./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC --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 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:33:26,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:33:26,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:33:26,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:33:26,905 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:33:26,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:33:26,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:33:26,944 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:33:26,944 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:33:26,945 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:33:26,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:33:26,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:33:26,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:33:26,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:33:26,946 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:33:26,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:33:26,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:33:26,947 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:33:26,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:33:26,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:33:26,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:33:26,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:33:26,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:33:26,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:33:26,948 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:33:26,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:33:26,948 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:33:26,948 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:33:26,949 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:33:26,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:33:26,949 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:33:26,949 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:33:26,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:33:26,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:33:26,950 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:33:26,950 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:33:26,950 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:33:26,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:33:26,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:33:26,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:33:26,952 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:33:26,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:33:26,952 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_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC 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 -> 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 [2024-11-23 23:33:27,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:33:27,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:33:27,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:33:27,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:33:27,301 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:33:27,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2024-11-23 23:33:30,976 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/data/ee225f508/9ae6e5e7836249faaa8dbc6bab5e49d9/FLAG74ee36789 [2024-11-23 23:33:31,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:33:31,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2024-11-23 23:33:31,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/data/ee225f508/9ae6e5e7836249faaa8dbc6bab5e49d9/FLAG74ee36789 [2024-11-23 23:33:31,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/data/ee225f508/9ae6e5e7836249faaa8dbc6bab5e49d9 [2024-11-23 23:33:31,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:33:31,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:33:31,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:33:31,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:33:31,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:33:31,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:33:31" (1/1) ... [2024-11-23 23:33:31,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672030ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:31, skipping insertion in model container [2024-11-23 23:33:31,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:33:31" (1/1) ... [2024-11-23 23:33:31,557 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:33:32,028 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_9613f716-9699-4227-8ff2-c7d31866b984/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2024-11-23 23:33:32,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:33:32,062 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:33:32,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2024-11-23 23:33:32,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [262] [2024-11-23 23:33:32,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [334] [2024-11-23 23:33:32,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [700] [2024-11-23 23:33:32,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [738] [2024-11-23 23:33:32,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [836] [2024-11-23 23:33:32,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [876] [2024-11-23 23:33:32,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [885] [2024-11-23 23:33:32,211 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_9613f716-9699-4227-8ff2-c7d31866b984/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2024-11-23 23:33:32,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:33:32,271 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:33:32,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32 WrapperNode [2024-11-23 23:33:32,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:33:32,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:33:32,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:33:32,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:33:32,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,350 INFO L138 Inliner]: procedures = 56, calls = 101, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 193 [2024-11-23 23:33:32,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:33:32,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:33:32,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:33:32,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:33:32,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,369 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,394 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]. [2024-11-23 23:33:32,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,399 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:33:32,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:33:32,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:33:32,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:33:32,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (1/1) ... [2024-11-23 23:33:32,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:33:32,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:33:32,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:33:32,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:33:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:33:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-23 23:33:32,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-23 23:33:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-23 23:33:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-23 23:33:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-11-23 23:33:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-11-23 23:33:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-23 23:33:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-23 23:33:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-23 23:33:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-23 23:33:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2024-11-23 23:33:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2024-11-23 23:33:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-23 23:33:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-23 23:33:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:33:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-23 23:33:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-23 23:33:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:33:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:33:32,607 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:33:32,610 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:33:32,983 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-23 23:33:32,984 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:33:32,998 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:33:32,999 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-23 23:33:32,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:33:32 BoogieIcfgContainer [2024-11-23 23:33:32,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:33:33,003 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:33:33,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:33:33,010 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:33:33,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:33:31" (1/3) ... [2024-11-23 23:33:33,011 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275331c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:33:33, skipping insertion in model container [2024-11-23 23:33:33,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:33:32" (2/3) ... [2024-11-23 23:33:33,011 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275331c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:33:33, skipping insertion in model container [2024-11-23 23:33:33,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:33:32" (3/3) ... [2024-11-23 23:33:33,013 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2024-11-23 23:33:33,034 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:33:33,036 