./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9808c311cb77db500c7a82ff25628e80c7518c8fd36dd31cb0dd04b17c42877b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:30:23,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:30:23,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:30:23,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:30:23,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:30:23,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:30:23,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:30:23,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:30:23,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:30:23,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:30:23,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:30:23,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:30:23,902 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:30:23,905 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:30:23,906 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:30:23,906 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:30:23,907 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:30:23,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:30:23,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:30:23,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:30:23,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:30:23,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:30:23,913 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:30:23,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:30:23,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:30:23,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:30:23,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:30:23,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:30:23,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:30:23,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:30:23,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:30:23,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:30:23,920 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:30:23,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:30:23,921 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:30:23,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:30:23,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:30:23,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:30:23,922 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:30:23,923 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9808c311cb77db500c7a82ff25628e80c7518c8fd36dd31cb0dd04b17c42877b [2023-11-06 22:30:24,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:30:24,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:30:24,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:30:24,272 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:30:24,273 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:30:24,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/minepump_spec5_product30.cil.c [2023-11-06 22:30:28,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:30:28,685 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:30:28,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/sv-benchmarks/c/product-lines/minepump_spec5_product30.cil.c [2023-11-06 22:30:28,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/data/65f2b153e/ff16d16c82c140d28c668b122b0c872f/FLAG638764a49 [2023-11-06 22:30:28,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/data/65f2b153e/ff16d16c82c140d28c668b122b0c872f [2023-11-06 22:30:28,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:30:28,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:30:28,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:28,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:30:28,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:30:28,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:28" (1/1) ... [2023-11-06 22:30:28,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac14c68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:28, skipping insertion in model container [2023-11-06 22:30:28,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:28" (1/1) ... [2023-11-06 22:30:28,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:30:29,197 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/sv-benchmarks/c/product-lines/minepump_spec5_product30.cil.c[16407,16420] [2023-11-06 22:30:29,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:29,233 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:30:29,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2023-11-06 22:30:29,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [267] [2023-11-06 22:30:29,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [337] [2023-11-06 22:30:29,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [388] [2023-11-06 22:30:29,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [426] [2023-11-06 22:30:29,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [792] [2023-11-06 22:30:29,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [801] [2023-11-06 22:30:29,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [898] [2023-11-06 22:30:29,324 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/sv-benchmarks/c/product-lines/minepump_spec5_product30.cil.c[16407,16420] [2023-11-06 22:30:29,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:29,362 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:30:29,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29 WrapperNode [2023-11-06 22:30:29,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:29,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:29,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:30:29,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:30:29,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,442 INFO L138 Inliner]: procedures = 57, calls = 103, calls flagged for inlining = 23, calls inlined = 19, statements flattened = 198 [2023-11-06 22:30:29,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:29,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:30:29,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:30:29,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:30:29,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:30:29,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:30:29,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:30:29,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:30:29,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (1/1) ... [2023-11-06 22:30:29,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:30:29,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:29,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:29,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:30:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:30:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-06 22:30:29,659 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-06 22:30:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-06 22:30:29,659 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-06 22:30:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-06 22:30:29,660 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-06 22:30:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-06 22:30:29,661 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-06 22:30:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-06 22:30:29,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-06 