./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/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_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7491e9e7e66695ce6d97d4c4c38cf37fc3e1ef2df09eb8fb958f4ec180b71f50
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 08:06:47,785 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 08:06:47,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf
[2023-11-19 08:06:47,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 08:06:47,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 08:06:47,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 08:06:47,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 08:06:47,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 08:06:47,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 08:06:47,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 08:06:47,961 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 08:06:47,962 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 08:06:47,962 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-19 08:06:47,964 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-19 08:06:47,965 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-19 08:06:47,965 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-19 08:06:47,966 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 08:06:47,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 08:06:47,967 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-19 08:06:47,968 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 08:06:47,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 08:06:47,971 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 08:06:47,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 08:06:47,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 08:06:47,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 08:06:47,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 08:06:47,973 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 08:06:47,973 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 08:06:47,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 08:06:47,974 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-19 08:06:47,975 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 08:06:47,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 08:06:47,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 08:06:47,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 08:06:47,976 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 08:06:47,977 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 08:06:47,977 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
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_b8e250ef-e0a8-4599-8e2f-2821027a143c/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7491e9e7e66695ce6d97d4c4c38cf37fc3e1ef2df09eb8fb958f4ec180b71f50
[2023-11-19 08:06:48,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 08:06:48,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 08:06:48,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 08:06:48,320 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 08:06:48,321 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 08:06:48,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c
[2023-11-19 08:06:51,550 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 08:06:51,879 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 08:06:51,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/sv-benchmarks/c/product-lines/minepump_spec4_product32.cil.c
[2023-11-19 08:06:51,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/data/6ebf4de65/c804764fdf52414f8ce5bb538247800e/FLAG9ad2093a1
[2023-11-19 08:06:51,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/data/6ebf4de65/c804764fdf52414f8ce5bb538247800e
[2023-11-19 08:06:51,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 08:06:51,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 08:06:51,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 08:06:51,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 08:06:51,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 08:06:51,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:51" (1/1) ...
[2023-11-19 08:06:51,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a1aff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:51, skipping insertion in model container
[2023-11-19 08:06:51,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:51" (1/1) ...
[2023-11-19 08:06:51,988 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 08:06:52,277 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:06:52,292 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 08:06:52,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [49]
[2023-11-19 08:06:52,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [78]
[2023-11-19 08:06:52,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [116]
[2023-11-19 08:06:52,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [125]
[2023-11-19 08:06:52,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [226]
[2023-11-19 08:06:52,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [319]
[2023-11-19 08:06:52,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [685]
[2023-11-19 08:06:52,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [907]
[2023-11-19 08:06:52,399 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:06:52,433 INFO L206 MainTranslator]: Completed translation
[2023-11-19 08:06:52,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52 WrapperNode
[2023-11-19 08:06:52,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 08:06:52,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 08:06:52,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 08:06:52,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 08:06:52,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,523 INFO L138 Inliner]: procedures = 56, calls = 103, calls flagged for inlining = 56, calls inlined = 83, statements flattened = 517
[2023-11-19 08:06:52,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 08:06:52,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 08:06:52,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 08:06:52,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 08:06:52,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 08:06:52,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 08:06:52,591 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 08:06:52,591 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 08:06:52,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (1/1) ...
[2023-11-19 08:06:52,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:06:52,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:06:52,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:06:52,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 08:06:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 08:06:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 08:06:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 08:06:52,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 08:06:52,796 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 08:06:52,799 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 08:06:53,406 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 08:06:53,419 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 08:06:53,420 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 08:06:53,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:53 BoogieIcfgContainer
[2023-11-19 08:06:53,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 08:06:53,427 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 08:06:53,427 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 08:06:53,432 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-19 08:06:53,433 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:06:53,433 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:06:51" (1/3) ...
[2023-11-19 08:06:53,434 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37cd245e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:06:53, skipping insertion in model container
[2023-11-19 08:06:53,435 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:06:53,435 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52" (2/3) ...
[2023-11-19 08:06:53,435 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37cd245e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:06:53, skipping insertion in model container
[2023-11-19 08:06:53,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:06:53,436 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:53" (3/3) ...
[2023-11-19 08:06:53,438 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product32.cil.c
[2023-11-19 08:06:53,518 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 08:06:53,518 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-19 08:06:53,518 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 08:06:53,519 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 08:06:53,519 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 08:06:53,519 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-19 08:06:53,519 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 08:06:53,519 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 08:06:53,528 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 158 states, 157 states have (on average 1.3375796178343948) internal successors, (210), 157 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 08:06:53,558 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 103
[2023-11-19 08:06:53,559 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:06:53,559 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:06:53,567 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:06:53,567 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:06:53,567 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 08:06:53,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 158 states, 157 states have (on average 1.3375796178343948) internal successors, (210), 157 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 08:06:53,579 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 103
[2023-11-19 08:06:53,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:06:53,580 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:06:53,581 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:06:53,581 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:06:53,589 INFO L748 eck$LassoCheckResult]: Stem: 38#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 46#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret7#1, main_~retValue_acc~2#1, main_~tmp~1#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 29#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 135#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 114#valid_product_returnLabel#1true main_#t~ret7#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 151#L213true assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 93#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_~splverifierCounter~0#1, test_~tmp~9#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 30#L918-2true
[2023-11-19 08:06:53,590 INFO L750 eck$LassoCheckResult]: Loop: 30#L918-2true assume !false; 109#L919true assume test_~splverifierCounter~0#1 < 4; 146#L920true havoc test_#t~nondet49#1;test_~tmp~9#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 82#L928true assume !(0 != test_~tmp~9#1); 25#L928-2true havoc test_#t~nondet50#1;test_~tmp___0~2#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 139#L938true assume !(0 != test_~tmp___0~2#1); 121#L938-2true havoc test_#t~nondet51#1;test_~tmp___2~0#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1; 9#L948true assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet52#1;test_~tmp___1~0#1 := test_#t~nondet52#1;havoc test_#t~nondet52#1; 80#L956true assume !(0 != test_~tmp___1~0#1); 107#L956-2true assume { :begin_inline_timeShift } true; 39#L697true assume !(0 != ~pumpRunning~0); 5#L697-2true assume !(0 != ~systemActive~0); 88#L704-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret4#1, __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~0#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 76#getWaterLevel_returnLabel#1true __utac_acc__Specification4_spec__1_#t~ret4#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~0#1 := __utac_acc__Specification4_spec__1_#t~ret4#1;havoc __utac_acc__Specification4_spec__1_#t~ret4#1; 95#L61true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~0#1); 138#L61-1true havoc __utac_acc__Specification4_spec__1_#t~ret4#1, __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 77#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 30#L918-2true
[2023-11-19 08:06:53,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:06:53,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2023-11-19 08:06:53,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:06:53,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282702481]
[2023-11-19 08:06:53,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:06:53,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:06:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:53,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:06:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:53,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:06:53,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:06:53,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1405374767, now seen corresponding path program 1 times
[2023-11-19 08:06:53,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:06:53,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524224321]
[2023-11-19 08:06:53,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:06:53,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:06:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:53,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:06:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:53,879 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:06:53,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:06:53,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1957910925, now seen corresponding path program 1 times
[2023-11-19 08:06:53,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:06:53,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033310837]
[2023-11-19 08:06:53,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:06:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:06:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:06:54,242 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 08:06:54,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:06:54,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033310837]
[2023-11-19 08:06:54,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033310837] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:06:54,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:06:54,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 08:06:54,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853562796]
[2023-11-19 08:06:54,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:06:54,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:06:54,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 08:06:54,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2023-11-19 08:06:54,464 INFO L87 Difference]: Start difference. First operand has 158 states, 157 states have (on average 1.3375796178343948) internal successors, (210), 157 states have internal predecessors, (210), 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) Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 08:06:54,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:06:54,648 INFO L93 Difference]: Finished difference Result 504 states and 647 transitions.
[2023-11-19 08:06:54,649 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 504 states and 647 transitions.
[2023-11-19 08:06:54,666 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 328
[2023-11-19 08:06:54,679 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 504 states to 464 states and 607 transitions.
[2023-11-19 08:06:54,681 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 464
[2023-11-19 08:06:54,683 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 464
[2023-11-19 08:06:54,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 464 states and 607 transitions.
[2023-11-19 08:06:54,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 08:06:54,688 INFO L218 hiAutomatonCegarLoop]: Abstraction has 464 states and 607 transitions.
[2023-11-19 08:06:54,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states and 607 transitions.
[2023-11-19 08:06:54,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 194.
[2023-11-19 08:06:54,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 194 states have (on average 1.309278350515464) internal successors, (254), 193 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 08:06:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions.
[2023-11-19 08:06:54,818 INFO L240 hiAutomatonCegarLoop]: Abstraction has 194 states and 254 transitions.
[2023-11-19 08:06:54,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 08:06:54,833 INFO L428 stractBuchiCegarLoop]: Abstraction has 194 states and 254 transitions.
[2023-11-19 08:06:54,836 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 08:06:54,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 194 states and 254 transitions.
[2023-11-19 08:06:54,840 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 137
[2023-11-19 08:06:54,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:06:54,849 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:06:54,852 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:06:54,852 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:06:54,853 INFO L748 eck$LassoCheckResult]: Stem: 738#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 739#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret7#1, main_~retValue_acc~2#1, main_~tmp~1#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 728#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 729#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 812#valid_product_returnLabel#1 main_#t~ret7#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1; 813#L213 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 795#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_~splverifierCounter~0#1, test_~tmp~9#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 730#L918-2
[2023-11-19 08:06:54,853 INFO L750 eck$LassoCheckResult]: Loop: 730#L918-2 assume !false; 731#L919 assume test_~splverifierCounter~0#1 < 4; 809#L920 havoc test_#t~nondet49#1;test_~tmp~9#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 789#L928 assume !(0 != test_~tmp~9#1); 719#L928-2 havoc test_#t~nondet50#1;test_~tmp___0~2#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 720#L938 assume !(0 != test_~tmp___0~2#1); 768#L938-2 havoc test_#t~nondet51#1;test_~tmp___2~0#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1; 691#L948 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet52#1;test_~tmp___1~0#1 := test_#t~nondet52#1;havoc test_#t~nondet52#1; 692#L956 assume !(0 != test_~tmp___1~0#1); 776#L956-2 assume { :begin_inline_timeShift } true; 740#L697 assume !(0 != ~pumpRunning~0); 682#L697-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 683#L755 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret36#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~5#1; 726#L729-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 680#processEnvironment__wrappee__base_returnLabel#4 assume { :end_inline_processEnvironment__wrappee__base } true; 681#L729-3 havoc processEnvironment__wrappee__methaneQuery_#t~ret36#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 760#L755-1 havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true; 790#L704-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret4#1, __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~0#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 782#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret4#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~0#1 := __utac_acc__Specification4_spec__1_#t~ret4#1;havoc __utac_acc__Specification4_spec__1_#t~ret4#1; 783#L61 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~0#1); 798#L61-1 havoc __utac_acc__Specification4_spec__1_#t~ret4#1, __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 784#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 730#L918-2
[2023-11-19 08:06:54,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:06:54,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2023-11-19 08:06:54,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:06:54,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704463590]
[2023-11-19 08:06:54,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:06:54,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:06:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:54,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:06:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:54,881 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:06:54,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:06:54,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1305332318, now seen corresponding path program 1 times
[2023-11-19 08:06:54,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:06:54,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184127284]
[2023-11-19 08:06:54,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:06:54,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:06:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:54,892 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:06:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:54,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:06:54,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:06:54,902 INFO L85 PathProgramCache]: Analyzing trace with hash -188489626, now seen corresponding path program 1 times
[2023-11-19 08:06:54,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:06:54,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423198204]
[2023-11-19 08:06:54,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:06:54,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:06:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:54,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:06:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:54,941 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:06:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:56,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:06:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:06:56,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:06:56 BoogieIcfgContainer
[2023-11-19 08:06:56,414 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-19 08:06:56,415 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 08:06:56,415 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 08:06:56,416 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 08:06:56,416 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:53" (3/4) ...
[2023-11-19 08:06:56,423 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2023-11-19 08:06:56,502 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 08:06:56,502 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 08:06:56,503 INFO L158 Benchmark]: Toolchain (without parser) took 4581.77ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 85.4MB in the beginning and 58.2MB in the end (delta: 27.2MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,503 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 88.1MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 08:06:56,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.73ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 66.1MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.61ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 63.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,504 INFO L158 Benchmark]: Boogie Preprocessor took 65.30ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 60.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,505 INFO L158 Benchmark]: RCFGBuilder took 835.38ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 60.6MB in the beginning and 116.6MB in the end (delta: -56.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,505 INFO L158 Benchmark]: BuchiAutomizer took 2987.28ms. Allocated memory is still 153.1MB. Free memory was 116.6MB in the beginning and 61.3MB in the end (delta: 55.3MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,509 INFO L158 Benchmark]: Witness Printer took 86.99ms. Allocated memory is still 153.1MB. Free memory was 61.3MB in the beginning and 58.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 08:06:56,512 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 88.1MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 511.73ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 66.1MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 88.61ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 63.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 65.30ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 60.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 835.38ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 60.6MB in the beginning and 116.6MB in the end (delta: -56.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2987.28ms. Allocated memory is still 153.1MB. Free memory was 116.6MB in the beginning and 61.3MB in the end (delta: 55.3MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB.
* Witness Printer took 86.99ms. Allocated memory is still 153.1MB. Free memory was 61.3MB in the beginning and 58.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. 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,"Specification4_spec.i","") [49]
- GenericResultAtLocation [Line: 78]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [78]
- GenericResultAtLocation [Line: 116]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [116]
- GenericResultAtLocation [Line: 125]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [125]
- GenericResultAtLocation [Line: 226]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [226]
- GenericResultAtLocation [Line: 319]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [319]
- GenericResultAtLocation [Line: 685]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [685]
- GenericResultAtLocation [Line: 907]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [907]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 194 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 270 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1088 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1088 mSDsluCounter, 1318 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1118 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 200 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 918]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L126] int cleanupTimeShifts = 4;
[L231] int waterLevel = 1;
[L232] int methaneLevelCritical = 0;
[L489] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L690] int pumpRunning = 0;
[L691] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L204] int retValue_acc ;
[L205] int tmp ;
[L209] FCALL select_helpers()
[L210] FCALL select_features()
[L211] CALL, EXPR valid_product()
[L108] int retValue_acc ;
[L111] retValue_acc = 1
[L112] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L211] RET, EXPR valid_product()
[L211] tmp = valid_product()
[L213] COND TRUE \read(tmp)
[L215] FCALL setup()
[L216] CALL runTest()
[L198] CALL test()
[L909] int splverifierCounter ;
[L910] int tmp ;
[L911] int tmp___0 ;
[L912] int tmp___1 ;
[L913] int tmp___2 ;
[L916] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L918] COND TRUE 1
[L920] COND TRUE splverifierCounter < 4
[L926] tmp = __VERIFIER_nondet_int()
[L928] COND FALSE !(\read(tmp))
[L936] tmp___0 = __VERIFIER_nondet_int()
[L938] COND FALSE !(\read(tmp___0))
[L946] tmp___2 = __VERIFIER_nondet_int()
[L948] COND FALSE !(\read(tmp___2))
[L954] tmp___1 = __VERIFIER_nondet_int()
[L956] COND FALSE !(\read(tmp___1))
[L965] CALL timeShift()
[L697] COND FALSE !(\read(pumpRunning))
[L704] COND TRUE \read(systemActive)
[L706] CALL processEnvironment()
[L752] int tmp ;
[L755] COND FALSE !(\read(pumpRunning))
[L770] CALL processEnvironment__wrappee__methaneQuery()
[L726] int tmp ;
[L729] COND FALSE !(\read(pumpRunning))
[L744] FCALL processEnvironment__wrappee__base()
[L770] RET processEnvironment__wrappee__methaneQuery()
[L706] RET processEnvironment()
[L712] CALL __utac_acc__Specification4_spec__1()
[L54] int tmp ;
[L55] int tmp___0 ;
[L59] CALL, EXPR getWaterLevel()
[L302] int retValue_acc ;
[L305] retValue_acc = waterLevel
[L306] return (retValue_acc);
[L59] RET, EXPR getWaterLevel()
[L59] tmp = getWaterLevel()
[L61] COND FALSE !(tmp == 0)
[L712] RET __utac_acc__Specification4_spec__1()
[L965] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 918]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L126] int cleanupTimeShifts = 4;
[L231] int waterLevel = 1;
[L232] int methaneLevelCritical = 0;
[L489] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L690] int pumpRunning = 0;
[L691] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L204] int retValue_acc ;
[L205] int tmp ;
[L209] FCALL select_helpers()
[L210] FCALL select_features()
[L211] CALL, EXPR valid_product()
[L108] int retValue_acc ;
[L111] retValue_acc = 1
[L112] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L211] RET, EXPR valid_product()
[L211] tmp = valid_product()
[L213] COND TRUE \read(tmp)
[L215] FCALL setup()
[L216] CALL runTest()
[L198] CALL test()
[L909] int splverifierCounter ;
[L910] int tmp ;
[L911] int tmp___0 ;
[L912] int tmp___1 ;
[L913] int tmp___2 ;
[L916] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L918] COND TRUE 1
[L920] COND TRUE splverifierCounter < 4
[L926] tmp = __VERIFIER_nondet_int()
[L928] COND FALSE !(\read(tmp))
[L936] tmp___0 = __VERIFIER_nondet_int()
[L938] COND FALSE !(\read(tmp___0))
[L946] tmp___2 = __VERIFIER_nondet_int()
[L948] COND FALSE !(\read(tmp___2))
[L954] tmp___1 = __VERIFIER_nondet_int()
[L956] COND FALSE !(\read(tmp___1))
[L965] CALL timeShift()
[L697] COND FALSE !(\read(pumpRunning))
[L704] COND TRUE \read(systemActive)
[L706] CALL processEnvironment()
[L752] int tmp ;
[L755] COND FALSE !(\read(pumpRunning))
[L770] CALL processEnvironment__wrappee__methaneQuery()
[L726] int tmp ;
[L729] COND FALSE !(\read(pumpRunning))
[L744] FCALL processEnvironment__wrappee__base()
[L770] RET processEnvironment__wrappee__methaneQuery()
[L706] RET processEnvironment()
[L712] CALL __utac_acc__Specification4_spec__1()
[L54] int tmp ;
[L55] int tmp___0 ;
[L59] CALL, EXPR getWaterLevel()
[L302] int retValue_acc ;
[L305] retValue_acc = waterLevel
[L306] return (retValue_acc);
[L59] RET, EXPR getWaterLevel()
[L59] tmp = getWaterLevel()
[L61] COND FALSE !(tmp == 0)
[L712] RET __utac_acc__Specification4_spec__1()
[L965] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2023-11-19 08:06:56,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e250ef-e0a8-4599-8e2f-2821027a143c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)