./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be --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 24866d83893c62cb34bc59a82613556af1a8105419efcaf32d88f955b1a97fe7 ......................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:13:50,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:13:50,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:13:50,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:13:50,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:13:50,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:13:50,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:13:50,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:13:50,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:13:50,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:13:50,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:13:50,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:13:50,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:13:50,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:13:50,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:13:50,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:13:50,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:13:50,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:13:50,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:13:50,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:13:50,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:13:50,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:13:50,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:13:50,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:13:50,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:13:50,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:13:50,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:13:50,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:13:50,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:13:50,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:13:50,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:13:50,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:13:50,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:13:50,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:13:50,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:13:50,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:13:50,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:13:50,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:13:50,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:13:50,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:13:50,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:13:50,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:13:50,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:13:50,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:13:50,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:13:50,486 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:13:50,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:13:50,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:13:50,488 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:13:50,489 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:13:50,489 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:13:50,489 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:13:50,490 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:13:50,491 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:13:50,491 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:13:50,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:13:50,491 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:13:50,492 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:13:50,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:13:50,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:13:50,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:13:50,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:13:50,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:13:50,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:13:50,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:13:50,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:13:50,494 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:13:50,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:13:50,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:13:50,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:13:50,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:13:50,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:13:50,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:13:50,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:13:50,497 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:13:50,497 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_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24866d83893c62cb34bc59a82613556af1a8105419efcaf32d88f955b1a97fe7 [2021-10-21 19:13:50,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:13:50,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:13:50,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:13:50,820 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:13:50,821 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:13:50,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c [2021-10-21 19:13:50,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/data/1d4b122b2/5533a94fe8c846b0a2d928276f698e56/FLAG5c5ffb4ae [2021-10-21 19:13:51,485 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:13:51,486 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c [2021-10-21 19:13:51,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/data/1d4b122b2/5533a94fe8c846b0a2d928276f698e56/FLAG5c5ffb4ae [2021-10-21 19:13:51,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/data/1d4b122b2/5533a94fe8c846b0a2d928276f698e56 [2021-10-21 19:13:51,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:13:51,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:13:51,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:13:51,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:13:51,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:13:51,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:13:51" (1/1) ... [2021-10-21 19:13:51,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@621ef9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:51, skipping insertion in model container [2021-10-21 19:13:51,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:13:51" (1/1) ... [2021-10-21 19:13:51,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:13:51,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:13:52,065 WARN L228 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_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c[6803,6816] [2021-10-21 19:13:52,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:13:52,155 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:13:52,215 WARN L228 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_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/sv-benchmarks/c/product-lines/minepump_spec2_product12.cil.c[6803,6816] [2021-10-21 19:13:52,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:13:52,302 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:13:52,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52 WrapperNode [2021-10-21 19:13:52,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:13:52,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:13:52,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:13:52,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:13:52,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:13:52,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:13:52,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:13:52,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:13:52,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:13:52,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:13:52,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:13:52,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:13:52,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (1/1) ... [2021-10-21 19:13:52,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:13:52,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:13:52,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:13:52,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:13:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:13:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:13:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:13:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:13:53,401 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:13:53,402 INFO L299 CfgBuilder]: Removed 74 assume(true) statements. [2021-10-21 19:13:53,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:13:53 BoogieIcfgContainer [2021-10-21 19:13:53,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:13:53,405 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:13:53,406 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:13:53,409 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:13:53,410 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:13:53,410 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:13:51" (1/3) ... [2021-10-21 19:13:53,412 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@799fd92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:13:53, skipping insertion in model container [2021-10-21 19:13:53,412 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:13:53,412 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:13:52" (2/3) ... [2021-10-21 19:13:53,413 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@799fd92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:13:53, skipping insertion in model container [2021-10-21 19:13:53,413 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:13:53,413 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:13:53" (3/3) ... [2021-10-21 19:13:53,415 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2021-10-21 19:13:53,483 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:13:53,483 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:13:53,483 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:13:53,484 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:13:53,484 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:13:53,484 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:13:53,484 