22:30:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-06 22:30:29,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-06 22:30:29,662 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-06 22:30:29,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-06 22:30:29,663 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-06 22:30:29,663 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-06 22:30:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:30:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-06 22:30:29,664 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-06 22:30:29,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:30:29,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:30:29,781 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:30:29,785 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:30:30,288 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:30:30,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:30:30,307 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:30:30,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:30 BoogieIcfgContainer [2023-11-06 22:30:30,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:30:30,325 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:30:30,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:30:30,331 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:30:30,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:30:28" (1/3) ... [2023-11-06 22:30:30,333 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1dea3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:30:30, skipping insertion in model container [2023-11-06 22:30:30,333 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:29" (2/3) ... [2023-11-06 22:30:30,335 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1dea3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:30:30, skipping insertion in model container [2023-11-06 22:30:30,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:30" (3/3) ... [2023-11-06 22:30:30,338 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product30.cil.c [2023-11-06 22:30:30,364 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:30:30,365 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:30:30,436 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:30:30,445 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2db09a44, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:30:30,446 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:30:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 71 states have (on average 1.352112676056338) internal successors, (96), 79 states have internal predecessors, (96), 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) [2023-11-06 22:30:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 22:30:30,465 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:30,466 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:30,466 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:30,472 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:30,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1877631734, now seen corresponding path program 1 times [2023-11-06 22:30:30,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:30,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886656045] [2023-11-06 22:30:30,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:30,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:30,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 22:30:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:30,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 22:30:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:30,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:30:30,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:30,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886656045] [2023-11-06 22:30:30,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886656045] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:30,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:30,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:30:30,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556575580] [2023-11-06 22:30:30,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:30,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:30:30,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:30,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:30:30,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:30:30,983 INFO L87 Difference]: Start difference. First operand has 97 states, 71 states have (on average 1.352112676056338) internal successors, (96), 79 states have internal predecessors, (96), 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 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:30:31,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:31,057 INFO L93 Difference]: Finished difference Result 185 states and 246 transitions. [2023-11-06 22:30:31,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:30:31,060 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2023-11-06 22:30:31,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:31,076 INFO L225 Difference]: With dead ends: 185 [2023-11-06 22:30:31,076 INFO L226 Difference]: Without dead ends: 88 [2023-11-06 22:30:31,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:30:31,087 INFO L413 NwaCegarLoop]: 120 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, 120 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:31,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:30:31,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-06 22:30:31,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-06 22:30:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 64 states have (on average 1.28125) internal successors, (82), 71 states have internal predecessors, (82), 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) [2023-11-06 22:30:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 111 transitions. [2023-11-06 22:30:31,167 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 111 transitions. Word has length 32 [2023-11-06 22:30:31,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:31,168 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 111 transitions. [2023-11-06 22:30:31,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:30:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-11-06 22:30:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-06 22:30:31,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:31,178 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:31,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:30:31,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:31,183 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:31,184 INFO L85 PathProgramCache]: Analyzing trace with hash 477047265, now seen corresponding path program 1 times [2023-11-06 22:30:31,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:31,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99353434] [2023-11-06 22:30:31,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:31,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:31,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:30:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:31,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:30:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:30:31,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:31,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99353434] [2023-11-06 