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec2_product24.cil.c that has 9 procedures, 92 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-23 23:33:33,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:33:33,148 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;@1613e98b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:33:33,148 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:33:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 76 states have internal predecessors, (93), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-23 23:33:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-23 23:33:33,165 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:33:33,165 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] [2024-11-23 23:33:33,166 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:33:33,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:33:33,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1360368380, now seen corresponding path program 1 times [2024-11-23 23:33:33,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:33:33,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591130366] [2024-11-23 23:33:33,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:33:33,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:33:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:33:33,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:33:33,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:33:33,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591130366] [2024-11-23 23:33:33,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591130366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:33:33,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:33:33,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 23:33:33,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541921434] [2024-11-23 23:33:33,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:33:33,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:33:33,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:33:33,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:33:33,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:33:33,468 INFO L87 Difference]: Start difference. First operand has 92 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 76 states have internal predecessors, (93), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 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) [2024-11-23 23:33:33,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:33:33,504 INFO L93 Difference]: Finished difference Result 175 states and 240 transitions. [2024-11-23 23:33:33,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:33:33,506 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 [2024-11-23 23:33:33,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:33:33,515 INFO L225 Difference]: With dead ends: 175 [2024-11-23 23:33:33,515 INFO L226 Difference]: Without dead ends: 83 [2024-11-23 23:33:33,519 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 [2024-11-23 23:33:33,523 INFO L435 NwaCegarLoop]: 117 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, 117 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 [2024-11-23 23:33:33,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:33:33,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-23 23:33:33,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-23 23:33:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 68 states have internal predecessors, (79), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-23 23:33:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 108 transitions. [2024-11-23 23:33:33,576 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 108 transitions. Word has length 25 [2024-11-23 23:33:33,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:33:33,577 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 108 transitions. [2024-11-23 23:33:33,577 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) [2024-11-23 23:33:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 108 transitions. [2024-11-23 23:33:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-23 23:33:33,580 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:33:33,580 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] [2024-11-23 23:33:33,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 23:33:33,581 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:33:33,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:33:33,582 INFO L85 PathProgramCache]: Analyzing trace with hash 890291970, now seen corresponding path program 1 times [2024-11-23 23:33:33,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:33:33,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951832821] [2024-11-23 23:33:33,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:33:33,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:33:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:33:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:33:33,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:33:33,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951832821] [2024-11-23 23:33:33,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951832821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:33:33,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:33:33,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:33:33,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82837026] [2024-11-23 23:33:33,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:33:33,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:33:33,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:33:33,731 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:33:33,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:33:33,731 INFO L87 Difference]: Start difference. First operand 83 states and 108 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) [2024-11-23 23:33:33,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:33:33,769 INFO L93 Difference]: Finished difference Result 128 states and 166 transitions. [2024-11-23 23:33:33,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:33:33,774 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 [2024-11-23 23:33:33,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:33:33,777 INFO L225 Difference]: With dead ends: 128 [2024-11-23 23:33:33,778 INFO L226 Difference]: Without dead ends: 75 [2024-11-23 23:33:33,778 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 [2024-11-23 23:33:33,781 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 17 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 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 [2024-11-23 23:33:33,782 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 171 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:33:33,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-23 23:33:33,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-23 23:33:33,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 23:33:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 97 transitions. [2024-11-23 23:33:33,811 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 97 transitions. Word has length 25 [2024-11-23 23:33:33,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:33:33,812 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 97 transitions. [2024-11-23 23:33:33,812 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) [2024-11-23 23:33:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2024-11-23 23:33:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-23 23:33:33,817 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:33:33,817 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] [2024-11-23 23:33:33,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:33:33,817 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:33:33,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:33:33,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1804780286, now seen corresponding path program 1 times [2024-11-23 23:33:33,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:33:33,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916590829] [2024-11-23 23:33:33,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:33:33,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:33:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:33:34,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:33:34,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:33:34,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916590829] [2024-11-23 23:33:34,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916590829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:33:34,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:33:34,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:33:34,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820912267] [2024-11-23 23:33:34,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:33:34,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:33:34,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:33:34,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:33:34,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:33:34,113 INFO L87 Difference]: Start difference. First operand 75 states and 97 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-23 23:33:34,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:33:34,502 INFO L93 Difference]: Finished difference Result 249 states and 330 transitions. [2024-11-23 23:33:34,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 23:33:34,503 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2024-11-23 23:33:34,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:33:34,506 INFO L225 Difference]: With dead ends: 249 [2024-11-23 23:33:34,506 INFO L226 Difference]: Without dead ends: 182 [2024-11-23 23:33:34,508 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:33:34,509 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 217 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 23:33:34,509 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 381 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 23:33:34,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-23 23:33:34,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 176. [2024-11-23 23:33:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 127 states have (on average 1.3700787401574803) internal successors, (174), 145 states have internal predecessors, (174), 29 states have call successors, (29), 19 states have call predecessors, (29), 19 states have return successors, (30), 19 states have call predecessors, (30), 29 states have call successors, (30) [2024-11-23 23:33:34,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 233 transitions. [2024-11-23 23:33:34,546 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 233 transitions. Word has length 30 [2024-11-23 23:33:34,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:33:34,546 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 233 transitions. [2024-11-23 23:33:34,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-23 23:33:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 233 transitions. [2024-11-23 23:33:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-23 23:33:34,548 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:33:34,548 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] [2024-11-23 23:33:34,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:33:34,549 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:33:34,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:33:34,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1778848424, now seen corresponding path program 1 times [2024-11-23 23:33:34,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:33:34,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177495226] [2024-11-23 23:33:34,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:33:34,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:33:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:33:34,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:33:34,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:33:34,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177495226] [2024-11-23 23:33:34,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177495226] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:33:34,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:33:34,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:33:34,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727203386] [2024-11-23 23:33:34,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:33:34,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:33:34,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:33:34,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:33:34,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:33:34,772 INFO L87 Difference]: Start difference. First operand 176 states and 233 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 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) [2024-11-23 23:33:34,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:33:34,855 INFO L93 Difference]: Finished difference Result 295 states and 394 transitions. [2024-11-23 23:33:34,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:33:34,856 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 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 33 [2024-11-23 23:33:34,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:33:34,857 INFO L225 Difference]: With dead ends: 295 [2024-11-23 23:33:34,857 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:33:34,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:33:34,866 INFO L435 NwaCegarLoop]: 54 mSDtfsCounter, 36 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:33:34,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 160 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:33:34,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:33:34,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:33:34,868 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) [2024-11-23 23:33:34,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:33:34,868 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2024-11-23 23:33:34,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:33:34,868 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:33:34,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 1 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) [2024-11-23 23:33:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:33:34,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:33:34,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:33:34,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:33:34,881 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 23:33:34,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:33:35,664 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:33:35,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:33:35 BoogieIcfgContainer [2024-11-23 23:33:35,687 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:33:35,689 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:33:35,689 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:33:35,689 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:33:35,690 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:33:32" (3/4) ... [2024-11-23 23:33:35,696 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:33:35,702 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-23 23:33:35,703 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2024-11-23 23:33:35,703 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-23 23:33:35,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-23 23:33:35,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2024-11-23 23:33:35,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-23 23:33:35,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-23 23:33:35,704 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2024-11-23 23:33:35,718 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-23 23:33:35,718 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-23 23:33:35,719 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 23:33:35,719 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:33:35,720 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:33:35,887 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:33:35,888 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:33:35,888 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:33:35,891 INFO L158 Benchmark]: Toolchain (without parser) took 4402.38ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 113.8MB in the end (delta: 1.5MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2024-11-23 23:33:35,891 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:33:35,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.13ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 96.4MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:33:35,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.31ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.6MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:33:35,893 INFO L158 Benchmark]: Boogie Preprocessor took 60.70ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:33:35,894 INFO L158 Benchmark]: RCFGBuilder took 587.28ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 76.4MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:33:35,894 INFO L158 Benchmark]: TraceAbstraction took 2685.15ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 44.3MB in the end (delta: 31.5MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-11-23 23:33:35,894 INFO L158 Benchmark]: Witness Printer took 199.52ms. Allocated memory is still 142.6MB. Free memory was 44.3MB in the beginning and 113.8MB in the end (delta: -69.5MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2024-11-23 23:33:35,899 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.13ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 96.4MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.31ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.6MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.70ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 587.28ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 76.4MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2685.15ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 44.3MB in the end (delta: 31.5MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Witness Printer took 199.52ms. Allocated memory is still 142.6MB. Free memory was 44.3MB in the beginning and 113.8MB in the end (delta: -69.5MB). Peak memory consumption was 8.9MB. 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: 262]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [262] - GenericResultAtLocation [Line: 334]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [334] - GenericResultAtLocation [Line: 700]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [700] - GenericResultAtLocation [Line: 738]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [738] - GenericResultAtLocation [Line: 836]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [836] - GenericResultAtLocation [Line: 876]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [876] - GenericResultAtLocation [Line: 885]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [885] * 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: 881]: 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 9 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 274 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 270 mSDsluCounter, 829 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 451 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 120 IncrementalHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 378 mSDtfsCounter, 120 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 214 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: 276]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-23 23:33:35,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9613f716-9699-4227-8ff2-c7d31866b984/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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