./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version a0165632
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_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX --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 94c250c59ca6a4ad79cab3b64e0d4d94a65a3d8e8b11f1d4a1323613891ef929
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:25:36,042 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:25:36,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 18:25:36,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:25:36,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:25:36,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:25:36,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:25:36,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:25:36,212 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:25:36,212 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:25:36,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:25:36,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:25:36,214 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:25:36,215 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 18:25:36,215 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 18:25:36,216 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 18:25:36,216 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 18:25:36,217 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 18:25:36,217 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 18:25:36,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:25:36,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 18:25:36,222 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 18:25:36,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:25:36,223 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 18:25:36,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:25:36,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 18:25:36,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 18:25:36,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 18:25:36,225 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:25:36,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:25:36,225 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 18:25:36,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:25:36,226 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 18:25:36,226 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:25:36,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:25:36,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:25:36,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:25:36,228 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:25:36,229 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 18:25:36,229 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_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94c250c59ca6a4ad79cab3b64e0d4d94a65a3d8e8b11f1d4a1323613891ef929
[2024-11-08 18:25:36,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:25:36,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:25:36,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:25:36,625 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:25:36,625 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:25:36,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c
Unable to find full path for "g++"
[2024-11-08 18:25:38,754 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:25:39,041 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:25:39,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c
[2024-11-08 18:25:39,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/data/886ec6ae4/33d917619b1a4759b1c8ac1b0301421c/FLAG7cdf53e0a
[2024-11-08 18:25:39,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/data/886ec6ae4/33d917619b1a4759b1c8ac1b0301421c
[2024-11-08 18:25:39,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:25:39,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:25:39,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:25:39,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:25:39,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:25:39,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44ac0e92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39, skipping insertion in model container
[2024-11-08 18:25:39,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,163 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:25:39,604 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:25:39,634 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:25:39,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49]
[2024-11-08 18:25:39,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [124]
[2024-11-08 18:25:39,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [280]
[2024-11-08 18:25:39,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [289]
[2024-11-08 18:25:39,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [370]
[2024-11-08 18:25:39,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [408]
[2024-11-08 18:25:39,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [434]
[2024-11-08 18:25:39,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [800]
[2024-11-08 18:25:39,755 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:25:39,789 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:25:39,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39 WrapperNode
[2024-11-08 18:25:39,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:25:39,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:25:39,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:25:39,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:25:39,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,874 INFO L138 Inliner]: procedures = 52, calls = 94, calls flagged for inlining = 47, calls inlined = 38, statements flattened = 236
[2024-11-08 18:25:39,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:25:39,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:25:39,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:25:39,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:25:39,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,895 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,929 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-08 18:25:39,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:25:39,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:25:39,963 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:25:39,964 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:25:39,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (1/1) ...
[2024-11-08 18:25:39,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 18:25:39,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:25:40,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-08 18:25:40,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:25:40,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:25:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 18:25:40,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:25:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:25:40,159 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:25:40,162 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:25:40,473 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live.
[2024-11-08 18:25:40,473 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:25:40,496 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:25:40,496 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 18:25:40,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:25:40 BoogieIcfgContainer
[2024-11-08 18:25:40,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:25:40,498 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 18:25:40,499 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 18:25:40,503 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 18:25:40,504 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 18:25:40,505 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 06:25:39" (1/3) ...
[2024-11-08 18:25:40,506 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d4ceefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 06:25:40, skipping insertion in model container
[2024-11-08 18:25:40,506 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 18:25:40,507 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:25:39" (2/3) ...
[2024-11-08 18:25:40,507 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d4ceefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 06:25:40, skipping insertion in model container
[2024-11-08 18:25:40,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 18:25:40,508 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:25:40" (3/3) ...
[2024-11-08 18:25:40,509 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product12.cil.c
[2024-11-08 18:25:40,573 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 18:25:40,573 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 18:25:40,574 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 18:25:40,574 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 18:25:40,574 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 18:25:40,574 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 18:25:40,575 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 18:25:40,575 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 18:25:40,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 83 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:25:40,607 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 53
[2024-11-08 18:25:40,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 18:25:40,608 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 18:25:40,620 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:25:40,620 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:25:40,621 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 18:25:40,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 83 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:25:40,627 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 53
[2024-11-08 18:25:40,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 18:25:40,627 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 18:25:40,628 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:25:40,628 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:25:40,635 INFO L745 eck$LassoCheckResult]: Stem: 33#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(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);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; 43#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~9#1, main_~tmp~6#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~6#1;assume { :begin_inline_select_helpers } true; 28#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 39#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~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 21#valid_product_returnLabel#1true main_#t~ret49#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 36#L883true assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true; 7#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 44#L66-2true
[2024-11-08 18:25:40,636 INFO L747 eck$LassoCheckResult]: Loop: 44#L66-2true assume !false; 57#L67true assume test_~splverifierCounter~0#1 < 4; 66#L68true havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 78#L76true assume !(0 != test_~tmp~0#1); 62#L76-2true havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 4#L86true assume !(0 != test_~tmp___0~0#1); 76#L86-2true havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 46#L96true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 60#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 75#L104-2true assume { :begin_inline_timeShift } true; 65#L140true assume !(0 != ~pumpRunning~0); 61#L140-2true assume !(0 != ~systemActive~0); 70#L147-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret24#1, __utac_acc__Specification1_spec__1_#t~ret25#1, __utac_acc__Specification1_spec__1_~tmp~2#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification1_spec__1_~tmp~2#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 64#isMethaneLevelCritical_returnLabel#1true __utac_acc__Specification1_spec__1_#t~ret24#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~2#1 := __utac_acc__Specification1_spec__1_#t~ret24#1;havoc __utac_acc__Specification1_spec__1_#t~ret24#1; 42#L417true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~2#1); 56#L417-1true havoc __utac_acc__Specification1_spec__1_#t~ret24#1, __utac_acc__Specification1_spec__1_#t~ret25#1, __utac_acc__Specification1_spec__1_~tmp~2#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 71#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 44#L66-2true
[2024-11-08 18:25:40,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:25:40,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-08 18:25:40,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:25:40,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255976293]
[2024-11-08 18:25:40,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:25:40,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:25:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:40,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:25:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:40,826 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:25:40,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:25:40,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1056014526, now seen corresponding path program 1 times
[2024-11-08 18:25:40,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:25:40,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483204466]
[2024-11-08 18:25:40,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:25:40,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:25:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:25:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:25:40,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:25:40,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483204466]
[2024-11-08 18:25:40,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483204466] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:25:40,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:25:40,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:25:40,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807888731]
[2024-11-08 18:25:40,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:25:40,954 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 18:25:40,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:25:41,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:25:41,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:25:41,007 INFO L87 Difference]: Start difference. First operand has 83 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 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 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:25:41,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:25:41,076 INFO L93 Difference]: Finished difference Result 145 states and 183 transitions.
[2024-11-08 18:25:41,077 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 145 states and 183 transitions.
[2024-11-08 18:25:41,084 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 92
[2024-11-08 18:25:41,090 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 145 states to 125 states and 162 transitions.
[2024-11-08 18:25:41,091 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125
[2024-11-08 18:25:41,092 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125
[2024-11-08 18:25:41,093 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 162 transitions.
[2024-11-08 18:25:41,094 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 18:25:41,094 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125 states and 162 transitions.
[2024-11-08 18:25:41,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 162 transitions.
[2024-11-08 18:25:41,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122.
[2024-11-08 18:25:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.2950819672131149) internal successors, (158), 121 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:25:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 158 transitions.
[2024-11-08 18:25:41,139 INFO L240 hiAutomatonCegarLoop]: Abstraction has 122 states and 158 transitions.
[2024-11-08 18:25:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:25:41,148 INFO L425 stractBuchiCegarLoop]: Abstraction has 122 states and 158 transitions.
[2024-11-08 18:25:41,148 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 18:25:41,148 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 158 transitions.
[2024-11-08 18:25:41,151 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 89
[2024-11-08 18:25:41,151 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 18:25:41,151 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 18:25:41,152 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:25:41,152 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:25:41,153 INFO L745 eck$LassoCheckResult]: Stem: 279#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(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);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; 280#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~9#1, main_~tmp~6#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~6#1;assume { :begin_inline_select_helpers } true; 273#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 274#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~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 265#valid_product_returnLabel#1 main_#t~ret49#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 266#L883 assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true; 244#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 245#L66-2
[2024-11-08 18:25:41,153 INFO L747 eck$LassoCheckResult]: Loop: 245#L66-2 assume !false; 332#L67 assume test_~splverifierCounter~0#1 < 4; 310#L68 havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 311#L76 assume !(0 != test_~tmp~0#1); 307#L76-2 havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 239#L86 assume !(0 != test_~tmp___0~0#1); 240#L86-2 havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 293#L96 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet7#1;test_~tmp___1~0#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; 262#L104 assume !(0 != test_~tmp___1~0#1); 263#L104-2 assume { :begin_inline_timeShift } true; 309#L140 assume !(0 != ~pumpRunning~0); 286#L140-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 306#processEnvironment_returnLabel#1 assume { :end_inline_processEnvironment } true; 337#L147-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret24#1, __utac_acc__Specification1_spec__1_#t~ret25#1, __utac_acc__Specification1_spec__1_~tmp~2#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification1_spec__1_~tmp~2#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 336#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification1_spec__1_#t~ret24#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~2#1 := __utac_acc__Specification1_spec__1_#t~ret24#1;havoc __utac_acc__Specification1_spec__1_#t~ret24#1; 335#L417 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~2#1); 334#L417-1 havoc __utac_acc__Specification1_spec__1_#t~ret24#1, __utac_acc__Specification1_spec__1_#t~ret25#1, __utac_acc__Specification1_spec__1_~tmp~2#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 333#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 245#L66-2
[2024-11-08 18:25:41,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:25:41,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-08 18:25:41,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:25:41,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878931367]
[2024-11-08 18:25:41,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:25:41,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:25:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:41,176 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:25:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:41,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:25:41,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:25:41,196 INFO L85 PathProgramCache]: Analyzing trace with hash 116194213, now seen corresponding path program 1 times
[2024-11-08 18:25:41,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:25:41,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085047637]
[2024-11-08 18:25:41,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:25:41,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:25:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:41,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:25:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:41,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:25:41,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:25:41,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1298835561, now seen corresponding path program 1 times
[2024-11-08 18:25:41,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:25:41,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78936222]
[2024-11-08 18:25:41,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:25:41,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:25:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:41,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:25:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:41,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:25:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:42,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:25:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:25:42,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 06:25:42 BoogieIcfgContainer
[2024-11-08 18:25:42,778 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 18:25:42,779 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:25:42,779 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:25:42,782 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:25:42,782 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:25:40" (3/4) ...
[2024-11-08 18:25:42,784 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 18:25:42,836 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 18:25:42,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:25:42,837 INFO L158 Benchmark]: Toolchain (without parser) took 3750.56ms. Allocated memory is still 195.0MB. Free memory was 150.3MB in the beginning and 139.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB.
[2024-11-08 18:25:42,838 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:25:42,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.51ms. Allocated memory is still 195.0MB. Free memory was 149.4MB in the beginning and 129.3MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2024-11-08 18:25:42,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.53ms. Allocated memory is still 195.0MB. Free memory was 129.3MB in the beginning and 126.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:25:42,839 INFO L158 Benchmark]: Boogie Preprocessor took 85.79ms. Allocated memory is still 195.0MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:25:42,840 INFO L158 Benchmark]: RCFGBuilder took 534.36ms. Allocated memory is still 195.0MB. Free memory was 124.2MB in the beginning and 107.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 18:25:42,840 INFO L158 Benchmark]: BuchiAutomizer took 2279.74ms. Allocated memory is still 195.0MB. Free memory was 107.5MB in the beginning and 142.2MB in the end (delta: -34.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:25:42,841 INFO L158 Benchmark]: Witness Printer took 57.84ms. Allocated memory is still 195.0MB. Free memory was 142.2MB in the beginning and 139.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:25:42,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 702.51ms. Allocated memory is still 195.0MB. Free memory was 149.4MB in the beginning and 129.3MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 83.53ms. Allocated memory is still 195.0MB. Free memory was 129.3MB in the beginning and 126.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 85.79ms. Allocated memory is still 195.0MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 534.36ms. Allocated memory is still 195.0MB. Free memory was 124.2MB in the beginning and 107.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2279.74ms. Allocated memory is still 195.0MB. Free memory was 107.5MB in the beginning and 142.2MB in the end (delta: -34.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 57.84ms. Allocated memory is still 195.0MB. Free memory was 142.2MB in the beginning and 139.0MB in the end (delta: 3.1MB). 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,"scenario.i","") [49]
- GenericResultAtLocation [Line: 124]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [124]
- GenericResultAtLocation [Line: 280]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [280]
- GenericResultAtLocation [Line: 289]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [289]
- GenericResultAtLocation [Line: 370]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [370]
- GenericResultAtLocation [Line: 408]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [408]
- GenericResultAtLocation [Line: 434]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [434]
- GenericResultAtLocation [Line: 800]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [800]
* 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 3 locations. The remainder module has 122 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 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, 88 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 88 mSDsluCounter, 176 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 81 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 95 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 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: 66]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L132] int pumpRunning = 0;
[L133] int systemActive = 1;
[L291] int waterLevel = 1;
[L292] int methaneLevelCritical = 0;
[L604] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L801] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L874] int retValue_acc ;
[L875] int tmp ;
[L879] FCALL select_helpers()
[L880] FCALL select_features()
[L881] CALL, EXPR valid_product()
[L400] int retValue_acc ;
[L403] retValue_acc = 1
[L404] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L881] RET, EXPR valid_product()
[L881] tmp = valid_product()
[L883] COND TRUE \read(tmp)
[L885] FCALL setup()
[L886] CALL runTest()
[L868] CALL test()
[L57] int splverifierCounter ;
[L58] int tmp ;
[L59] int tmp___0 ;
[L60] int tmp___1 ;
[L61] int tmp___2 ;
[L64] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L66] COND TRUE 1
[L68] COND TRUE splverifierCounter < 4
[L74] tmp = __VERIFIER_nondet_int()
[L76] COND FALSE !(\read(tmp))
[L84] tmp___0 = __VERIFIER_nondet_int()
[L86] COND FALSE !(\read(tmp___0))
[L94] tmp___2 = __VERIFIER_nondet_int()
[L96] COND FALSE !(\read(tmp___2))
[L102] tmp___1 = __VERIFIER_nondet_int()
[L104] COND FALSE !(\read(tmp___1))
[L113] CALL timeShift()
[L140] COND FALSE !(\read(pumpRunning))
[L147] COND TRUE \read(systemActive)
[L149] FCALL processEnvironment()
[L155] CALL __utac_acc__Specification1_spec__1()
[L410] int tmp ;
[L411] int tmp___0 ;
[L415] CALL, EXPR isMethaneLevelCritical()
[L330] int retValue_acc ;
[L333] retValue_acc = methaneLevelCritical
[L334] return (retValue_acc);
[L415] RET, EXPR isMethaneLevelCritical()
[L415] tmp = isMethaneLevelCritical()
[L417] COND FALSE !(\read(tmp))
[L155] RET __utac_acc__Specification1_spec__1()
[L113] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 66]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L132] int pumpRunning = 0;
[L133] int systemActive = 1;
[L291] int waterLevel = 1;
[L292] int methaneLevelCritical = 0;
[L604] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L801] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L874] int retValue_acc ;
[L875] int tmp ;
[L879] FCALL select_helpers()
[L880] FCALL select_features()
[L881] CALL, EXPR valid_product()
[L400] int retValue_acc ;
[L403] retValue_acc = 1
[L404] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L881] RET, EXPR valid_product()
[L881] tmp = valid_product()
[L883] COND TRUE \read(tmp)
[L885] FCALL setup()
[L886] CALL runTest()
[L868] CALL test()
[L57] int splverifierCounter ;
[L58] int tmp ;
[L59] int tmp___0 ;
[L60] int tmp___1 ;
[L61] int tmp___2 ;
[L64] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L66] COND TRUE 1
[L68] COND TRUE splverifierCounter < 4
[L74] tmp = __VERIFIER_nondet_int()
[L76] COND FALSE !(\read(tmp))
[L84] tmp___0 = __VERIFIER_nondet_int()
[L86] COND FALSE !(\read(tmp___0))
[L94] tmp___2 = __VERIFIER_nondet_int()
[L96] COND FALSE !(\read(tmp___2))
[L102] tmp___1 = __VERIFIER_nondet_int()
[L104] COND FALSE !(\read(tmp___1))
[L113] CALL timeShift()
[L140] COND FALSE !(\read(pumpRunning))
[L147] COND TRUE \read(systemActive)
[L149] FCALL processEnvironment()
[L155] CALL __utac_acc__Specification1_spec__1()
[L410] int tmp ;
[L411] int tmp___0 ;
[L415] CALL, EXPR isMethaneLevelCritical()
[L330] int retValue_acc ;
[L333] retValue_acc = methaneLevelCritical
[L334] return (retValue_acc);
[L415] RET, EXPR isMethaneLevelCritical()
[L415] tmp = isMethaneLevelCritical()
[L417] COND FALSE !(\read(tmp))
[L155] RET __utac_acc__Specification1_spec__1()
[L113] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 18:25:42,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f812f94d-c808-4576-89d3-aa2f086a1ea1/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with 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)