22:30:31,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99353434] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:31,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:31,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:30:31,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334322752] [2023-11-06 22:30:31,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:31,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:30:31,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:31,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:30:31,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:30:31,415 INFO L87 Difference]: Start difference. First operand 88 states and 111 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:30:31,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:31,441 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2023-11-06 22:30:31,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:30:31,443 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2023-11-06 22:30:31,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:31,445 INFO L225 Difference]: With dead ends: 140 [2023-11-06 22:30:31,446 INFO L226 Difference]: Without dead ends: 79 [2023-11-06 22:30:31,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:30:31,450 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 13 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:31,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 179 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:30:31,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-06 22:30:31,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-06 22:30:31,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 58 states have (on average 1.293103448275862) internal successors, (75), 65 states have internal predecessors, (75), 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) [2023-11-06 22:30:31,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 99 transitions. [2023-11-06 22:30:31,472 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 99 transitions. Word has length 33 [2023-11-06 22:30:31,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:31,473 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 99 transitions. [2023-11-06 22:30:31,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:30:31,474 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2023-11-06 22:30:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-06 22:30:31,479 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:31,480 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:31,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:30:31,482 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:31,483 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:31,486 INFO L85 PathProgramCache]: Analyzing trace with hash 162312492, now seen corresponding path program 1 times [2023-11-06 22:30:31,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:31,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821976377] [2023-11-06 22:30:31,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:31,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:31,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:30:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:31,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-06 22:30:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:31,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:30:31,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:31,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821976377] [2023-11-06 22:30:31,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821976377] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:31,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:31,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:30:31,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824938022] [2023-11-06 22:30:31,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:31,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:30:31,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:31,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:30:31,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:30:31,781 INFO L87 Difference]: Start difference. First operand 79 states and 99 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:30:31,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:31,944 INFO L93 Difference]: Finished difference Result 150 states and 191 transitions. [2023-11-06 22:30:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:30:31,947 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2023-11-06 22:30:31,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:31,950 INFO L225 Difference]: With dead ends: 150 [2023-11-06 22:30:31,954 INFO L226 Difference]: Without dead ends: 79 [2023-11-06 22:30:31,955 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:30:31,959 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 122 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:31,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 242 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:30:31,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-06 22:30:31,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-06 22:30:31,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 58 states have (on average 1.2758620689655173) internal successors, (74), 65 states have internal predecessors, (74), 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) [2023-11-06 22:30:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 98 transitions. [2023-11-06 22:30:31,982 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 98 transitions. Word has length 38 [2023-11-06 22:30:31,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:31,985 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 98 transitions. [2023-11-06 22:30:31,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:30:31,986 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-06 22:30:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-06 22:30:31,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:30:31,989 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:31,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:30:31,990 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:30:31,991 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:31,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1954769994, now seen corresponding path program 1 times [2023-11-06 22:30:31,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:31,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821700686] [2023-11-06 22:30:31,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:31,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:30:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:30:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:30:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:30:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:30:32,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:32,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821700686] [2023-11-06 22:30:32,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821700686] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:32,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:32,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:30:32,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522883258] [2023-11-06 22:30:32,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:32,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:30:32,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:32,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:30:32,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:30:32,253 INFO L87 Difference]: Start difference. First operand 79 states and 98 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-06 22:30:32,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:32,512 INFO L93 Difference]: Finished difference Result 127 states and 160 transitions. [2023-11-06 22:30:32,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:30:32,513 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 48 [2023-11-06 22:30:32,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:30:32,514 INFO L225 Difference]: With dead ends: 127 [2023-11-06 22:30:32,514 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:30:32,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:30:32,518 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 50 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:30:32,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 179 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:30:32,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:30:32,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:30:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:30:32,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2023-11-06 22:30:32,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:30:32,522 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:30:32,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-06 22:30:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:30:32,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:30:32,527 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:30:32,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:30:32,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:30:33,102 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 176 183) no Hoare annotation was computed. [2023-11-06 22:30:33,103 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 176 183) the Hoare annotation is: true [2023-11-06 22:30:33,104 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 176 183) no Hoare annotation was computed. [2023-11-06 22:30:33,104 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 92 98) no Hoare annotation was computed. [2023-11-06 22:30:33,105 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 92 98) the Hoare annotation is: true [2023-11-06 22:30:33,105 INFO L899 garLoopResultBuilder]: For program point L929-1(lines 925 936) no Hoare annotation was computed. [2023-11-06 22:30:33,105 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 925 936) the Hoare annotation is: true [2023-11-06 22:30:33,105 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 925 936) no Hoare annotation was computed. [2023-11-06 22:30:33,107 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 803 832) no Hoare annotation was computed. [2023-11-06 22:30:33,109 INFO L902 garLoopResultBuilder]: At program point L828(lines 803 832) the Hoare annotation is: true [2023-11-06 22:30:33,109 INFO L899 garLoopResultBuilder]: For program point L824(line 824) no Hoare annotation was computed. [2023-11-06 22:30:33,109 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2023-11-06 22:30:33,110 INFO L902 garLoopResultBuilder]: At program point L817-1(lines 817 821) the Hoare annotation is: true [2023-11-06 22:30:33,111 INFO L899 garLoopResultBuilder]: For program point L814(line 814) no Hoare annotation was computed. [2023-11-06 22:30:33,111 INFO L902 garLoopResultBuilder]: At program point L813-2(lines 813 827) the Hoare annotation is: true [2023-11-06 22:30:33,114 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 803 832) the Hoare annotation is: true [2023-11-06 22:30:33,114 INFO L902 garLoopResultBuilder]: At program point L809(line 809) the Hoare annotation is: true [2023-11-06 22:30:33,114 INFO L899 garLoopResultBuilder]: For program point L809-1(line 809) no Hoare annotation was computed. [2023-11-06 22:30:33,115 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 65 91) no Hoare annotation was computed. [2023-11-06 22:30:33,116 INFO L895 garLoopResultBuilder]: At program point L354(line 354) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,117 INFO L899 garLoopResultBuilder]: For program point L354-1(line 354) no Hoare annotation was computed. [2023-11-06 22:30:33,117 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 969 977) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,117 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 381) no Hoare annotation was computed. [2023-11-06 22:30:33,118 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 384) no Hoare annotation was computed. [2023-11-06 22:30:33,120 INFO L895 garLoopResultBuilder]: At program point L367-1(lines 359 387) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,120 INFO L895 garLoopResultBuilder]: At program point L140(line 140) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,121 INFO L895 garLoopResultBuilder]: At program point L136(line 136) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,121 INFO L895 garLoopResultBuilder]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,122 INFO L899 garLoopResultBuilder]: For program point L132-1(line 132) no Hoare annotation was computed. [2023-11-06 22:30:33,122 INFO L899 garLoopResultBuilder]: For program point L797(line 797) no Hoare annotation was computed. [2023-11-06 22:30:33,126 INFO L899 garLoopResultBuilder]: For program point L372(lines 372 378) no Hoare annotation was computed. [2023-11-06 22:30:33,127 INFO L895 garLoopResultBuilder]: At program point L145(line 145) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,128 INFO L895 garLoopResultBuilder]: At program point L145-1(lines 126 150) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,128 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 79 85) no Hoare annotation was computed. [2023-11-06 22:30:33,129 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 793 800) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,135 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 65 91) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,136 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 909) no Hoare annotation was computed. [2023-11-06 22:30:33,137 INFO L895 garLoopResultBuilder]: At program point L905-2(lines 901 912) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,137 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 349 358) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,143 INFO L895 garLoopResultBuilder]: At program point L369(line 369) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,143 INFO L899 garLoopResultBuilder]: For program point L369-1(line 369) no Hoare annotation was computed. [2023-11-06 22:30:33,143 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 65 91) no Hoare annotation was computed. [2023-11-06 22:30:33,144 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 797) no Hoare annotation was computed. [2023-11-06 22:30:33,144 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 78) no Hoare annotation was computed. [2023-11-06 22:30:33,144 INFO L899 garLoopResultBuilder]: For program point L72-2(lines 68 90) no Hoare annotation was computed. [2023-11-06 22:30:33,145 