: Without dead ends: 82 [2024-11-28 02:55:23,644 INFO L434 NwaCegarLoop]: 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 [2024-11-28 02:55:23,647 INFO L435 NwaCegarLoop]: 114 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, 114 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 [2024-11-28 02:55:23,648 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:55:23,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-28 02:55:23,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-28 02:55:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 65 states have internal predecessors, (76), 15 states have call successors, (15), 9 states have call predecessors, (15), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-28 02:55:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 105 transitions. [2024-11-28 02:55:23,689 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 105 transitions. Word has length 25 [2024-11-28 02:55:23,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:23,690 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 105 transitions. [2024-11-28 02:55:23,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 02:55:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2024-11-28 02:55:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-28 02:55:23,692 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:23,692 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:23,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:55:23,693 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:23,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:23,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1494480746, now seen corresponding path program 1 times [2024-11-28 02:55:23,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:23,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485934242] [2024-11-28 02:55:23,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:23,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:23,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:55:23,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:23,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485934242] [2024-11-28 02:55:23,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485934242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:23,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:23,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:55:23,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838446473] [2024-11-28 02:55:23,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:23,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:55:23,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:23,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:55:23,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:55:23,836 INFO L87 Difference]: Start difference. First operand 82 states and 105 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 02:55:23,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:23,869 INFO L93 Difference]: Finished difference Result 131 states and 167 transitions. [2024-11-28 02:55:23,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:55:23,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-28 02:55:23,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:23,871 INFO L225 Difference]: With dead ends: 131 [2024-11-28 02:55:23,872 INFO L226 Difference]: Without dead ends: 74 [2024-11-28 02:55:23,873 INFO L434 NwaCegarLoop]: 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 [2024-11-28 02:55:23,875 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 12 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 171 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 [2024-11-28 02:55:23,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 171 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:55:23,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-28 02:55:23,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-28 02:55:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 53 states have (on average 1.320754716981132) internal successors, (70), 60 states have internal predecessors, (70), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-28 02:55:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 94 transitions. [2024-11-28 02:55:23,897 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 94 transitions. Word has length 25 [2024-11-28 02:55:23,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:23,898 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 94 transitions. [2024-11-28 02:55:23,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 02:55:23,898 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2024-11-28 02:55:23,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-28 02:55:23,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:23,900 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:23,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:55:23,900 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:23,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:23,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2097686102, now seen corresponding path program 1 times [2024-11-28 02:55:23,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:23,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205925891] [2024-11-28 02:55:23,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:23,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:55:24,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:24,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205925891] [2024-11-28 02:55:24,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205925891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:24,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:24,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:55:24,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507508527] [2024-11-28 02:55:24,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:24,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:55:24,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:24,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:55:24,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:55:24,080 INFO L87 Difference]: Start difference. First operand 74 states and 94 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 02:55:24,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:24,102 INFO L93 Difference]: Finished difference Result 140 states and 181 transitions. [2024-11-28 02:55:24,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:55:24,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2024-11-28 02:55:24,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:24,104 INFO L225 Difference]: With dead ends: 140 [2024-11-28 02:55:24,104 INFO L226 Difference]: Without dead ends: 74 [2024-11-28 02:55:24,105 INFO L434 NwaCegarLoop]: 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 [2024-11-28 02:55:24,106 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 76 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 92 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 [2024-11-28 02:55:24,106 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 92 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:55:24,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-28 02:55:24,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-28 02:55:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 53 states have (on average 1.3018867924528301) internal successors, (69), 60 states have internal predecessors, (69), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-28 02:55:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 93 transitions. [2024-11-28 02:55:24,117 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 93 transitions. Word has length 29 [2024-11-28 02:55:24,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:24,117 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 93 transitions. [2024-11-28 02:55:24,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 02:55:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2024-11-28 02:55:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-28 02:55:24,119 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:24,119 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:24,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:55:24,119 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:24,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:24,120 INFO L85 PathProgramCache]: Analyzing trace with hash 30015523, now seen corresponding path program 1 times [2024-11-28 02:55:24,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:24,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447648351] [2024-11-28 02:55:24,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:55:24,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:24,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447648351] [2024-11-28 02:55:24,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447648351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:24,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:24,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:55:24,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693268176] [2024-11-28 02:55:24,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:24,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:55:24,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:24,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:55:24,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:55:24,385 INFO L87 Difference]: Start difference. First operand 74 states and 93 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-28 02:55:24,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:24,605 INFO L93 Difference]: Finished difference Result 115 states and 147 transitions. [2024-11-28 02:55:24,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:55:24,610 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2024-11-28 02:55:24,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:24,610 INFO L225 Difference]: With dead ends: 115 [2024-11-28 02:55:24,610 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:55:24,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:55:24,612 INFO L435 NwaCegarLoop]: 35 mSDtfsCounter, 46 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:55:24,612 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 122 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:55:24,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:55:24,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:55:24,613 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) [2024-11-28 02:55:24,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:55:24,618 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2024-11-28 02:55:24,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:24,618 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:55:24,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-28 02:55:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:55:24,619 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:55:24,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:55:24,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:55:24,627 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 02:55:24,629 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 02:55:25,029 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:55:25,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:55:25 BoogieIcfgContainer [2024-11-28 02:55:25,053 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:55:25,054 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:55:25,055 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:55:25,055 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:55:25,056 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:55:23" (3/4) ... [2024-11-28 02:55:25,059 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-28 02:55:25,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-28 02:55:25,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2024-11-28 02:55:25,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2024-11-28 02:55:25,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-28 02:55:25,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-28 02:55:25,071 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 02:55:25,071 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:55:25,071 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:55:25,174 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:55:25,174 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:55:25,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:55:25,177 INFO L158 Benchmark]: Toolchain (without parser) took 3027.36ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 46.1MB in the end (delta: 59.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-11-28 02:55:25,177 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:55:25,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.47ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 86.8MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:55:25,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.27ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 85.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:55:25,179 INFO L158 Benchmark]: Boogie Preprocessor took 54.69ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 83.2MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:55:25,180 INFO L158 Benchmark]: RCFGBuilder took 456.88ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 66.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:55:25,180 INFO L158 Benchmark]: TraceAbstraction took 1835.77ms. Allocated memory is still 142.6MB. Free memory was 66.1MB in the beginning and 52.3MB in the end (delta: 13.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-28 02:55:25,180 INFO L158 Benchmark]: Witness Printer took 120.14ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 46.1MB in the end (delta: 6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:55:25,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.47ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 86.8MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.27ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 85.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.69ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 83.2MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 456.88ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 66.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1835.77ms. Allocated memory is still 142.6MB. Free memory was 66.1MB in the beginning and 52.3MB in the end (delta: 13.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Witness Printer took 120.14ms. Allocated memory is still 142.6MB. Free memory was 52.3MB in the beginning and 46.1MB in the end (delta: 6.2MB). There was no memory consumed. 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 254]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [254] - GenericResultAtLocation [Line: 322]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [322] - GenericResultAtLocation [Line: 331]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [331] - GenericResultAtLocation [Line: 432]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [432] - GenericResultAtLocation [Line: 471]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [471] - GenericResultAtLocation [Line: 506]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [506] - GenericResultAtLocation [Line: 596]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [596] * 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: 327]: 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 10 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 139 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 134 mSDsluCounter, 499 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 165 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 334 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=91occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 212 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (splverifierCounter == 0)) RESULT: Ultimate proved your program to be correct! [2024-11-28 02:55:25,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32aa528a-2787-465e-8c25-a5692c73756a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE