./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product57.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 5e519f3a
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --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 909de5fe3a7d5a638d67615e2b4d48b563eefeab07033d1b2a29843c731be596
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-5e519f3
[2022-11-02 20:31:28,883 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-02 20:31:28,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-02 20:31:28,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-02 20:31:28,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-02 20:31:28,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-02 20:31:28,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-02 20:31:28,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-02 20:31:28,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-02 20:31:28,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-02 20:31:28,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-02 20:31:28,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-02 20:31:28,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-02 20:31:28,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-02 20:31:28,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-02 20:31:28,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-02 20:31:28,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-02 20:31:28,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-02 20:31:28,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-02 20:31:28,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-02 20:31:28,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-02 20:31:28,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-02 20:31:28,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-02 20:31:28,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-02 20:31:28,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-02 20:31:28,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-02 20:31:28,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-02 20:31:28,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-02 20:31:28,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-02 20:31:28,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-02 20:31:28,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-02 20:31:28,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-02 20:31:28,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-02 20:31:28,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-02 20:31:28,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-02 20:31:28,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-02 20:31:28,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-02 20:31:28,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-02 20:31:28,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-02 20:31:28,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-02 20:31:28,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-02 20:31:28,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf
[2022-11-02 20:31:28,984 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-02 20:31:28,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-02 20:31:28,985 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-02 20:31:28,985 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-02 20:31:28,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-02 20:31:28,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-02 20:31:28,987 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-02 20:31:28,987 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2022-11-02 20:31:28,988 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2022-11-02 20:31:28,988 INFO L138 SettingsManager]: * Use old map elimination=false
[2022-11-02 20:31:28,988 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2022-11-02 20:31:28,988 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2022-11-02 20:31:28,988 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2022-11-02 20:31:28,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-02 20:31:28,989 INFO L138 SettingsManager]: * sizeof long=4
[2022-11-02 20:31:28,989 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-11-02 20:31:28,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-02 20:31:28,990 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-11-02 20:31:28,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-02 20:31:28,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2022-11-02 20:31:28,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2022-11-02 20:31:28,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2022-11-02 20:31:28,991 INFO L138 SettingsManager]: * sizeof long double=12
[2022-11-02 20:31:28,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-02 20:31:28,991 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2022-11-02 20:31:28,991 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-02 20:31:28,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2022-11-02 20:31:28,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-02 20:31:28,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-02 20:31:28,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-02 20:31:28,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-02 20:31:28,993 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-11-02 20:31:28,994 INFO L138 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_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 909de5fe3a7d5a638d67615e2b4d48b563eefeab07033d1b2a29843c731be596
[2022-11-02 20:31:29,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-02 20:31:29,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-02 20:31:29,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-02 20:31:29,275 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-02 20:31:29,276 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-02 20:31:29,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/minepump_spec2_product57.cil.c
[2022-11-02 20:31:29,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/data/76da37156/edac9b0d2d4749bfb9fc75fa62184f32/FLAG29b67e12c
[2022-11-02 20:31:29,975 INFO L306 CDTParser]: Found 1 translation units.
[2022-11-02 20:31:29,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/sv-benchmarks/c/product-lines/minepump_spec2_product57.cil.c
[2022-11-02 20:31:30,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/data/76da37156/edac9b0d2d4749bfb9fc75fa62184f32/FLAG29b67e12c
[2022-11-02 20:31:30,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/data/76da37156/edac9b0d2d4749bfb9fc75fa62184f32
[2022-11-02 20:31:30,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-02 20:31:30,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-02 20:31:30,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-02 20:31:30,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-02 20:31:30,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-02 20:31:30,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@615f412d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30, skipping insertion in model container
[2022-11-02 20:31:30,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-02 20:31:30,330 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-02 20:31:30,702 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/sv-benchmarks/c/product-lines/minepump_spec2_product57.cil.c[19040,19053]
[2022-11-02 20:31:30,702 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:31:30,722 INFO L203 MainTranslator]: Completed pre-run
[2022-11-02 20:31:30,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/sv-benchmarks/c/product-lines/minepump_spec2_product57.cil.c[19040,19053]
[2022-11-02 20:31:30,855 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:31:30,873 INFO L208 MainTranslator]: Completed translation
[2022-11-02 20:31:30,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30 WrapperNode
[2022-11-02 20:31:30,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-02 20:31:30,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-02 20:31:30,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-02 20:31:30,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-02 20:31:30,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,979 INFO L138 Inliner]: procedures = 57, calls = 157, calls flagged for inlining = 54, calls inlined = 96, statements flattened = 741
[2022-11-02 20:31:30,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-02 20:31:30,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-02 20:31:30,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-02 20:31:30,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-02 20:31:30,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:30,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:31,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:31,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:31,014 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:31,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:31,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-02 20:31:31,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-02 20:31:31,022 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-02 20:31:31,022 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-02 20:31:31,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (1/1) ...