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 142) no Hoare annotation was computed. [2023-11-06 22:30:33,145 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 147) no Hoare annotation was computed. [2023-11-06 22:30:33,145 INFO L895 garLoopResultBuilder]: At program point startSystem_returnLabel#1(lines 259 266) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,146 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 287) no Hoare annotation was computed. [2023-11-06 22:30:33,146 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 864 874) the Hoare annotation is: true [2023-11-06 22:30:33,146 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 403 409) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,146 INFO L895 garLoopResultBuilder]: At program point L329(lines 280 330) the Hoare annotation is: false [2023-11-06 22:30:33,147 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 875 897) the Hoare annotation is: true [2023-11-06 22:30:33,147 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:30:33,147 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:30:33,147 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 307) no Hoare annotation was computed. [2023-11-06 22:30:33,148 INFO L899 garLoopResultBuilder]: For program point L301-1(lines 301 307) no Hoare annotation was computed. [2023-11-06 22:30:33,149 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 857 863) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,150 INFO L895 garLoopResultBuilder]: At program point L326(lines 281 328) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,150 INFO L895 garLoopResultBuilder]: At program point L293(line 293) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,150 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:30:33,151 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 341 348) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,151 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:30:33,151 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 410 416) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,152 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 323) no Hoare annotation was computed. [2023-11-06 22:30:33,152 INFO L895 garLoopResultBuilder]: At program point L319-2(lines 311 324) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,152 INFO L899 garLoopResultBuilder]: For program point L282(lines 281 328) no Hoare annotation was computed. [2023-11-06 22:30:33,153 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 324) no Hoare annotation was computed. [2023-11-06 22:30:33,153 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 892) no Hoare annotation was computed. [2023-11-06 22:30:33,153 INFO L899 garLoopResultBuilder]: For program point L885-2(lines 885 892) no Hoare annotation was computed. [2023-11-06 22:30:33,153 INFO L895 garLoopResultBuilder]: At program point L303(line 303) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~9#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,154 INFO L902 garLoopResultBuilder]: At program point L332(lines 271 336) the Hoare annotation is: true [2023-11-06 22:30:33,155 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 417 425) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2023-11-06 22:30:33,155 INFO L899 garLoopResultBuilder]: For program point L291(lines 291 297) no Hoare annotation was computed. [2023-11-06 22:30:33,157 INFO L899 garLoopResultBuilder]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2023-11-06 22:30:33,157 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 913 924) no Hoare annotation was computed. [2023-11-06 22:30:33,158 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 913 924) the Hoare annotation is: true [2023-11-06 22:30:33,158 INFO L899 garLoopResultBuilder]: For program point L917-1(lines 913 924) no Hoare annotation was computed. [2023-11-06 22:30:33,158 INFO L895 garLoopResultBuilder]: At program point L114(line 114) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,159 INFO L895 garLoopResultBuilder]: At program point L110(line 110) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,159 INFO L895 garLoopResultBuilder]: At program point isLowWaterSensorDry_returnLabel#1(lines 978 986) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,160 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 116) no Hoare annotation was computed. [2023-11-06 22:30:33,161 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 100 124) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,161 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 121) no Hoare annotation was computed. [2023-11-06 22:30:33,161 INFO L895 garLoopResultBuilder]: At program point isLowWaterLevel_returnLabel#1(lines 240 258) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,162 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 253) no Hoare annotation was computed. [2023-11-06 22:30:33,162 INFO L899 garLoopResultBuilder]: For program point L249-2(lines 249 253) no Hoare annotation was computed. [2023-11-06 22:30:33,162 INFO L895 garLoopResultBuilder]: At program point L119(line 119) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-11-06 22:30:33,163 INFO L899 garLoopResultBuilder]: For program point L119-1(lines 100 124) no Hoare annotation was computed. [2023-11-06 22:30:33,163 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 100 124) no Hoare annotation was computed. [2023-11-06 22:30:33,163 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 195 203) no Hoare annotation was computed. [2023-11-06 22:30:33,163 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 195 203) no Hoare annotation was computed. [2023-11-06 22:30:33,164 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 195 203) the Hoare annotation is: true [2023-11-06 22:30:33,164 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 937 945) the Hoare annotation is: true [2023-11-06 22:30:33,164 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 184 194) no Hoare annotation was computed. [2023-11-06 22:30:33,165 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 184 194) the Hoare annotation is: true [2023-11-06 22:30:33,165 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 184 194) no Hoare annotation was computed. [2023-11-06 22:30:33,169 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 22:30:33,172 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:30:33,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:30:33 BoogieIcfgContainer [2023-11-06 22:30:33,209 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:30:33,210 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:30:33,210 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:30:33,210 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:30:33,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:30" (3/4) ... [2023-11-06 22:30:33,214 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:30:33,220 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-06 22:30:33,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-06 22:30:33,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-06 22:30:33,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-06 22:30:33,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-06 22:30:33,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-06 22:30:33,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-06 22:30:33,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2023-11-06 22:30:33,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-06 22:30:33,237 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-06 22:30:33,242 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 22:30:33,243 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:30:33,245 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:30:33,246 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:30:33,293 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0) && (\result == 1)) && !((0 == systemActive))) [2023-11-06 22:30:33,294 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && !((0 == systemActive))) [2023-11-06 22:30:33,294 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && !((0 == systemActive))) [2023-11-06 22:30:33,295 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0)) && !((0 == systemActive))) [2023-11-06 22:30:33,298 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0)) && !((0 == systemActive))) [2023-11-06 22:30:33,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,306 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,308 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,388 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0) && (\result == 1)) && !((0 == systemActive))) [2023-11-06 22:30:33,388 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && !((0 == systemActive))) [2023-11-06 22:30:33,389 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && !((0 == systemActive))) [2023-11-06 22:30:33,389 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0)) && !((0 == systemActive))) [2023-11-06 22:30:33,390 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,391 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,391 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,391 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0)) && !((0 == systemActive))) [2023-11-06 22:30:33,392 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,392 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,393 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,393 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,394 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) [2023-11-06 22:30:33,425 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:30:33,426 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:30:33,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:30:33,427 INFO L158 Benchmark]: Toolchain (without parser) took 4675.18ms. Allocated memory is still 161.5MB. Free memory was 118.3MB in the beginning and 64.9MB in the end (delta: 53.5MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2023-11-06 22:30:33,427 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 111.1MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:30:33,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.13ms. Allocated memory is still 161.5MB. Free memory was 118.0MB in the beginning and 98.8MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:30:33,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.20ms. Allocated memory is still 161.5MB. Free memory was 98.8MB in the beginning and 96.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:30:33,428 INFO L158 Benchmark]: Boogie Preprocessor took 82.52ms. Allocated memory is still 161.5MB. Free memory was 96.4MB in the beginning and 94.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:30:33,428 INFO L158 Benchmark]: RCFGBuilder took 778.89ms. Allocated memory is still 161.5MB. Free memory was 94.9MB in the beginning and 127.4MB in the end (delta: -32.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-06 22:30:33,429 INFO L158 Benchmark]: TraceAbstraction took 2884.50ms. Allocated memory is still 161.5MB. Free memory was 126.6MB in the beginning and 72.2MB in the end (delta: 54.4MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2023-11-06 22:30:33,431 INFO L158 Benchmark]: Witness Printer took 216.08ms. Allocated memory is still 161.5MB. Free memory was 72.2MB in the beginning and 64.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:30:33,438 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 111.1MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.13ms. Allocated memory is still 161.5MB. Free memory was 118.0MB in the beginning and 98.8MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.20ms. Allocated memory is still 161.5MB. Free memory was 98.8MB in the beginning and 96.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.52ms. Allocated memory is still 161.5MB. Free memory was 96.4MB in the beginning and 94.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 778.89ms. Allocated memory is still 161.5MB. Free memory was 94.9MB in the beginning and 127.4MB in the end (delta: -32.5MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2884.50ms. Allocated memory is still 161.5MB. Free memory was 126.6MB in the beginning and 72.2MB in the end (delta: 54.4MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Witness Printer took 216.08ms. Allocated memory is still 161.5MB. Free memory was 72.2MB in the beginning and 64.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. 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: 267]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [267] - GenericResultAtLocation [Line: 337]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [337] - GenericResultAtLocation [Line: 388]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [388] - GenericResultAtLocation [Line: 426]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [426] - GenericResultAtLocation [Line: 792]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [792] - GenericResultAtLocation [Line: 801]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [801] - GenericResultAtLocation [Line: 898]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [898] * 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: 797]: 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, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 190 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 720 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 367 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 353 mSDtfsCounter, 107 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 225 PreInvPairs, 240 NumberOfFragments, 338 HoareAnnotationTreeSize, 225 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 154 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 151 NumberOfCodeBlocks, 151 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 255 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && !((0 == systemActive))) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && !((0 == systemActive))) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0)) && !((0 == systemActive))) - InvariantResult [Line: 359]: Loop Invariant Derived loop invariant: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && !((0 == systemActive))) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (\result == 1)) && !((0 == systemActive))) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && !((0 == systemActive))) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || (0 == systemActive)) - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (splverifierCounter == 0)) && !((0 == systemActive))) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) || (0 == systemActive)) - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:30:33,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249e439b-96c9-4175-bd40-8ddee1031ddc/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE