./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product20.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_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/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_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/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_2a8bc75c-dd6c-4fff-826f-156740b9415e/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 5bb0c67d0f3b897df6aba0c402ea453b42e61f1d6e102d991db16c73430a771e
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 08:04:18,829 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 08:04:18,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf
[2023-11-19 08:04:18,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 08:04:18,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 08:04:18,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 08:04:18,940 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 08:04:18,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 08:04:18,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 08:04:18,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 08:04:18,943 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 08:04:18,944 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 08:04:18,945 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-19 08:04:18,945 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-19 08:04:18,946 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-19 08:04:18,947 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-19 08:04:18,947 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 08:04:18,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 08:04:18,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-19 08:04:18,949 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 08:04:18,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 08:04:18,951 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 08:04:18,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 08:04:18,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 08:04:18,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 08:04:18,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 08:04:18,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 08:04:18,954 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 08:04:18,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 08:04:18,955 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-19 08:04:18,955 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 08:04:18,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 08:04:18,956 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 08:04:18,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 08:04:18,957 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 08:04:18,957 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 08:04:18,958 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_2a8bc75c-dd6c-4fff-826f-156740b9415e/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bb0c67d0f3b897df6aba0c402ea453b42e61f1d6e102d991db16c73430a771e
[2023-11-19 08:04:19,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 08:04:19,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 08:04:19,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 08:04:19,286 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 08:04:19,288 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 08:04:19,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c
[2023-11-19 08:04:22,363 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 08:04:22,720 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 08:04:22,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c
[2023-11-19 08:04:22,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/data/9527efb8a/f8516605534b4cfb8616236f01a4f88d/FLAG61f0e9834
[2023-11-19 08:04:22,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/data/9527efb8a/f8516605534b4cfb8616236f01a4f88d
[2023-11-19 08:04:22,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 08:04:22,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 08:04:22,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 08:04:22,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 08:04:22,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 08:04:22,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:22" (1/1) ...
[2023-11-19 08:04:22,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509496ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:22, skipping insertion in model container
[2023-11-19 08:04:22,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:22" (1/1) ...
[2023-11-19 08:04:22,857 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 08:04:23,139 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:04:23,170 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 08:04:23,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49]
[2023-11-19 08:04:23,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87]
[2023-11-19 08:04:23,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [183]
[2023-11-19 08:04:23,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [282]
[2023-11-19 08:04:23,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [648]
[2023-11-19 08:04:23,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [657]
[2023-11-19 08:04:23,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [684]
[2023-11-19 08:04:23,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [863]
[2023-11-19 08:04:23,291 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:04:23,328 INFO L206 MainTranslator]: Completed translation
[2023-11-19 08:04:23,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23 WrapperNode
[2023-11-19 08:04:23,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 08:04:23,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 08:04:23,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 08:04:23,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 08:04:23,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,390 INFO L138 Inliner]: procedures = 54, calls = 97, calls flagged for inlining = 50, calls inlined = 53, statements flattened = 337
[2023-11-19 08:04:23,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 08:04:23,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 08:04:23,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 08:04:23,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 08:04:23,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 08:04:23,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 08:04:23,432 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 08:04:23,432 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 08:04:23,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (1/1) ...
[2023-11-19 08:04:23,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:04:23,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:04:23,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:04:23,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 08:04:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 08:04:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 08:04:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 08:04:23,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 08:04:23,589 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 08:04:23,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 08:04:23,993 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 08:04:24,002 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 08:04:24,003 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 08:04:24,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:24 BoogieIcfgContainer
[2023-11-19 08:04:24,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 08:04:24,020 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 08:04:24,020 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 08:04:24,024 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-19 08:04:24,026 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:04:24,027 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:04:22" (1/3) ...
[2023-11-19 08:04:24,028 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@299cce5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:04:24, skipping insertion in model container
[2023-11-19 08:04:24,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:04:24,029 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:23" (2/3) ...
[2023-11-19 08:04:24,029 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@299cce5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:04:24, skipping insertion in model container
[2023-11-19 08:04:24,031 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:04:24,031 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:24" (3/3) ...
[2023-11-19 08:04:24,033 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product20.cil.c
[2023-11-19 08:04:24,090 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 08:04:24,090 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-19 08:04:24,090 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 08:04:24,091 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 08:04:24,091 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 08:04:24,091 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-19 08:04:24,091 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 08:04:24,091 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 08:04:24,096 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 110 states, 109 states have (on average 1.348623853211009) internal successors, (147), 109 states have internal predecessors, (147), 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 08:04:24,119 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71
[2023-11-19 08:04:24,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:04:24,119 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:04:24,125 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:24,125 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 08:04:24,126 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 08:04:24,126 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 110 states, 109 states have (on average 1.348623853211009) internal successors, (147), 109 states have internal predecessors, (147), 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 08:04:24,134 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71
[2023-11-19 08:04:24,135 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:04:24,135 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:04:24,136 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:24,136 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 08:04:24,142 INFO L748 eck$LassoCheckResult]: Stem: 21#$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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 26#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret10#1, main_~retValue_acc~5#1, main_~tmp~0#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 17#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 92#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; 79#valid_product_returnLabel#1true main_#t~ret10#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1; 56#L269true assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 63#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_~splverifierCounter~0#1, test_~tmp~7#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~7#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 103#L874-2true
[2023-11-19 08:04:24,143 INFO L750 eck$LassoCheckResult]: Loop: 103#L874-2true assume !false; 9#L875true assume test_~splverifierCounter~0#1 < 4; 83#L876true havoc test_#t~nondet47#1;test_~tmp~7#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 18#L884true assume !(0 != test_~tmp~7#1); 33#L884-2true havoc test_#t~nondet48#1;test_~tmp___0~2#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 23#L894true assume !(0 != test_~tmp___0~2#1); 71#L894-2true havoc test_#t~nondet49#1;test_~tmp___2~0#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 15#L904true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 43#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 66#L912-2true assume { :begin_inline_timeShift } true; 34#L696true assume !(0 != ~pumpRunning~0); 14#L696-2true assume !(0 != ~systemActive~0); 37#L703-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret34#1, __utac_acc__Specification4_spec__1_#t~ret35#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~4#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~3#1;havoc getWaterLevel_~retValue_acc~3#1;getWaterLevel_~retValue_acc~3#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~3#1; 54#getWaterLevel_returnLabel#1true __utac_acc__Specification4_spec__1_#t~ret34#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~3#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4#1 := __utac_acc__Specification4_spec__1_#t~ret34#1;havoc __utac_acc__Specification4_spec__1_#t~ret34#1; 25#L667true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~4#1); 88#L667-1true havoc __utac_acc__Specification4_spec__1_#t~ret34#1, __utac_acc__Specification4_spec__1_#t~ret35#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 55#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 103#L874-2true
[2023-11-19 08:04:24,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:24,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2023-11-19 08:04:24,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:24,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376115230]
[2023-11-19 08:04:24,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:24,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:04:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:04:24,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:24,304 INFO L85 PathProgramCache]: Analyzing trace with hash 341332259, now seen corresponding path program 1 times
[2023-11-19 08:04:24,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:24,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130454619]
[2023-11-19 08:04:24,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:24,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:04:24,394 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 08:04:24,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:04:24,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130454619]
[2023-11-19 08:04:24,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130454619] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:04:24,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:04:24,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:04:24,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295594160]
[2023-11-19 08:04:24,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:04:24,402 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 08:04:24,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:04:24,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:04:24,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:04:24,441 INFO L87 Difference]: Start difference. First operand has 110 states, 109 states have (on average 1.348623853211009) internal successors, (147), 109 states have internal predecessors, (147), 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)
[2023-11-19 08:04:24,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:04:24,500 INFO L93 Difference]: Finished difference Result 199 states and 255 transitions.
[2023-11-19 08:04:24,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 199 states and 255 transitions.
[2023-11-19 08:04:24,510 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 128
[2023-11-19 08:04:24,517 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 199 states to 179 states and 234 transitions.
[2023-11-19 08:04:24,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 179
[2023-11-19 08:04:24,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 179
[2023-11-19 08:04:24,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 179 states and 234 transitions.
[2023-11-19 08:04:24,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 08:04:24,523 INFO L218 hiAutomatonCegarLoop]: Abstraction has 179 states and 234 transitions.
[2023-11-19 08:04:24,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states and 234 transitions.
[2023-11-19 08:04:24,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 176.
[2023-11-19 08:04:24,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 176 states have (on average 1.3068181818181819) internal successors, (230), 175 states have internal predecessors, (230), 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 08:04:24,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 230 transitions.
[2023-11-19 08:04:24,573 INFO L240 hiAutomatonCegarLoop]: Abstraction has 176 states and 230 transitions.
[2023-11-19 08:04:24,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:04:24,579 INFO L428 stractBuchiCegarLoop]: Abstraction has 176 states and 230 transitions.
[2023-11-19 08:04:24,579 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 08:04:24,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 176 states and 230 transitions.
[2023-11-19 08:04:24,583 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 125
[2023-11-19 08:04:24,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:04:24,584 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:04:24,585 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:04:24,585 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]
[2023-11-19 08:04:24,585 INFO L748 eck$LassoCheckResult]: Stem: 382#$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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 383#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret10#1, main_~retValue_acc~5#1, main_~tmp~0#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 373#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 374#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; 367#valid_product_returnLabel#1 main_#t~ret10#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1; 368#L269 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 320#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_~splverifierCounter~0#1, test_~tmp~7#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~7#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 321#L874-2
[2023-11-19 08:04:24,586 INFO L750 eck$LassoCheckResult]: Loop: 321#L874-2 assume !false; 345#L875 assume test_~splverifierCounter~0#1 < 4; 346#L876 havoc test_#t~nondet47#1;test_~tmp~7#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 375#L884 assume !(0 != test_~tmp~7#1); 377#L884-2 havoc test_#t~nondet48#1;test_~tmp___0~2#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 388#L894 assume !(0 != test_~tmp___0~2#1); 341#L894-2 havoc test_#t~nondet49#1;test_~tmp___2~0#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 348#L904 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet50#1;test_~tmp___1~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 365#L912 assume !(0 != test_~tmp___1~0#1); 326#L912-2 assume { :begin_inline_timeShift } true; 327#L696 assume !(0 != ~pumpRunning~0); 356#L696-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 364#L728 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 322#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 323#L728-1 havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 402#L703-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret34#1, __utac_acc__Specification4_spec__1_#t~ret35#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~4#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~3#1;havoc getWaterLevel_~retValue_acc~3#1;getWaterLevel_~retValue_acc~3#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~3#1; 403#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret34#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~3#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4#1 := __utac_acc__Specification4_spec__1_#t~ret34#1;havoc __utac_acc__Specification4_spec__1_#t~ret34#1; 394#L667 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~4#1); 390#L667-1 havoc __utac_acc__Specification4_spec__1_#t~ret34#1, __utac_acc__Specification4_spec__1_#t~ret35#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 391#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 321#L874-2
[2023-11-19 08:04:24,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:24,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2023-11-19 08:04:24,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:24,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010593991]
[2023-11-19 08:04:24,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:24,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:04:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,633 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:04:24,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:24,634 INFO L85 PathProgramCache]: Analyzing trace with hash 171629351, now seen corresponding path program 1 times
[2023-11-19 08:04:24,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:24,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037800598]
[2023-11-19 08:04:24,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:24,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:04:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:04:24,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:04:24,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1476368661, now seen corresponding path program 1 times
[2023-11-19 08:04:24,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:04:24,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700460066]
[2023-11-19 08:04:24,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:04:24,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:04:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:04:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:24,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:04:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:26,088 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:04:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:04:26,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:04:26 BoogieIcfgContainer
[2023-11-19 08:04:26,150 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-19 08:04:26,151 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 08:04:26,151 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 08:04:26,151 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 08:04:26,152 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:24" (3/4) ...
