./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3364c65adf57fef4e6e40e7680894e092c8fbf29e459121c70f90a68103ac5cb
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:50:22,482 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:50:22,593 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-19 07:50:22,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:50:22,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:50:22,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:50:22,639 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:50:22,640 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:50:22,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:50:22,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:50:22,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:50:22,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:50:22,648 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:50:22,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:50:22,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:50:22,651 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:50:22,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:50:22,652 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:50:22,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:50:22,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:50:22,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:50:22,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:50:22,654 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:50:22,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:50:22,655 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:50:22,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:50:22,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:50:22,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:50:22,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:50:22,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:50:22,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:50:22,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:50:22,659 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:50:22,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:50:22,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:50:22,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:50:22,660 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:50:22,661 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:50:22,661 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:50:22,661 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_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3364c65adf57fef4e6e40e7680894e092c8fbf29e459121c70f90a68103ac5cb
[2023-11-19 07:50:22,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:50:22,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:50:22,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:50:22,976 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:50:22,977 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:50:22,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c
[2023-11-19 07:50:26,128 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:50:26,446 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:50:26,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c
[2023-11-19 07:50:26,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/data/7caf75d07/9485bc8fc2e643b3af3aec5154276cc5/FLAG81fdae65b
[2023-11-19 07:50:26,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/data/7caf75d07/9485bc8fc2e643b3af3aec5154276cc5
[2023-11-19 07:50:26,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:50:26,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:50:26,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:50:26,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:50:26,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:50:26,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:26" (1/1) ...
[2023-11-19 07:50:26,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6f49b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:26, skipping insertion in model container
[2023-11-19 07:50:26,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:26" (1/1) ...
[2023-11-19 07:50:26,601 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:50:26,852 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_7a5b5ff6-8a9d-442a-8650-934c373a4773/sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c[11828,11841]
[2023-11-19 07:50:26,892 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:50:26,904 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:50:26,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49]
[2023-11-19 07:50:26,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [87]
[2023-11-19 07:50:26,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [453]
[2023-11-19 07:50:26,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [462]
[2023-11-19 07:50:26,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [548]
[2023-11-19 07:50:26,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [649]
[2023-11-19 07:50:26,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [828]
[2023-11-19 07:50:26,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [897]
[2023-11-19 07:50:26,962 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_7a5b5ff6-8a9d-442a-8650-934c373a4773/sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c[11828,11841]
[2023-11-19 07:50:26,982 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:50:27,005 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:50:27,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27 WrapperNode
[2023-11-19 07:50:27,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:50:27,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:50:27,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:50:27,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:50:27,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,032 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,059 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 153
[2023-11-19 07:50:27,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:50:27,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:50:27,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:50:27,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:50:27,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,086 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:50:27,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:50:27,094 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:50:27,095 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:50:27,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (1/1) ...
[2023-11-19 07:50:27,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:50:27,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:50:27,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:50:27,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:50:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:50:27,205 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2023-11-19 07:50:27,205 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2023-11-19 07:50:27,206 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2023-11-19 07:50:27,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2023-11-19 07:50:27,208 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2023-11-19 07:50:27,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2023-11-19 07:50:27,209 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2023-11-19 07:50:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2023-11-19 07:50:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2023-11-19 07:50:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2023-11-19 07:50:27,210 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2023-11-19 07:50:27,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2023-11-19 07:50:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2023-11-19 07:50:27,211 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2023-11-19 07:50:27,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:50:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2023-11-19 07:50:27,212 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2023-11-19 07:50:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:50:27,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:50:27,352 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:50:27,355 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:50:27,717 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:50:27,726 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:50:27,726 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 07:50:27,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:27 BoogieIcfgContainer
[2023-11-19 07:50:27,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:50:27,734 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:50:27,734 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:50:27,738 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:50:27,738 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:26" (1/3) ...
[2023-11-19 07:50:27,739 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b5f6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:27, skipping insertion in model container
[2023-11-19 07:50:27,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:27" (2/3) ...
[2023-11-19 07:50:27,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31b5f6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:27, skipping insertion in model container
[2023-11-19 07:50:27,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:27" (3/3) ...
[2023-11-19 07:50:27,742 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product16.cil.c
[2023-11-19 07:50:27,782 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:50:27,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:50:27,850 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:50:27,857 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51495845, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:50:27,858 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:50:27,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 70 states have internal predecessors, (86), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13)
[2023-11-19 07:50:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2023-11-19 07:50:27,874 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:50:27,875 INFO L195 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]
[2023-11-19 07:50:27,876 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:50:27,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:50:27,884 INFO L85 PathProgramCache]: Analyzing trace with hash 265998247, now seen corresponding path program 1 times
[2023-11-19 07:50:27,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:50:27,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660905969]
[2023-11-19 07:50:27,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:50:27,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:50:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:28,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15
[2023-11-19 07:50:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:50:28,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:50:28,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660905969]
[2023-11-19 07:50:28,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660905969] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:50:28,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:50:28,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:50:28,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522430880]
[2023-11-19 07:50:28,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:50:28,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:50:28,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:50:28,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:50:28,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:50:28,227 INFO L87 Difference]: Start difference. First operand has 86 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 70 states have internal predecessors, (86), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) 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)
[2023-11-19 07:50:28,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:50:28,265 INFO L93 Difference]: Finished difference Result 163 states and 218 transitions.
[2023-11-19 07:50:28,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:50:28,267 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
[2023-11-19 07:50:28,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:50:28,277 INFO L225 Difference]: With dead ends: 163
[2023-11-19 07:50:28,278 INFO L226 Difference]: Without dead ends: 77
[2023-11-19 07:50:28,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:50:28,286 INFO L413 NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:50:28,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:50:28,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2023-11-19 07:50:28,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77.
[2023-11-19 07:50:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 56 states have (on average 1.2857142857142858) internal successors, (72), 62 states have internal predecessors, (72), 13 states have call successors, (13), 8 states have call predecessors, (13), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12)
[2023-11-19 07:50:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 97 transitions.
[2023-11-19 07:50:28,339 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 97 transitions. Word has length 25
[2023-11-19 07:50:28,339 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:50:28,339 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 97 transitions.
[2023-11-19 07:50:28,340 INFO L496 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)
[2023-11-19 07:50:28,340 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 97 transitions.
[2023-11-19 07:50:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2023-11-19 07:50:28,343 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:50:28,343 INFO L195 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]
[2023-11-19 07:50:28,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-19 07:50:28,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:50:28,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:50:28,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1379017056, now seen corresponding path program 1 times
[2023-11-19 07:50:28,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:50:28,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286259303]
[2023-11-19 07:50:28,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:50:28,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:50:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:28,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2023-11-19 07:50:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:50:28,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:50:28,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286259303]
[2023-11-19 07:50:28,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286259303] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:50:28,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:50:28,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:50:28,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385211578]
[2023-11-19 07:50:28,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:50:28,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:50:28,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:50:28,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:50:28,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:50:28,490 INFO L87 Difference]: Start difference. First operand 77 states and 97 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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)
[2023-11-19 07:50:28,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:50:28,521 INFO L93 Difference]: Finished difference Result 114 states and 142 transitions.
[2023-11-19 07:50:28,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:50:28,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 26
[2023-11-19 07:50:28,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:50:28,524 INFO L225 Difference]: With dead ends: 114
[2023-11-19 07:50:28,524 INFO L226 Difference]: Without dead ends: 68
[2023-11-19 07:50:28,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:50:28,527 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 17 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:50:28,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 146 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:50:28,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states.
[2023-11-19 07:50:28,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68.
[2023-11-19 07:50:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 50 states have (on average 1.3) internal successors, (65), 56 states have internal predecessors, (65), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10)
[2023-11-19 07:50:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 85 transitions.
[2023-11-19 07:50:28,543 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 85 transitions. Word has length 26
[2023-11-19 07:50:28,543 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:50:28,544 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 85 transitions.
[2023-11-19 07:50:28,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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)
[2023-11-19 07:50:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions.
[2023-11-19 07:50:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32
[2023-11-19 07:50:28,546 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:50:28,547 INFO L195 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]
[2023-11-19 07:50:28,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-19 07:50:28,547 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:50:28,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:50:28,548 INFO L85 PathProgramCache]: Analyzing trace with hash -969984948, now seen corresponding path program 1 times
[2023-11-19 07:50:28,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:50:28,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168790731]
[2023-11-19 07:50:28,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:50:28,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:50:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:28,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2023-11-19 07:50:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:50:28,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:50:28,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168790731]
[2023-11-19 07:50:28,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168790731] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:50:28,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:50:28,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:50:28,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267322961]
[2023-11-19 07:50:28,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:50:28,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-19 07:50:28,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:50:28,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:50:28,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:50:28,718 INFO L87 Difference]: Start difference. First operand 68 states and 85 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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)
[2023-11-19 07:50:28,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:50:28,793 INFO L93 Difference]: Finished difference Result 186 states and 238 transitions.
[2023-11-19 07:50:28,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:50:28,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 31
[2023-11-19 07:50:28,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:50:28,802 INFO L225 Difference]: With dead ends: 186
[2023-11-19 07:50:28,802 INFO L226 Difference]: Without dead ends: 126
[2023-11-19 07:50:28,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:50:28,805 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 62 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:50:28,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 171 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:50:28,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states.
[2023-11-19 07:50:28,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123.
[2023-11-19 07:50:28,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 88 states have (on average 1.3295454545454546) internal successors, (117), 99 states have internal predecessors, (117), 20 states have call successors, (20), 14 states have call predecessors, (20), 14 states have return successors, (20), 15 states have call predecessors, (20), 20 states have call successors, (20)
[2023-11-19 07:50:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 157 transitions.
[2023-11-19 07:50:28,854 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 157 transitions. Word has length 31
[2023-11-19 07:50:28,854 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:50:28,854 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 157 transitions.
[2023-11-19 07:50:28,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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)
[2023-11-19 07:50:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 157 transitions.
[2023-11-19 07:50:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2023-11-19 07:50:28,857 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:50:28,857 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:50:28,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-19 07:50:28,858 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:50:28,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:50:28,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1792730875, now seen corresponding path program 1 times
[2023-11-19 07:50:28,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:50:28,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110502541]
[2023-11-19 07:50:28,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:50:28,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:50:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:29,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24
[2023-11-19 07:50:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:50:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:50:29,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:50:29,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110502541]
[2023-11-19 07:50:29,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110502541] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:50:29,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:50:29,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:50:29,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478292596]
[2023-11-19 07:50:29,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:50:29,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-19 07:50:29,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:50:29,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-19 07:50:29,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2023-11-19 07:50:29,016 INFO L87 Difference]: Start difference. First operand 123 states and 157 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2023-11-19 07:50:29,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:50:29,084 INFO L93 Difference]: Finished difference Result 208 states and 267 transitions.
[2023-11-19 07:50:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2023-11-19 07:50:29,084 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, (2), 1 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 34
[2023-11-19 07:50:29,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:50:29,085 INFO L225 Difference]: With dead ends: 208
[2023-11-19 07:50:29,085 INFO L226 Difference]: Without dead ends: 0
[2023-11-19 07:50:29,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2023-11-19 07:50:29,089 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 56 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2023-11-19 07:50:29,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 157 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:50:29,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2023-11-19 07:50:29,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2023-11-19 07:50:29,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:50:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2023-11-19 07:50:29,091 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34
[2023-11-19 07:50:29,092 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:50:29,092 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 07:50:29,092 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2023-11-19 07:50:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2023-11-19 07:50:29,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2023-11-19 07:50:29,095 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-19 07:50:29,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-19 07:50:29,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2023-11-19 07:50:29,279 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 741 748) no Hoare annotation was computed.
[2023-11-19 07:50:29,280 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 741 748) the Hoare annotation is: true
[2023-11-19 07:50:29,280 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 741 748) no Hoare annotation was computed.
[2023-11-19 07:50:29,280 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 495 506) the Hoare annotation is: true
[2023-11-19 07:50:29,280 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 495 506) no Hoare annotation was computed.
[2023-11-19 07:50:29,281 INFO L899 garLoopResultBuilder]: For program point L499-1(lines 495 506) no Hoare annotation was computed.
[2023-11-19 07:50:29,281 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 929) no Hoare annotation was computed.
[2023-11-19 07:50:29,281 INFO L899 garLoopResultBuilder]: For program point L663-1(lines 662 681) no Hoare annotation was computed.
[2023-11-19 07:50:29,281 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 932) no Hoare annotation was computed.
[2023-11-19 07:50:29,281 INFO L899 garLoopResultBuilder]: For program point L915-1(lines 907 935) no Hoare annotation was computed.
[2023-11-19 07:50:29,282 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 659 682) no Hoare annotation was computed.
[2023-11-19 07:50:29,283 INFO L895 garLoopResultBuilder]: At program point L705(line 705) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0))
[2023-11-19 07:50:29,283 INFO L895 garLoopResultBuilder]: At program point L701(line 701) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0))
[2023-11-19 07:50:29,283 INFO L895 garLoopResultBuilder]: At program point L697(line 697) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0))
[2023-11-19 07:50:29,284 INFO L899 garLoopResultBuilder]: For program point L697-1(line 697) no Hoare annotation was computed.
[2023-11-19 07:50:29,286 INFO L899 garLoopResultBuilder]: For program point L920(lines 920 926) no Hoare annotation was computed.
[2023-11-19 07:50:29,287 INFO L899 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed.
[2023-11-19 07:50:29,287 INFO L895 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0))
[2023-11-19 07:50:29,287 INFO L899 garLoopResultBuilder]: For program point L710-1(lines 691 715) no Hoare annotation was computed.
[2023-11-19 07:50:29,287 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 479) no Hoare annotation was computed.
[2023-11-19 07:50:29,288 INFO L899 garLoopResultBuilder]: For program point L475-2(lines 471 482) no Hoare annotation was computed.
[2023-11-19 07:50:29,288 INFO L895 garLoopResultBuilder]: At program point L913(line 913) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0))
[2023-11-19 07:50:29,288 INFO L899 garLoopResultBuilder]: For program point L913-1(line 913) no Hoare annotation was computed.
[2023-11-19 07:50:29,288 INFO L899 garLoopResultBuilder]: For program point __automaton_fail_returnLabel#1(lines 454 461) no Hoare annotation was computed.
[2023-11-19 07:50:29,289 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 659 682) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0))
[2023-11-19 07:50:29,289 INFO L899 garLoopResultBuilder]: For program point L670-1(lines 670 676) no Hoare annotation was computed.
[2023-11-19 07:50:29,289 INFO L899 garLoopResultBuilder]: For program point L699(lines 699 707) no Hoare annotation was computed.
[2023-11-19 07:50:29,290 INFO L899 garLoopResultBuilder]: For program point L695(lines 695 712) no Hoare annotation was computed.
[2023-11-19 07:50:29,290 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 659 682) no Hoare annotation was computed.
[2023-11-19 07:50:29,290 INFO L899 garLoopResultBuilder]: For program point isPumpRunning_returnLabel#1(lines 760 768) no Hoare annotation was computed.
[2023-11-19 07:50:29,290 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 458) no Hoare annotation was computed.
[2023-11-19 07:50:29,291 INFO L899 garLoopResultBuilder]: For program point L576(lines 551 580) no Hoare annotation was computed.
[2023-11-19 07:50:29,291 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 551 580) no Hoare annotation was computed.
[2023-11-19 07:50:29,291 INFO L899 garLoopResultBuilder]: For program point L572(line 572) no Hoare annotation was computed.
[2023-11-19 07:50:29,292 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed.
[2023-11-19 07:50:29,293 INFO L902 garLoopResultBuilder]: At program point L565-1(lines 565 569) the Hoare annotation is: true
[2023-11-19 07:50:29,293 INFO L899 garLoopResultBuilder]: For program point L562(line 562) no Hoare annotation was computed.
[2023-11-19 07:50:29,293 INFO L902 garLoopResultBuilder]: At program point L561-2(lines 561 575) the Hoare annotation is: true
[2023-11-19 07:50:29,293 INFO L902 garLoopResultBuilder]: At program point L557(line 557) the Hoare annotation is: true
[2023-11-19 07:50:29,293 INFO L899 garLoopResultBuilder]: For program point L557-1(line 557) no Hoare annotation was computed.
[2023-11-19 07:50:29,295 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 551 580) the Hoare annotation is: true
[2023-11-19 07:50:29,300 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 507 515) the Hoare annotation is: true
[2023-11-19 07:50:29,301 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 507 515) no Hoare annotation was computed.
[2023-11-19 07:50:29,302 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 507 515) no Hoare annotation was computed.
[2023-11-19 07:50:29,305 INFO L895 garLoopResultBuilder]: At program point L861(line 861) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:50:29,306 INFO L899 garLoopResultBuilder]: For program point startSystem_returnLabel#1(lines 820 827) no Hoare annotation was computed.
[2023-11-19 07:50:29,306 INFO L895 garLoopResultBuilder]: At program point L886(lines 839 888) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:50:29,306 INFO L899 garLoopResultBuilder]: For program point L849(lines 849 855) no Hoare annotation was computed.
[2023-11-19 07:50:29,307 INFO L899 garLoopResultBuilder]: For program point L849-1(lines 849 855) no Hoare annotation was computed.
[2023-11-19 07:50:29,308 INFO L899 garLoopResultBuilder]: For program point runTest_returnLabel#1(lines 615 625) no Hoare annotation was computed.
[2023-11-19 07:50:29,309 INFO L899 garLoopResultBuilder]: For program point select_features_returnLabel#1(lines 64 70) no Hoare annotation was computed.
[2023-11-19 07:50:29,309 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 845) no Hoare annotation was computed.
[2023-11-19 07:50:29,309 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 626 648) no Hoare annotation was computed.
[2023-11-19 07:50:29,315 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2023-11-19 07:50:29,315 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2023-11-19 07:50:29,315 INFO L899 garLoopResultBuilder]: For program point setup_returnLabel#1(lines 606 612) no Hoare annotation was computed.
[2023-11-19 07:50:29,315 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 815) no Hoare annotation was computed.
[2023-11-19 07:50:29,316 INFO L899 garLoopResultBuilder]: For program point L809-1(lines 809 815) no Hoare annotation was computed.
[2023-11-19 07:50:29,316 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2023-11-19 07:50:29,316 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed.
[2023-11-19 07:50:29,316 INFO L899 garLoopResultBuilder]: For program point L892(lines 829 896) no Hoare annotation was computed.
[2023-11-19 07:50:29,316 INFO L899 garLoopResultBuilder]: For program point L859(lines 859 865) no Hoare annotation was computed.
[2023-11-19 07:50:29,317 INFO L899 garLoopResultBuilder]: For program point L859-1(lines 859 865) no Hoare annotation was computed.
[2023-11-19 07:50:29,317 INFO L899 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed.
[2023-11-19 07:50:29,317 INFO L895 garLoopResultBuilder]: At program point L851(line 851) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:50:29,320 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed.
[2023-11-19 07:50:29,320 INFO L899 garLoopResultBuilder]: For program point select_helpers_returnLabel#1(lines 71 77) no Hoare annotation was computed.
[2023-11-19 07:50:29,320 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1_returnLabel#1(lines 899 906) no Hoare annotation was computed.
[2023-11-19 07:50:29,321 INFO L895 garLoopResultBuilder]: At program point L889(lines 838 890) the Hoare annotation is: false
[2023-11-19 07:50:29,321 INFO L899 garLoopResultBuilder]: For program point stopSystem_returnLabel#1(lines 805 819) no Hoare annotation was computed.
[2023-11-19 07:50:29,321 INFO L899 garLoopResultBuilder]: For program point L877(lines 877 883) no Hoare annotation was computed.
[2023-11-19 07:50:29,321 INFO L899 garLoopResultBuilder]: For program point valid_product_returnLabel#1(lines 78 86) no Hoare annotation was computed.
[2023-11-19 07:50:29,321 INFO L895 garLoopResultBuilder]: At program point L811(line 811) the Hoare annotation is: false
[2023-11-19 07:50:29,322 INFO L895 garLoopResultBuilder]: At program point L877-2(lines 869 884) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))
[2023-11-19 07:50:29,322 INFO L899 garLoopResultBuilder]: For program point L840(lines 839 888) no Hoare annotation was computed.
[2023-11-19 07:50:29,322 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 884) no Hoare annotation was computed.
[2023-11-19 07:50:29,322 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 483 494) no Hoare annotation was computed.
[2023-11-19 07:50:29,322 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 483 494) the Hoare annotation is: true
[2023-11-19 07:50:29,322 INFO L899 garLoopResultBuilder]: For program point L487-1(lines 483 494) no Hoare annotation was computed.
[2023-11-19 07:50:29,323 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 683 689) no Hoare annotation was computed.
[2023-11-19 07:50:29,323 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 683 689) the Hoare annotation is: true
[2023-11-19 07:50:29,324 INFO L899 garLoopResultBuilder]: For program point L754-1(line 754) no Hoare annotation was computed.
[2023-11-19 07:50:29,324 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 749 759) no Hoare annotation was computed.
[2023-11-19 07:50:29,324 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 749 759) the Hoare annotation is: true
[2023-11-19 07:50:29,324 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 749 759) no Hoare annotation was computed.
[2023-11-19 07:50:29,324 INFO L902 garLoopResultBuilder]: At program point L754(line 754) the Hoare annotation is: true
[2023-11-19 07:50:29,327 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2023-11-19 07:50:29,329 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:50:29,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:50:29 BoogieIcfgContainer
[2023-11-19 07:50:29,354 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:50:29,355 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:50:29,355 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:50:29,356 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:50:29,356 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:27" (3/4) ...
[2023-11-19 07:50:29,360 INFO L137 WitnessPrinter]: Generating witness for correct program
[2023-11-19 07:50:29,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump
[2023-11-19 07:50:29,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel
[2023-11-19 07:50:29,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift
[2023-11-19 07:50:29,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup
[2023-11-19 07:50:29,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical
[2023-11-19 07:50:29,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise
[2023-11-19 07:50:29,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery
[2023-11-19 07:50:29,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm
[2023-11-19 07:50:29,379 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges
[2023-11-19 07:50:29,380 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2023-11-19 07:50:29,380 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2023-11-19 07:50:29,381 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 07:50:29,381 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2023-11-19 07:50:29,523 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 07:50:29,523 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/witness.yml
[2023-11-19 07:50:29,524 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:50:29,524 INFO L158 Benchmark]: Toolchain (without parser) took 3015.50ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 96.9MB in the beginning and 139.8MB in the end (delta: -42.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:50:29,525 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory was 47.0MB in the beginning and 46.8MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:50:29,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.86ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 77.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2023-11-19 07:50:29,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.66ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 75.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:50:29,526 INFO L158 Benchmark]: Boogie Preprocessor took 33.46ms. Allocated memory is still 142.6MB. Free memory was 75.6MB in the beginning and 74.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:50:29,527 INFO L158 Benchmark]: RCFGBuilder took 637.24ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 58.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2023-11-19 07:50:29,527 INFO L158 Benchmark]: TraceAbstraction took 1620.47ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 58.1MB in the beginning and 147.2MB in the end (delta: -89.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB.
[2023-11-19 07:50:29,530 INFO L158 Benchmark]: Witness Printer took 168.59ms. Allocated memory is still 182.5MB. Free memory was 147.2MB in the beginning and 139.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2023-11-19 07:50:29,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory was 47.0MB in the beginning and 46.8MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 491.86ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 77.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 52.66ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 75.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 33.46ms. Allocated memory is still 142.6MB. Free memory was 75.6MB in the beginning and 74.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 637.24ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 58.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1620.47ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 58.1MB in the beginning and 147.2MB in the end (delta: -89.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB.
* Witness Printer took 168.59ms. Allocated memory is still 182.5MB. Free memory was 147.2MB in the beginning and 139.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 49]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49]
- GenericResultAtLocation [Line: 87]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [87]
- GenericResultAtLocation [Line: 453]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [453]
- GenericResultAtLocation [Line: 462]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [462]
- GenericResultAtLocation [Line: 548]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [548]
- GenericResultAtLocation [Line: 649]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [649]
- GenericResultAtLocation [Line: 828]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [828]
- GenericResultAtLocation [Line: 897]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [897]
* 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: 458]: 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, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 139 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 135 mSDsluCounter, 580 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 237 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 343 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=3, InterpolantAutomatonStates: 13, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 129 PreInvPairs, 141 NumberOfFragments, 77 HoareAnnotationTreeSize, 129 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 185 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 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
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 838]: Loop Invariant
Derived loop invariant: 0
- InvariantResult [Line: 561]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 839]: Loop Invariant
Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0))
RESULT: Ultimate proved your program to be correct!
[2023-11-19 07:50:29,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5b5ff6-8a9d-442a-8650-934c373a4773/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE