./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 5e519f3a
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_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/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_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/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_e3a79c13-c788-4bb4-9860-b7190f8b32e8/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 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b
--- 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 20:59:15,856 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-02 20:59:15,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-02 20:59:15,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-02 20:59:15,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-02 20:59:15,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-02 20:59:15,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-02 20:59:15,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-02 20:59:15,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-02 20:59:15,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-02 20:59:15,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-02 20:59:15,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-02 20:59:15,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-02 20:59:15,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-02 20:59:15,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-02 20:59:15,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-02 20:59:15,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-02 20:59:15,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-02 20:59:15,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-02 20:59:15,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-02 20:59:15,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-02 20:59:15,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-02 20:59:15,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-02 20:59:15,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-02 20:59:15,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-02 20:59:15,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-02 20:59:15,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-02 20:59:15,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-02 20:59:15,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-02 20:59:15,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-02 20:59:15,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-02 20:59:15,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-02 20:59:15,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-02 20:59:15,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-02 20:59:15,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-02 20:59:15,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-02 20:59:15,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-02 20:59:15,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-02 20:59:15,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-02 20:59:15,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-02 20:59:15,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-02 20:59:15,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf
[2022-11-02 20:59:15,965 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-02 20:59:15,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-02 20:59:15,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-02 20:59:15,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-02 20:59:15,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-02 20:59:15,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-02 20:59:15,968 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-02 20:59:15,969 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2022-11-02 20:59:15,969 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2022-11-02 20:59:15,969 INFO L138 SettingsManager]: * Use old map elimination=false
[2022-11-02 20:59:15,969 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2022-11-02 20:59:15,970 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2022-11-02 20:59:15,970 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2022-11-02 20:59:15,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-02 20:59:15,970 INFO L138 SettingsManager]: * sizeof long=4
[2022-11-02 20:59:15,971 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-11-02 20:59:15,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-02 20:59:15,971 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-11-02 20:59:15,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-02 20:59:15,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2022-11-02 20:59:15,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2022-11-02 20:59:15,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2022-11-02 20:59:15,973 INFO L138 SettingsManager]: * sizeof long double=12
[2022-11-02 20:59:15,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-02 20:59:15,973 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2022-11-02 20:59:15,973 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-02 20:59:15,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2022-11-02 20:59:15,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-02 20:59:15,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-02 20:59:15,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-02 20:59:15,975 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-02 20:59:15,976 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-11-02 20:59:15,976 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_e3a79c13-c788-4bb4-9860-b7190f8b32e8/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b
[2022-11-02 20:59:16,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-02 20:59:16,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-02 20:59:16,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-02 20:59:16,310 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-02 20:59:16,311 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-02 20:59:16,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c
[2022-11-02 20:59:16,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/data/e50bd1523/b9ee2c53a0e945718e4f0c12e2cc71f8/FLAGd134b2ddc
[2022-11-02 20:59:16,827 INFO L306 CDTParser]: Found 1 translation units.
[2022-11-02 20:59:16,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c
[2022-11-02 20:59:16,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/data/e50bd1523/b9ee2c53a0e945718e4f0c12e2cc71f8/FLAGd134b2ddc
[2022-11-02 20:59:17,178 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/data/e50bd1523/b9ee2c53a0e945718e4f0c12e2cc71f8
[2022-11-02 20:59:17,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-02 20:59:17,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-02 20:59:17,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-02 20:59:17,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-02 20:59:17,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-02 20:59:17,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b76516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17, skipping insertion in model container
[2022-11-02 20:59:17,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-02 20:59:17,240 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-02 20:59:17,486 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_e3a79c13-c788-4bb4-9860-b7190f8b32e8/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c[5104,5117]
[2022-11-02 20:59:17,568 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:59:17,584 INFO L203 MainTranslator]: Completed pre-run
[2022-11-02 20:59:17,639 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_e3a79c13-c788-4bb4-9860-b7190f8b32e8/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c[5104,5117]
[2022-11-02 20:59:17,681 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:59:17,705 INFO L208 MainTranslator]: Completed translation
[2022-11-02 20:59:17,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17 WrapperNode
[2022-11-02 20:59:17,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-02 20:59:17,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-02 20:59:17,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-02 20:59:17,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-02 20:59:17,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,793 INFO L138 Inliner]: procedures = 54, calls = 153, calls flagged for inlining = 50, calls inlined = 58, statements flattened = 459
[2022-11-02 20:59:17,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-02 20:59:17,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-02 20:59:17,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-02 20:59:17,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-02 20:59:17,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-02 20:59:17,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-02 20:59:17,838 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-02 20:59:17,838 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-02 20:59:17,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (1/1) ...
[2022-11-02 20:59:17,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:59:17,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:59:17,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:59:17,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2022-11-02 20:59:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-11-02 20:59:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-11-02 20:59:17,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-02 20:59:17,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-02 20:59:18,010 INFO L235 CfgBuilder]: Building ICFG
[2022-11-02 20:59:18,013 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-02 20:59:18,384 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-02 20:59:18,391 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-02 20:59:18,392 INFO L300 CfgBuilder]: Removed 2 assume(true) statements.
[2022-11-02 20:59:18,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:18 BoogieIcfgContainer
[2022-11-02 20:59:18,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-02 20:59:18,395 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2022-11-02 20:59:18,395 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2022-11-02 20:59:18,399 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2022-11-02 20:59:18,400 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:59:18,401 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:59:17" (1/3) ...
[2022-11-02 20:59:18,402 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30e3002b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:59:18, skipping insertion in model container
[2022-11-02 20:59:18,402 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:59:18,402 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:17" (2/3) ...
[2022-11-02 20:59:18,403 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30e3002b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:59:18, skipping insertion in model container
[2022-11-02 20:59:18,403 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:59:18,403 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:18" (3/3) ...
[2022-11-02 20:59:18,404 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product43.cil.c
[2022-11-02 20:59:18,493 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2022-11-02 20:59:18,493 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2022-11-02 20:59:18,493 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2022-11-02 20:59:18,493 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2022-11-02 20:59:18,493 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2022-11-02 20:59:18,493 INFO L308 stractBuchiCegarLoop]: Difference is false
[2022-11-02 20:59:18,493 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2022-11-02 20:59:18,494 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2022-11-02 20:59:18,502 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 121 states, 120 states have (on average 1.3666666666666667) internal successors, (164), 120 states have internal predecessors, (164), 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 20:59:18,534 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78
[2022-11-02 20:59:18,534 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:59:18,534 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:59:18,540 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:59:18,540 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 20:59:18,540 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2022-11-02 20:59:18,541 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 121 states, 120 states have (on average 1.3666666666666667) internal successors, (164), 120 states have internal predecessors, (164), 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 20:59:18,547 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 78
[2022-11-02 20:59:18,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:59:18,547 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:59:18,548 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:59:18,548 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 20:59:18,554 INFO L748 eck$LassoCheckResult]: Stem: 105#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 30#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 67#L541true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 77#L534true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 35#L549true main_#t~ret20#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 87#L410true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 119#L384true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 29#L65-2true
[2022-11-02 20:59:18,555 INFO L750 eck$LassoCheckResult]: Loop: 29#L65-2true assume !false; 26#L66true assume test_~splverifierCounter~0#1 < 4; 104#L67true test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 46#L75true assume !(0 != test_~tmp~0#1); 101#L75-2true test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 27#L85true assume !(0 != test_~tmp___0~0#1); 7#L85-2true test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 80#L95true assume 0 != test_~tmp___2~0#1; 75#L101-2true assume { :begin_inline_timeShift } true; 49#L138true assume !(0 != ~pumpRunning~0); 81#L138-2true assume !(0 != ~systemActive~0); 54#L145-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~8#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 102#L500true __utac_acc__Specification4_spec__1_#t~ret50#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~8#1 := __utac_acc__Specification4_spec__1_#t~ret50#1;havoc __utac_acc__Specification4_spec__1_#t~ret50#1; 51#L928true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~8#1); 96#L928-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 37#L155true assume { :end_inline_timeShift } true; 29#L65-2true
[2022-11-02 20:59:18,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:18,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2022-11-02 20:59:18,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:18,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020918615]
[2022-11-02 20:59:18,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:18,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:18,742 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:18,819 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:59:18,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:18,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1131866300, now seen corresponding path program 1 times
[2022-11-02 20:59:18,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:18,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119613437]
[2022-11-02 20:59:18,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:18,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:18,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:18,872 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:59:18,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:18,874 INFO L85 PathProgramCache]: Analyzing trace with hash 223552776, now seen corresponding path program 1 times
[2022-11-02 20:59:18,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:18,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849484953]
[2022-11-02 20:59:18,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:18,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:59:19,174 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 20:59:19,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:59:19,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849484953]
[2022-11-02 20:59:19,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849484953] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:59:19,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:59:19,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-11-02 20:59:19,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023738671]
[2022-11-02 20:59:19,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:59:19,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:59:19,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-11-02 20:59:19,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2022-11-02 20:59:19,364 INFO L87 Difference]: Start difference. First operand has 121 states, 120 states have (on average 1.3666666666666667) internal successors, (164), 120 states have internal predecessors, (164), 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 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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 20:59:19,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:59:19,499 INFO L93 Difference]: Finished difference Result 293 states and 377 transitions.
[2022-11-02 20:59:19,500 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 293 states and 377 transitions.
[2022-11-02 20:59:19,510 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 187
[2022-11-02 20:59:19,517 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 293 states to 263 states and 347 transitions.
[2022-11-02 20:59:19,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 263
[2022-11-02 20:59:19,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 263
[2022-11-02 20:59:19,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 263 states and 347 transitions.
[2022-11-02 20:59:19,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-11-02 20:59:19,522 INFO L218 hiAutomatonCegarLoop]: Abstraction has 263 states and 347 transitions.
[2022-11-02 20:59:19,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states and 347 transitions.
[2022-11-02 20:59:19,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 160.
[2022-11-02 20:59:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 160 states have (on average 1.31875) internal successors, (211), 159 states have internal predecessors, (211), 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 20:59:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 211 transitions.
[2022-11-02 20:59:19,565 INFO L240 hiAutomatonCegarLoop]: Abstraction has 160 states and 211 transitions.
[2022-11-02 20:59:19,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2022-11-02 20:59:19,572 INFO L428 stractBuchiCegarLoop]: Abstraction has 160 states and 211 transitions.
[2022-11-02 20:59:19,572 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2022-11-02 20:59:19,580 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 160 states and 211 transitions.
[2022-11-02 20:59:19,583 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 114
[2022-11-02 20:59:19,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:59:19,583 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:59:19,584 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:59:19,584 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]
[2022-11-02 20:59:19,585 INFO L748 eck$LassoCheckResult]: Stem: 536#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 476#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 477#L541 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 515#L534 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 483#L549 main_#t~ret20#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 484#L410 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 529#L384 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 475#L65-2
[2022-11-02 20:59:19,585 INFO L750 eck$LassoCheckResult]: Loop: 475#L65-2 assume !false; 469#L66 assume test_~splverifierCounter~0#1 < 4; 470#L67 test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 495#L75 assume !(0 != test_~tmp~0#1); 450#L75-2 test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 472#L85 assume !(0 != test_~tmp___0~0#1); 436#L85-2 test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 437#L95 assume 0 != test_~tmp___2~0#1; 522#L101-2 assume { :begin_inline_timeShift } true; 497#L138 assume !(0 != ~pumpRunning~0); 498#L138-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 507#L170 assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 482#L162-1 assume { :end_inline_processEnvironment__wrappee__base } true; 468#L170-1 assume { :end_inline_processEnvironment } true; 488#L145-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~8#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 506#L500 __utac_acc__Specification4_spec__1_#t~ret50#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~8#1 := __utac_acc__Specification4_spec__1_#t~ret50#1;havoc __utac_acc__Specification4_spec__1_#t~ret50#1; 502#L928 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~8#1); 503#L928-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 487#L155 assume { :end_inline_timeShift } true; 475#L65-2
[2022-11-02 20:59:19,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:19,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2022-11-02 20:59:19,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:19,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860621029]
[2022-11-02 20:59:19,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:19,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:59:19,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:19,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1955411726, now seen corresponding path program 1 times
[2022-11-02 20:59:19,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:19,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878791083]
[2022-11-02 20:59:19,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:19,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:59:19,632 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 20:59:19,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-11-02 20:59:19,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878791083]
[2022-11-02 20:59:19,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878791083] provided 1 perfect and 0 imperfect interpolant sequences
[2022-11-02 20:59:19,638 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-11-02 20:59:19,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-11-02 20:59:19,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254418591]
[2022-11-02 20:59:19,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-11-02 20:59:19,639 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2022-11-02 20:59:19,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-11-02 20:59:19,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-11-02 20:59:19,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-11-02 20:59:19,641 INFO L87 Difference]: Start difference. First operand 160 states and 211 transitions. cyclomatic complexity: 54 Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 20:59:19,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-11-02 20:59:19,723 INFO L93 Difference]: Finished difference Result 210 states and 265 transitions.
[2022-11-02 20:59:19,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 210 states and 265 transitions.
[2022-11-02 20:59:19,727 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 153
[2022-11-02 20:59:19,729 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 210 states to 210 states and 265 transitions.
[2022-11-02 20:59:19,731 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 210
[2022-11-02 20:59:19,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 210
[2022-11-02 20:59:19,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 210 states and 265 transitions.
[2022-11-02 20:59:19,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-11-02 20:59:19,735 INFO L218 hiAutomatonCegarLoop]: Abstraction has 210 states and 265 transitions.
[2022-11-02 20:59:19,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states and 265 transitions.
[2022-11-02 20:59:19,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210.
[2022-11-02 20:59:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 210 states have (on average 1.2619047619047619) internal successors, (265), 209 states have internal predecessors, (265), 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 20:59:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 265 transitions.
[2022-11-02 20:59:19,748 INFO L240 hiAutomatonCegarLoop]: Abstraction has 210 states and 265 transitions.
[2022-11-02 20:59:19,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-11-02 20:59:19,749 INFO L428 stractBuchiCegarLoop]: Abstraction has 210 states and 265 transitions.
[2022-11-02 20:59:19,749 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2022-11-02 20:59:19,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 210 states and 265 transitions.
[2022-11-02 20:59:19,751 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 153
[2022-11-02 20:59:19,751 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:59:19,751 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:59:19,756 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-11-02 20:59:19,756 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]
[2022-11-02 20:59:19,757 INFO L748 eck$LassoCheckResult]: Stem: 924#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 852#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 853#L541 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 895#L534 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 861#L549 main_#t~ret20#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 862#L410 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 911#L384 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 934#L65-2
[2022-11-02 20:59:19,757 INFO L750 eck$LassoCheckResult]: Loop: 934#L65-2 assume !false; 986#L66 assume test_~splverifierCounter~0#1 < 4; 923#L67 test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 874#L75 assume !(0 != test_~tmp~0#1); 826#L75-2 test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 848#L85 assume !(0 != test_~tmp___0~0#1); 812#L85-2 test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 813#L95 assume 0 != test_~tmp___2~0#1; 903#L101-2 assume { :begin_inline_timeShift } true; 876#L138 assume !(0 != ~pumpRunning~0); 877#L138-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 885#L170 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret19#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~3#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~3#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;havoc isHighWaterSensorDry_~retValue_acc~6#1; 841#L508 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; 842#L513 isHighWaterLevel_#t~ret19#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~3#1 := isHighWaterLevel_#t~ret19#1;havoc isHighWaterLevel_#t~ret19#1; 909#L290 assume 0 != isHighWaterLevel_~tmp~3#1;isHighWaterLevel_~tmp___0~1#1 := 0; 919#L290-2 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 867#L296 processEnvironment_#t~ret8#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment_~tmp~1#1 := processEnvironment_#t~ret8#1;havoc processEnvironment_#t~ret8#1; 868#L174 assume !(0 != processEnvironment_~tmp~1#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 843#L162 assume { :end_inline_processEnvironment__wrappee__base } true; 844#L170-1 assume { :end_inline_processEnvironment } true; 866#L145-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~8#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 884#L500 __utac_acc__Specification4_spec__1_#t~ret50#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~8#1 := __utac_acc__Specification4_spec__1_#t~ret50#1;havoc __utac_acc__Specification4_spec__1_#t~ret50#1; 993#L928 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~8#1); 990#L928-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 988#L155 assume { :end_inline_timeShift } true; 934#L65-2
[2022-11-02 20:59:19,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:19,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2022-11-02 20:59:19,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:19,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557568750]
[2022-11-02 20:59:19,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:19,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:59:19,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:19,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1963905610, now seen corresponding path program 1 times
[2022-11-02 20:59:19,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:19,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724275625]
[2022-11-02 20:59:19,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:19,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:59:19,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:59:19,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1080056946, now seen corresponding path program 1 times
[2022-11-02 20:59:19,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:59:19,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551261756]
[2022-11-02 20:59:19,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:59:19,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:59:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,822 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:19,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:59:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:23,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:59:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:59:23,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:59:23 BoogieIcfgContainer
[2022-11-02 20:59:23,966 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2022-11-02 20:59:23,967 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-02 20:59:23,967 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-02 20:59:23,967 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-02 20:59:23,968 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:18" (3/4) ...
[2022-11-02 20:59:23,970 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2022-11-02 20:59:24,096 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/witness.graphml
[2022-11-02 20:59:24,096 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-02 20:59:24,097 INFO L158 Benchmark]: Toolchain (without parser) took 6914.34ms. Allocated memory was 115.3MB in the beginning and 199.2MB in the end (delta: 83.9MB). Free memory was 73.0MB in the beginning and 165.0MB in the end (delta: -92.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:59:24,097 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:59:24,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.25ms. Allocated memory is still 115.3MB. Free memory was 72.7MB in the beginning and 81.7MB in the end (delta: -9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2022-11-02 20:59:24,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.96ms. Allocated memory is still 115.3MB. Free memory was 81.7MB in the beginning and 78.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2022-11-02 20:59:24,099 INFO L158 Benchmark]: Boogie Preprocessor took 43.34ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:59:24,100 INFO L158 Benchmark]: RCFGBuilder took 556.41ms. Allocated memory is still 115.3MB. Free memory was 76.8MB in the beginning and 55.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2022-11-02 20:59:24,101 INFO L158 Benchmark]: BuchiAutomizer took 5571.12ms. Allocated memory was 115.3MB in the beginning and 199.2MB in the end (delta: 83.9MB). Free memory was 55.0MB in the beginning and 168.1MB in the end (delta: -113.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:59:24,101 INFO L158 Benchmark]: Witness Printer took 129.66ms. Allocated memory is still 199.2MB. Free memory was 168.1MB in the beginning and 165.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:59:24,105 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 522.25ms. Allocated memory is still 115.3MB. Free memory was 72.7MB in the beginning and 81.7MB in the end (delta: -9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 85.96ms. Allocated memory is still 115.3MB. Free memory was 81.7MB in the beginning and 78.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 43.34ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 556.41ms. Allocated memory is still 115.3MB. Free memory was 76.8MB in the beginning and 55.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
* BuchiAutomizer took 5571.12ms. Allocated memory was 115.3MB in the beginning and 199.2MB in the end (delta: 83.9MB). Free memory was 55.0MB in the beginning and 168.1MB in the end (delta: -113.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 129.66ms. Allocated memory is still 199.2MB. Free memory was 168.1MB in the beginning and 165.0MB 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 210 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 5.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 103 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, 677 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 677 mSDsluCounter, 1095 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 805 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 64 IncrementalHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 290 mSDtfsCounter, 64 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: 65]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L130] int pumpRunning = 0;
[L131] int systemActive = 1;
[L325] int cleanupTimeShifts = 4;
[L425] int waterLevel = 1;
[L426] int methaneLevelCritical = 0;
[L723] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L401] int retValue_acc ;
[L402] int tmp ;
[L406] FCALL select_helpers()
[L407] FCALL select_features()
[L408] CALL, EXPR valid_product()
[L545] int retValue_acc ;
[L548] retValue_acc = 1
[L549] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L408] RET, EXPR valid_product()
[L408] tmp = valid_product()
[L410] COND TRUE \read(tmp)
[L412] FCALL setup()
[L413] CALL runTest()
[L392] CALL test()
[L56] int splverifierCounter ;
[L57] int tmp ;
[L58] int tmp___0 ;
[L59] int tmp___1 ;
[L60] int tmp___2 ;
[L63] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L65] COND TRUE 1
[L67] COND TRUE splverifierCounter < 4
[L73] tmp = __VERIFIER_nondet_int()
[L75] COND FALSE !(\read(tmp))
[L83] tmp___0 = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp___0))
[L93] tmp___2 = __VERIFIER_nondet_int()
[L95] COND TRUE \read(tmp___2)
[L110] CALL timeShift()
[L138] COND FALSE !(\read(pumpRunning))
[L145] COND TRUE \read(systemActive)
[L147] CALL processEnvironment()
[L167] int tmp ;
[L170] COND TRUE ! pumpRunning
[L172] CALL, EXPR isHighWaterLevel()
[L282] int retValue_acc ;
[L283] int tmp ;
[L284] int tmp___0 ;
[L288] CALL, EXPR isHighWaterSensorDry()
[L505] int retValue_acc ;
[L508] COND TRUE waterLevel < 2
[L509] retValue_acc = 1
[L510] return (retValue_acc);
[L288] RET, EXPR isHighWaterSensorDry()
[L288] tmp = isHighWaterSensorDry()
[L290] COND TRUE \read(tmp)
[L291] tmp___0 = 0
[L295] retValue_acc = tmp___0
[L296] return (retValue_acc);
[L172] RET, EXPR isHighWaterLevel()
[L172] tmp = isHighWaterLevel()
[L174] COND FALSE !(\read(tmp))
[L180] FCALL processEnvironment__wrappee__base()
[L147] RET processEnvironment()
[L153] CALL __utac_acc__Specification4_spec__1()
[L921] int tmp ;
[L922] int tmp___0 ;
[L926] CALL, EXPR getWaterLevel()
[L496] int retValue_acc ;
[L499] retValue_acc = waterLevel
[L500] return (retValue_acc);
[L926] RET, EXPR getWaterLevel()
[L926] tmp = getWaterLevel()
[L928] COND FALSE !(tmp == 0)
[L153] RET __utac_acc__Specification4_spec__1()
[L110] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 65]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L130] int pumpRunning = 0;
[L131] int systemActive = 1;
[L325] int cleanupTimeShifts = 4;
[L425] int waterLevel = 1;
[L426] int methaneLevelCritical = 0;
[L723] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L401] int retValue_acc ;
[L402] int tmp ;
[L406] FCALL select_helpers()
[L407] FCALL select_features()
[L408] CALL, EXPR valid_product()
[L545] int retValue_acc ;
[L548] retValue_acc = 1
[L549] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L408] RET, EXPR valid_product()
[L408] tmp = valid_product()
[L410] COND TRUE \read(tmp)
[L412] FCALL setup()
[L413] CALL runTest()
[L392] CALL test()
[L56] int splverifierCounter ;
[L57] int tmp ;
[L58] int tmp___0 ;
[L59] int tmp___1 ;
[L60] int tmp___2 ;
[L63] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L65] COND TRUE 1
[L67] COND TRUE splverifierCounter < 4
[L73] tmp = __VERIFIER_nondet_int()
[L75] COND FALSE !(\read(tmp))
[L83] tmp___0 = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp___0))
[L93] tmp___2 = __VERIFIER_nondet_int()
[L95] COND TRUE \read(tmp___2)
[L110] CALL timeShift()
[L138] COND FALSE !(\read(pumpRunning))
[L145] COND TRUE \read(systemActive)
[L147] CALL processEnvironment()
[L167] int tmp ;
[L170] COND TRUE ! pumpRunning
[L172] CALL, EXPR isHighWaterLevel()
[L282] int retValue_acc ;
[L283] int tmp ;
[L284] int tmp___0 ;
[L288] CALL, EXPR isHighWaterSensorDry()
[L505] int retValue_acc ;
[L508] COND TRUE waterLevel < 2
[L509] retValue_acc = 1
[L510] return (retValue_acc);
[L288] RET, EXPR isHighWaterSensorDry()
[L288] tmp = isHighWaterSensorDry()
[L290] COND TRUE \read(tmp)
[L291] tmp___0 = 0
[L295] retValue_acc = tmp___0
[L296] return (retValue_acc);
[L172] RET, EXPR isHighWaterLevel()
[L172] tmp = isHighWaterLevel()
[L174] COND FALSE !(\read(tmp))
[L180] FCALL processEnvironment__wrappee__base()
[L147] RET processEnvironment()
[L153] CALL __utac_acc__Specification4_spec__1()
[L921] int tmp ;
[L922] int tmp___0 ;
[L926] CALL, EXPR getWaterLevel()
[L496] int retValue_acc ;
[L499] retValue_acc = waterLevel
[L500] return (retValue_acc);
[L926] RET, EXPR getWaterLevel()
[L926] tmp = getWaterLevel()
[L928] COND FALSE !(tmp == 0)
[L153] RET __utac_acc__Specification4_spec__1()
[L110] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2022-11-02 20:59:24,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3a79c13-c788-4bb4-9860-b7190f8b32e8/bin/uautomizer-Dbtcem3rbc/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)