[2023-11-19 08:04:26,153 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2023-11-19 08:04:26,223 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 08:04:26,223 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 08:04:26,224 INFO L158 Benchmark]: Toolchain (without parser) took 3453.19ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 149.1MB in the beginning and 177.5MB in the end (delta: -28.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,224 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 130.0MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 08:04:26,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.17ms. Allocated memory is still 180.4MB. Free memory was 149.0MB in the beginning and 135.0MB in the end (delta: 14.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.90ms. Allocated memory is still 180.4MB. Free memory was 135.0MB in the beginning and 132.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,226 INFO L158 Benchmark]: Boogie Preprocessor took 39.26ms. Allocated memory is still 180.4MB. Free memory was 132.9MB in the beginning and 130.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,227 INFO L158 Benchmark]: RCFGBuilder took 587.72ms. Allocated memory is still 180.4MB. Free memory was 130.8MB in the beginning and 141.7MB in the end (delta: -10.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,227 INFO L158 Benchmark]: BuchiAutomizer took 2130.58ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 141.7MB in the beginning and 180.5MB in the end (delta: -38.8MB). Peak memory consumption was 797.3kB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,228 INFO L158 Benchmark]: Witness Printer took 72.27ms. Allocated memory is still 218.1MB. Free memory was 180.5MB in the beginning and 177.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:04:26,235 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.67ms. Allocated memory is still 130.0MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 557.17ms. Allocated memory is still 180.4MB. Free memory was 149.0MB in the beginning and 135.0MB in the end (delta: 14.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 59.90ms. Allocated memory is still 180.4MB. Free memory was 135.0MB in the beginning and 132.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 39.26ms. Allocated memory is still 180.4MB. Free memory was 132.9MB in the beginning and 130.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 587.72ms. Allocated memory is still 180.4MB. Free memory was 130.8MB in the beginning and 141.7MB in the end (delta: -10.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2130.58ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 141.7MB in the beginning and 180.5MB in the end (delta: -38.8MB). Peak memory consumption was 797.3kB. Max. memory is 16.1GB.
* Witness Printer took 72.27ms. Allocated memory is still 218.1MB. Free memory was 180.5MB in the beginning and 177.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 49]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49]
- GenericResultAtLocation [Line: 87]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87]
- GenericResultAtLocation [Line: 183]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [183]
- GenericResultAtLocation [Line: 282]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [282]
- GenericResultAtLocation [Line: 648]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [648]
- GenericResultAtLocation [Line: 657]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [657]
- GenericResultAtLocation [Line: 684]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [684]
- GenericResultAtLocation [Line: 863]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [863]
* 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 176 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. 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, 124 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 124 mSDsluCounter, 248 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 117 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 131 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: 874]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L95] int waterLevel = 1;
[L96] int methaneLevelCritical = 0;
[L184] int cleanupTimeShifts = 4;
[L452] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L689] int pumpRunning = 0;
[L690] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L260] int retValue_acc ;
[L261] int tmp ;
[L265] FCALL select_helpers()
[L266] FCALL select_features()
[L267] CALL, EXPR valid_product()
[L79] int retValue_acc ;
[L82] retValue_acc = 1
[L83] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L267] RET, EXPR valid_product()
[L267] tmp = valid_product()
[L269] COND TRUE \read(tmp)
[L271] FCALL setup()
[L272] CALL runTest()
[L254] CALL test()
[L865] int splverifierCounter ;
[L866] int tmp ;
[L867] int tmp___0 ;
[L868] int tmp___1 ;
[L869] int tmp___2 ;
[L872] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L874] COND TRUE 1
[L876] COND TRUE splverifierCounter < 4
[L882] tmp = __VERIFIER_nondet_int()
[L884] COND FALSE !(\read(tmp))
[L892] tmp___0 = __VERIFIER_nondet_int()
[L894] COND FALSE !(\read(tmp___0))
[L902] tmp___2 = __VERIFIER_nondet_int()
[L904] COND FALSE !(\read(tmp___2))
[L910] tmp___1 = __VERIFIER_nondet_int()
[L912] COND FALSE !(\read(tmp___1))
[L921] CALL timeShift()
[L696] COND FALSE !(\read(pumpRunning))
[L703] COND TRUE \read(systemActive)
[L705] CALL processEnvironment()
[L725] int tmp ;
[L728] COND FALSE !(\read(pumpRunning))
[L743] FCALL processEnvironment__wrappee__base()
[L705] RET processEnvironment()
[L711] CALL __utac_acc__Specification4_spec__1()
[L660] int tmp ;
[L661] int tmp___0 ;
[L665] CALL, EXPR getWaterLevel()
[L166] int retValue_acc ;
[L169] retValue_acc = waterLevel
[L170] return (retValue_acc);
[L665] RET, EXPR getWaterLevel()
[L665] tmp = getWaterLevel()
[L667] COND FALSE !(tmp == 0)
[L711] RET __utac_acc__Specification4_spec__1()
[L921] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 874]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L95] int waterLevel = 1;
[L96] int methaneLevelCritical = 0;
[L184] int cleanupTimeShifts = 4;
[L452] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L689] int pumpRunning = 0;
[L690] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L260] int retValue_acc ;
[L261] int tmp ;
[L265] FCALL select_helpers()
[L266] FCALL select_features()
[L267] CALL, EXPR valid_product()
[L79] int retValue_acc ;
[L82] retValue_acc = 1
[L83] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L267] RET, EXPR valid_product()
[L267] tmp = valid_product()
[L269] COND TRUE \read(tmp)
[L271] FCALL setup()
[L272] CALL runTest()
[L254] CALL test()
[L865] int splverifierCounter ;
[L866] int tmp ;
[L867] int tmp___0 ;
[L868] int tmp___1 ;
[L869] int tmp___2 ;
[L872] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L874] COND TRUE 1
[L876] COND TRUE splverifierCounter < 4
[L882] tmp = __VERIFIER_nondet_int()
[L884] COND FALSE !(\read(tmp))
[L892] tmp___0 = __VERIFIER_nondet_int()
[L894] COND FALSE !(\read(tmp___0))
[L902] tmp___2 = __VERIFIER_nondet_int()
[L904] COND FALSE !(\read(tmp___2))
[L910] tmp___1 = __VERIFIER_nondet_int()
[L912] COND FALSE !(\read(tmp___1))
[L921] CALL timeShift()
[L696] COND FALSE !(\read(pumpRunning))
[L703] COND TRUE \read(systemActive)
[L705] CALL processEnvironment()
[L725] int tmp ;
[L728] COND FALSE !(\read(pumpRunning))
[L743] FCALL processEnvironment__wrappee__base()
[L705] RET processEnvironment()
[L711] CALL __utac_acc__Specification4_spec__1()
[L660] int tmp ;
[L661] int tmp___0 ;
[L665] CALL, EXPR getWaterLevel()
[L166] int retValue_acc ;
[L169] retValue_acc = waterLevel
[L170] return (retValue_acc);
[L665] RET, EXPR getWaterLevel()
[L665] tmp = getWaterLevel()
[L667] COND FALSE !(tmp == 0)
[L711] RET __utac_acc__Specification4_spec__1()
[L921] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2023-11-19 08:04:26,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a8bc75c-dd6c-4fff-826f-156740b9415e/bin/uautomizer-verify-uCwYo4JHxu/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)