[2022-11-02 20:31:31,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:31:31,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:31:31,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:31:31,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2022-11-02 20:31:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-11-02 20:31:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-11-02 20:31:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-02 20:31:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-02 20:31:31,209 INFO L235 CfgBuilder]: Building ICFG
[2022-11-02 20:31:31,212 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-02 20:31:31,896 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-02 20:31:31,904 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-02 20:31:31,905 INFO L300 CfgBuilder]: Removed 2 assume(true) statements.
[2022-11-02 20:31:31,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:31 BoogieIcfgContainer
[2022-11-02 20:31:31,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-02 20:31:31,908 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2022-11-02 20:31:31,908 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2022-11-02 20:31:31,915 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2022-11-02 20:31:31,916 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:31:31,917 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:31:30" (1/3) ...
[2022-11-02 20:31:31,918 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e1c5df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:31:31, skipping insertion in model container
[2022-11-02 20:31:31,918 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:31:31,918 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:30" (2/3) ...
[2022-11-02 20:31:31,919 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e1c5df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:31:31, skipping insertion in model container
[2022-11-02 20:31:31,919 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:31:31,919 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:31" (3/3) ...
[2022-11-02 20:31:31,920 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product57.cil.c
[2022-11-02 20:31:32,019 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2022-11-02 20:31:32,020 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2022-11-02 20:31:32,020 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2022-11-02 20:31:32,020 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2022-11-02 20:31:32,020 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2022-11-02 20:31:32,020 INFO L308 stractBuchiCegarLoop]: Difference is false
[2022-11-02 20:31:32,021 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2022-11-02 20:31:32,021 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2022-11-02 20:31:32,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 190 states, 189 states have (on average 1.3703703703703705) internal successors, (259), 189 states have internal predecessors, (259), 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)
[2022-11-02 20:31:32,071 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 122
[2022-11-02 20:31:32,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:31:32,072 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:31:32,083 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:32,083 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:32,084 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2022-11-02 20:31:32,087 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 190 states, 189 states have (on average 1.3703703703703705) internal successors, (259), 189 states have internal predecessors, (259), 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)
[2022-11-02 20:31:32,104 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 122
[2022-11-02 20:31:32,104 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:31:32,105 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:31:32,106 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:32,106 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:32,125 INFO L748 eck$LassoCheckResult]: Stem: 172#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 63#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~6#1, main_~tmp~0#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 93#L75true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 182#L68true 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; 41#L83true main_#t~ret10#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1; 131#L286true assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 102#L260true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 18#L308true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_~splverifierCounter~0#1, test_~tmp~7#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~7#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 51#L568-2true
[2022-11-02 20:31:32,126 INFO L750 eck$LassoCheckResult]: Loop: 51#L568-2true assume !false; 53#L569true assume test_~splverifierCounter~0#1 < 4; 62#L570true test_~tmp~7#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 73#L578true assume !(0 != test_~tmp~7#1); 176#L578-2true test_~tmp___0~3#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 142#L588true assume !(0 != test_~tmp___0~3#1); 162#L588-2true test_~tmp___2~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 169#L598true assume 0 != test_~tmp___2~0#1; 97#L604-2true assume { :begin_inline_timeShift } true; 156#L350true assume !(0 != ~pumpRunning~0); 164#L350-2true assume !(0 != ~systemActive~0); 155#L357-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret11#1, __utac_acc__Specification2_spec__2_#t~ret12#1, __utac_acc__Specification2_spec__2_~tmp~1#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~1#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#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; 31#L139-2true __utac_acc__Specification2_spec__2_#t~ret11#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~1#1 := __utac_acc__Specification2_spec__2_#t~ret11#1;havoc __utac_acc__Specification2_spec__2_#t~ret11#1; 190#L319true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~1#1);~methAndRunningLastTime~0 := 0; 157#L319-1true assume { :end_inline___utac_acc__Specification2_spec__2 } true; 24#L367true assume { :end_inline_timeShift } true; 51#L568-2true
[2022-11-02 20:31:32,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:32,132 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2022-11-02 20:31:32,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:32,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079803182]
[2022-11-02 20:31:32,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:32,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:32,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:32,406 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:31:32,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:32,409 INFO L85 PathProgramCache]: Analyzing trace with hash 265031466, now seen corresponding path program 1 times
[2022-11-02 20:31:32,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:32,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574203297]
[2022-11-02 20:31:32,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:32,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:32,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:32,446 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:31:32,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:32,448 INFO L85 PathProgramCache]: Analyzing trace with hash 102744083, now seen corresponding path program 1 times
[2022-11-02 20:31:32,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:32,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807619385]
[2022-11-02 20:31:32,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:32,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:31:32,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:31:32,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:31:32,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807619385]
[2022-11-02 20:31:32,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807619385] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:31:32,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:31:32,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-11-02 20:31:32,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536741968]
[2022-11-02 20:31:32,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:31:32,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:31:33,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-11-02 20:31:33,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2022-11-02 20:31:33,023 INFO L87 Difference]: Start difference. First operand has 190 states, 189 states have (on average 1.3703703703703705) internal successors, (259), 189 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 20:31:33,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:31:33,162 INFO L93 Difference]: Finished difference Result 187 states and 245 transitions.
[2022-11-02 20:31:33,164 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 187 states and 245 transitions.
[2022-11-02 20:31:33,169 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 118
[2022-11-02 20:31:33,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 187 states to 177 states and 235 transitions.
[2022-11-02 20:31:33,185 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177
[2022-11-02 20:31:33,187 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 177
[2022-11-02 20:31:33,190 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 235 transitions.
[2022-11-02 20:31:33,192 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-11-02 20:31:33,193 INFO L218 hiAutomatonCegarLoop]: Abstraction has 177 states and 235 transitions.
[2022-11-02 20:31:33,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 235 transitions.
[2022-11-02 20:31:33,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177.
[2022-11-02 20:31:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 177 states have (on average 1.3276836158192091) internal successors, (235), 176 states have internal predecessors, (235), 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)
[2022-11-02 20:31:33,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 235 transitions.
[2022-11-02 20:31:33,232 INFO L240 hiAutomatonCegarLoop]: Abstraction has 177 states and 235 transitions.
[2022-11-02 20:31:33,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2022-11-02 20:31:33,237 INFO L428 stractBuchiCegarLoop]: Abstraction has 177 states and 235 transitions.
[2022-11-02 20:31:33,237 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2022-11-02 20:31:33,238 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 177 states and 235 transitions.
[2022-11-02 20:31:33,241 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 118
[2022-11-02 20:31:33,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:31:33,241 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:31:33,242 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:33,242 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:33,242 INFO L748 eck$LassoCheckResult]: Stem: 570#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 488#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~6#1, main_~tmp~0#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 489#L75 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 528#L68 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; 463#L83 main_#t~ret10#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1; 464#L286 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 534#L260 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 423#L308 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_~splverifierCounter~0#1, test_~tmp~7#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~7#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 424#L568-2
[2022-11-02 20:31:33,243 INFO L750 eck$LassoCheckResult]: Loop: 424#L568-2 assume !false; 475#L569 assume test_~splverifierCounter~0#1 < 4; 476#L570 test_~tmp~7#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 487#L578 assume !(0 != test_~tmp~7#1); 491#L578-2 test_~tmp___0~3#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 558#L588 assume !(0 != test_~tmp___0~3#1); 559#L588-2 test_~tmp___2~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 568#L598 assume 0 != test_~tmp___2~0#1; 511#L604-2 assume { :begin_inline_timeShift } true; 531#L350 assume !(0 != ~pumpRunning~0); 502#L350-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret14#1, processEnvironment_~tmp~3#1;havoc processEnvironment_~tmp~3#1; 567#L408 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~2#1; 433#L382-2 assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 435#L374-3 assume { :end_inline_processEnvironment__wrappee__base } true; 447#L382-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 468#L408-1 assume { :end_inline_processEnvironment } true; 557#L357-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret11#1, __utac_acc__Specification2_spec__2_#t~ret12#1, __utac_acc__Specification2_spec__2_~tmp~1#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~1#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#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; 444#L139-2 __utac_acc__Specification2_spec__2_#t~ret11#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~1#1 := __utac_acc__Specification2_spec__2_#t~ret11#1;havoc __utac_acc__Specification2_spec__2_#t~ret11#1; 445#L319 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~1#1);~methAndRunningLastTime~0 := 0; 406#L319-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 432#L367 assume { :end_inline_timeShift } true; 424#L568-2
[2022-11-02 20:31:33,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:33,244 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2022-11-02 20:31:33,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:33,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073410401]
[2022-11-02 20:31:33,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:33,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,269 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:31:33,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:33,270 INFO L85 PathProgramCache]: Analyzing trace with hash -402659817, now seen corresponding path program 1 times
[2022-11-02 20:31:33,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:33,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723421778]
[2022-11-02 20:31:33,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:33,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:31:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:31:33,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:31:33,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723421778]
[2022-11-02 20:31:33,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723421778] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:31:33,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:31:33,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:31:33,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478991794]
[2022-11-02 20:31:33,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:31:33,293 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2022-11-02 20:31:33,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:31:33,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:31:33,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:31:33,295 INFO L87 Difference]: Start difference. First operand 177 states and 235 transitions. cyclomatic complexity: 60 Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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)
[2022-11-02 20:31:33,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:31:33,463 INFO L93 Difference]: Finished difference Result 241 states and 309 transitions.
[2022-11-02 20:31:33,463 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 241 states and 309 transitions.
[2022-11-02 20:31:33,467 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 166
[2022-11-02 20:31:33,469 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 241 states to 241 states and 309 transitions.
[2022-11-02 20:31:33,469 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 241
[2022-11-02 20:31:33,470 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 241
[2022-11-02 20:31:33,470 INFO L73 IsDeterministic]: Start isDeterministic. Operand 241 states and 309 transitions.
[2022-11-02 20:31:33,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-11-02 20:31:33,471 INFO L218 hiAutomatonCegarLoop]: Abstraction has 241 states and 309 transitions.
[2022-11-02 20:31:33,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states and 309 transitions.
[2022-11-02 20:31:33,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241.
[2022-11-02 20:31:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 241 states have (on average 1.2821576763485478) internal successors, (309), 240 states have internal predecessors, (309), 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)
[2022-11-02 20:31:33,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 309 transitions.
[2022-11-02 20:31:33,497 INFO L240 hiAutomatonCegarLoop]: Abstraction has 241 states and 309 transitions.
[2022-11-02 20:31:33,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:31:33,499 INFO L428 stractBuchiCegarLoop]: Abstraction has 241 states and 309 transitions.
[2022-11-02 20:31:33,499 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2022-11-02 20:31:33,499 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 241 states and 309 transitions.
[2022-11-02 20:31:33,502 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 166
[2022-11-02 20:31:33,502 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:31:33,502 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:31:33,503 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:33,503 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:31:33,503 INFO L748 eck$LassoCheckResult]: Stem: 1000#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 912#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~6#1, main_~tmp~0#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 913#L75 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 952#L68 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; 886#L83 main_#t~ret10#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1; 887#L286 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 960#L260 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 847#L308 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_~splverifierCounter~0#1, test_~tmp~7#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~7#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 848#L568-2
[2022-11-02 20:31:33,504 INFO L750 eck$LassoCheckResult]: Loop: 848#L568-2 assume !false; 897#L569 assume test_~splverifierCounter~0#1 < 4; 899#L570 test_~tmp~7#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 911#L578 assume !(0 != test_~tmp~7#1); 915#L578-2 test_~tmp___0~3#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 985#L588 assume !(0 != test_~tmp___0~3#1); 986#L588-2 test_~tmp___2~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 998#L598 assume 0 != test_~tmp___2~0#1; 932#L604-2 assume { :begin_inline_timeShift } true; 954#L350 assume !(0 != ~pumpRunning~0); 996#L350-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret14#1, processEnvironment_~tmp~3#1;havoc processEnvironment_~tmp~3#1; 997#L408 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~2#1; 857#L382-2 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret25#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~5#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~5#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; 858#L179-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; 970#L184-1 isHighWaterLevel_#t~ret25#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~5#1 := isHighWaterLevel_#t~ret25#1;havoc isHighWaterLevel_#t~ret25#1; 980#L528-3 assume 0 != isHighWaterLevel_~tmp~5#1;isHighWaterLevel_~tmp___0~1#1 := 0; 981#L528-5 isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; 819#L534-1 processEnvironment__wrappee__highWaterSensor_#t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~2#1 := processEnvironment__wrappee__highWaterSensor_#t~ret13#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1; 820#L386-3 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~2#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 869#L374-2 assume { :end_inline_processEnvironment__wrappee__base } true; 870#L382-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 892#L408-1 assume { :end_inline_processEnvironment } true; 984#L357-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret11#1, __utac_acc__Specification2_spec__2_#t~ret12#1, __utac_acc__Specification2_spec__2_~tmp~1#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~1#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#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; 867#L139-2 __utac_acc__Specification2_spec__2_#t~ret11#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~1#1 := __utac_acc__Specification2_spec__2_#t~ret11#1;havoc __utac_acc__Specification2_spec__2_#t~ret11#1; 868#L319 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~1#1);~methAndRunningLastTime~0 := 0; 830#L319-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 856#L367 assume { :end_inline_timeShift } true; 848#L568-2
[2022-11-02 20:31:33,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:33,504 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times
[2022-11-02 20:31:33,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:33,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306128896]
[2022-11-02 20:31:33,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:33,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,526 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:31:33,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:33,527 INFO L85 PathProgramCache]: Analyzing trace with hash -114357681, now seen corresponding path program 1 times
[2022-11-02 20:31:33,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:33,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371230483]
[2022-11-02 20:31:33,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:33,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:31:33,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:31:33,544 INFO L85 PathProgramCache]: Analyzing trace with hash 56417734, now seen corresponding path program 1 times
[2022-11-02 20:31:33,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:31:33,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736812361]
[2022-11-02 20:31:33,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:31:33,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:31:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:33,574 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:31:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:37,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:31:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:31:38,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:31:38 BoogieIcfgContainer
[2022-11-02 20:31:38,081 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2022-11-02 20:31:38,082 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-02 20:31:38,082 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-02 20:31:38,082 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-02 20:31:38,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:31" (3/4) ...
[2022-11-02 20:31:38,086 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2022-11-02 20:31:38,163 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/witness.graphml
[2022-11-02 20:31:38,164 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-02 20:31:38,165 INFO L158 Benchmark]: Toolchain (without parser) took 7913.96ms. Allocated memory was 119.5MB in the beginning and 201.3MB in the end (delta: 81.8MB). Free memory was 83.4MB in the beginning and 94.8MB in the end (delta: -11.4MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,165 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:31:38,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.23ms. Allocated memory is still 119.5MB. Free memory was 83.1MB in the beginning and 83.0MB in the end (delta: 122.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.72ms. Allocated memory is still 119.5MB. Free memory was 83.0MB in the beginning and 79.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,166 INFO L158 Benchmark]: Boogie Preprocessor took 40.12ms. Allocated memory is still 119.5MB. Free memory was 79.3MB in the beginning and 76.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,167 INFO L158 Benchmark]: RCFGBuilder took 885.93ms. Allocated memory is still 119.5MB. Free memory was 76.7MB in the beginning and 92.2MB in the end (delta: -15.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,167 INFO L158 Benchmark]: BuchiAutomizer took 6173.21ms. Allocated memory was 119.5MB in the beginning and 201.3MB in the end (delta: 81.8MB). Free memory was 92.1MB in the beginning and 97.9MB in the end (delta: -5.9MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,168 INFO L158 Benchmark]: Witness Printer took 81.83ms. Allocated memory is still 201.3MB. Free memory was 97.9MB in the beginning and 94.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:31:38,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 620.23ms. Allocated memory is still 119.5MB. Free memory was 83.1MB in the beginning and 83.0MB in the end (delta: 122.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 104.72ms. Allocated memory is still 119.5MB. Free memory was 83.0MB in the beginning and 79.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.12ms. Allocated memory is still 119.5MB. Free memory was 79.3MB in the beginning and 76.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 885.93ms. Allocated memory is still 119.5MB. Free memory was 76.7MB in the beginning and 92.2MB in the end (delta: -15.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB.
* BuchiAutomizer took 6173.21ms. Allocated memory was 119.5MB in the beginning and 201.3MB in the end (delta: 81.8MB). Free memory was 92.1MB in the beginning and 97.9MB in the end (delta: -5.9MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB.
* Witness Printer took 81.83ms. Allocated memory is still 201.3MB. Free memory was 97.9MB in the beginning and 94.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 241 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 6.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.4s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 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, 893 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 893 mSDsluCounter, 571 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 111 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 460 mSDtfsCounter, 38 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 568]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L96] int waterLevel = 1;
[L97] int methaneLevelCritical = 0;
[L199] int cleanupTimeShifts = 4;
[L302] int methAndRunningLastTime ;
[L343] int pumpRunning = 0;
[L344] int systemActive = 1;
[L792] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L277] int retValue_acc ;
[L278] int tmp ;
[L282] FCALL select_helpers()
[L283] FCALL select_features()
[L284] CALL, EXPR valid_product()
[L79] int retValue_acc ;
[L82] retValue_acc = 1
[L83] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L284] RET, EXPR valid_product()
[L284] tmp = valid_product()
[L286] COND TRUE \read(tmp)
[L288] FCALL setup()
[L289] CALL runTest()
[L270] CALL __utac_acc__Specification2_spec__1()
[L307] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L270] RET __utac_acc__Specification2_spec__1()
[L271] CALL test()
[L559] int splverifierCounter ;
[L560] int tmp ;
[L561] int tmp___0 ;
[L562] int tmp___1 ;
[L563] int tmp___2 ;
[L566] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L568] COND TRUE 1
[L570] COND TRUE splverifierCounter < 4
[L576] tmp = __VERIFIER_nondet_int()
[L578] COND FALSE !(\read(tmp))
[L586] tmp___0 = __VERIFIER_nondet_int()
[L588] COND FALSE !(\read(tmp___0))
[L596] tmp___2 = __VERIFIER_nondet_int()
[L598] COND TRUE \read(tmp___2)
[L611] CALL timeShift()
[L350] COND FALSE !(\read(pumpRunning))
[L357] COND TRUE \read(systemActive)
[L359] CALL processEnvironment()
[L405] int tmp ;
[L408] COND FALSE !(\read(pumpRunning))
[L423] CALL processEnvironment__wrappee__highWaterSensor()
[L379] int tmp ;
[L382] COND TRUE ! pumpRunning
[L384] CALL, EXPR isHighWaterLevel()
[L520] int retValue_acc ;
[L521] int tmp ;
[L522] int tmp___0 ;
[L526] CALL, EXPR isHighWaterSensorDry()
[L176] int retValue_acc ;
[L179] COND TRUE waterLevel < 2
[L180] retValue_acc = 1
[L181] return (retValue_acc);
[L526] RET, EXPR isHighWaterSensorDry()
[L526] tmp = isHighWaterSensorDry()
[L528] COND TRUE \read(tmp)
[L529] tmp___0 = 0
[L533] retValue_acc = tmp___0
[L534] return (retValue_acc);
[L384] RET, EXPR isHighWaterLevel()
[L384] tmp = isHighWaterLevel()
[L386] COND FALSE !(\read(tmp))
[L392] FCALL processEnvironment__wrappee__base()
[L423] RET processEnvironment__wrappee__highWaterSensor()
[L359] RET processEnvironment()
[L365] CALL __utac_acc__Specification2_spec__2()
[L312] int tmp ;
[L313] int tmp___0 ;
[L317] CALL, EXPR isMethaneLevelCritical()
[L135] int retValue_acc ;
[L138] retValue_acc = methaneLevelCritical
[L139] return (retValue_acc);
[L317] RET, EXPR isMethaneLevelCritical()
[L317] tmp = isMethaneLevelCritical()
[L319] COND FALSE !(\read(tmp))
[L335] methAndRunningLastTime = 0
[L365] RET __utac_acc__Specification2_spec__2()
[L611] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 568]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L96] int waterLevel = 1;
[L97] int methaneLevelCritical = 0;
[L199] int cleanupTimeShifts = 4;
[L302] int methAndRunningLastTime ;
[L343] int pumpRunning = 0;
[L344] int systemActive = 1;
[L792] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L277] int retValue_acc ;
[L278] int tmp ;
[L282] FCALL select_helpers()
[L283] FCALL select_features()
[L284] CALL, EXPR valid_product()
[L79] int retValue_acc ;
[L82] retValue_acc = 1
[L83] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L284] RET, EXPR valid_product()
[L284] tmp = valid_product()
[L286] COND TRUE \read(tmp)
[L288] FCALL setup()
[L289] CALL runTest()
[L270] CALL __utac_acc__Specification2_spec__1()
[L307] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L270] RET __utac_acc__Specification2_spec__1()
[L271] CALL test()
[L559] int splverifierCounter ;
[L560] int tmp ;
[L561] int tmp___0 ;
[L562] int tmp___1 ;
[L563] int tmp___2 ;
[L566] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L568] COND TRUE 1
[L570] COND TRUE splverifierCounter < 4
[L576] tmp = __VERIFIER_nondet_int()
[L578] COND FALSE !(\read(tmp))
[L586] tmp___0 = __VERIFIER_nondet_int()
[L588] COND FALSE !(\read(tmp___0))
[L596] tmp___2 = __VERIFIER_nondet_int()
[L598] COND TRUE \read(tmp___2)
[L611] CALL timeShift()
[L350] COND FALSE !(\read(pumpRunning))
[L357] COND TRUE \read(systemActive)
[L359] CALL processEnvironment()
[L405] int tmp ;
[L408] COND FALSE !(\read(pumpRunning))
[L423] CALL processEnvironment__wrappee__highWaterSensor()
[L379] int tmp ;
[L382] COND TRUE ! pumpRunning
[L384] CALL, EXPR isHighWaterLevel()
[L520] int retValue_acc ;
[L521] int tmp ;
[L522] int tmp___0 ;
[L526] CALL, EXPR isHighWaterSensorDry()
[L176] int retValue_acc ;
[L179] COND TRUE waterLevel < 2
[L180] retValue_acc = 1
[L181] return (retValue_acc);
[L526] RET, EXPR isHighWaterSensorDry()
[L526] tmp = isHighWaterSensorDry()
[L528] COND TRUE \read(tmp)
[L529] tmp___0 = 0
[L533] retValue_acc = tmp___0
[L534] return (retValue_acc);
[L384] RET, EXPR isHighWaterLevel()
[L384] tmp = isHighWaterLevel()
[L386] COND FALSE !(\read(tmp))
[L392] FCALL processEnvironment__wrappee__base()
[L423] RET processEnvironment__wrappee__highWaterSensor()
[L359] RET processEnvironment()
[L365] CALL __utac_acc__Specification2_spec__2()
[L312] int tmp ;
[L313] int tmp___0 ;
[L317] CALL, EXPR isMethaneLevelCritical()
[L135] int retValue_acc ;
[L138] retValue_acc = methaneLevelCritical
[L139] return (retValue_acc);
[L317] RET, EXPR isMethaneLevelCritical()
[L317] tmp = isMethaneLevelCritical()
[L319] COND FALSE !(\read(tmp))
[L335] methAndRunningLastTime = 0
[L365] RET __utac_acc__Specification2_spec__2()
[L611] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2022-11-02 20:31:38,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dff747-acf0-4d4a-8e9b-fc556742c6ea/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)