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:13:53,484 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:13:53,507 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 states, 59 states have (on average 1.5423728813559323) internal successors, (91), 59 states have internal predecessors, (91), 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) [2021-10-21 19:13:53,544 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2021-10-21 19:13:53,545 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:13:53,545 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:13:53,554 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:13:53,554 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:13:53,555 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:13:53,555 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 states, 59 states have (on average 1.5423728813559323) internal successors, (91), 59 states have internal predecessors, (91), 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) [2021-10-21 19:13:53,572 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2021-10-21 19:13:53,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:13:53,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:13:53,574 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:13:53,574 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:13:53,586 INFO L791 eck$LassoCheckResult]: Stem: 46#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; 38#L-1true havoc main_#res;havoc main_#t~ret77, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6; 56#L75true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 19#L83true main_#t~ret77 := valid_product_#res;main_~tmp~6 := main_#t~ret77;havoc main_#t~ret77; 17#L898true assume 0 != main_~tmp~6; 11#L874true ~methAndRunningLastTime~0 := 0; 23#L326true havoc test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 57#L337-1true [2021-10-21 19:13:53,587 INFO L793 eck$LassoCheckResult]: Loop: 57#L337-1true assume !false; 16#L105true assume test_~splverifierCounter~0 < 4; 45#L106true test_~tmp~0 := test_#t~nondet8;havoc test_#t~nondet8; 48#L114true assume !(0 != test_~tmp~0); 22#L114-1true test_~tmp___0~0 := test_#t~nondet9;havoc test_#t~nondet9; 13#L124true assume !(0 != test_~tmp___0~0); 37#L124-1true test_~tmp___2~0 := test_#t~nondet10;havoc test_#t~nondet10; 49#L134true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 7#L142-1true assume !(0 != ~pumpRunning~0); 25#L178true assume 0 != ~systemActive~0; 27#L185true havoc __utac_acc__Specification2_spec__2_#t~ret30, __utac_acc__Specification2_spec__2_#t~ret31, __utac_acc__Specification2_spec__2_~tmp~2, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~2;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; 50#L403true __utac_acc__Specification2_spec__2_#t~ret30 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~2 := __utac_acc__Specification2_spec__2_#t~ret30;havoc __utac_acc__Specification2_spec__2_#t~ret30; 8#L337true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~2);~methAndRunningLastTime~0 := 0; 57#L337-1true [2021-10-21 19:13:53,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:13:53,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2021-10-21 19:13:53,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:13:53,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219486654] [2021-10-21 19:13:53,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:13:53,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:13:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:13:53,928 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:13:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:13:54,080 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:13:54,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:13:54,083 INFO L82 PathProgramCache]: Analyzing trace with hash 11252535, now seen corresponding path program 1 times [2021-10-21 19:13:54,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:13:54,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511999294] [2021-10-21 19:13:54,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:13:54,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:13:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:13:54,091 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:13:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:13:54,102 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:13:54,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:13:54,104 INFO L82 PathProgramCache]: Analyzing trace with hash 844549041, now seen corresponding path program 1 times [2021-10-21 19:13:54,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:13:54,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608779303] [2021-10-21 19:13:54,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:13:54,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:13:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:13:54,168 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:13:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:13:54,322 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:14:54,565 WARN L207 SmtUtils]: Spent 59.95 s on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2021-10-21 19:16:00,599 WARN L207 SmtUtils]: Spent 29.36 s on a formula simplification that was a NOOP. DAG size: 435 [2021-10-21 19:16:00,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:16:00 BoogieIcfgContainer [2021-10-21 19:16:00,825 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:16:00,826 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:16:00,826 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:16:00,827 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:16:00,827 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:13:53" (3/4) ... [2021-10-21 19:16:00,829 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-21 19:16:00,906 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:16:00,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:16:00,915 INFO L168 Benchmark]: Toolchain (without parser) took 129151.52 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 60.7 MB in the beginning and 48.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,918 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 78.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:16:00,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.97 ms. Allocated memory is still 98.6 MB. Free memory was 60.5 MB in the beginning and 66.6 MB in the end (delta: -6.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.09 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 64.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,921 INFO L168 Benchmark]: Boogie Preprocessor took 71.94 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,921 INFO L168 Benchmark]: RCFGBuilder took 952.43 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 79.8 MB in the end (delta: -17.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,922 INFO L168 Benchmark]: BuchiAutomizer took 127420.09 ms. Allocated memory is still 119.5 MB. Free memory was 79.8 MB in the beginning and 51.2 MB in the end (delta: 28.7 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,923 INFO L168 Benchmark]: Witness Printer took 87.67 ms. Allocated memory is still 119.5 MB. Free memory was 51.2 MB in the beginning and 48.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:16:00,928 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 78.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 538.97 ms. Allocated memory is still 98.6 MB. Free memory was 60.5 MB in the beginning and 66.6 MB in the end (delta: -6.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.09 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 64.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.94 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 952.43 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 79.8 MB in the end (delta: -17.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 127420.09 ms. Allocated memory is still 119.5 MB. Free memory was 79.8 MB in the beginning and 51.2 MB in the end (delta: 28.7 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. * Witness Printer took 87.67 ms. Allocated memory is still 119.5 MB. Free memory was 51.2 MB in the beginning and 48.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 127.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 127.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. 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: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 104]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=8313} State at position 1 is {NULL=8338, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f95d57a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a18a2c3=0, NULL=8313, NULL=8335, NULL=0, NULL=0, NULL=0, NULL=8323, retValue_acc=0, NULL=8333, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b589470=86, NULL=8340, methaneLevelCritical=0, NULL=8324, NULL=0, NULL=0, NULL=8316, NULL=8326, tmp___1=0, NULL=8331, NULL=8327, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7bcf5c2=0, NULL=8322, cleanupTimeShifts=4, tmp=0, NULL=8320, NULL=8334, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=8315, retValue_acc=0, tmp___0=0, NULL=8321, NULL=8317, \result=1, head=0, pumpRunning=0, \result=0, NULL=8329, NULL=8341, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6c3d4f8c=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36cf0eb=0, tmp=1, NULL=8339, NULL=0, NULL=8328, NULL=0, NULL=0, NULL=0, NULL=0, NULL=8314, retValue_acc=1, tmp___2=86, tmp___0=0, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=8332, NULL=8337, NULL=8336, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@48864e9b=0, head=0, NULL=8319, NULL=8330, NULL=0, NULL=0, NULL=8325, tmp=0, NULL=8318} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L170] int pumpRunning = 0; [L171] int systemActive = 1; [L320] int methAndRunningLastTime ; [L360] int waterLevel = 1; [L361] int methaneLevelCritical = 0; [L618] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L815] int cleanupTimeShifts = 4; [L889] int retValue_acc ; [L890] int tmp ; [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L896] tmp = valid_product() [L898] COND TRUE \read(tmp) [L325] methAndRunningLastTime = 0 [L95] int splverifierCounter ; [L96] int tmp ; [L97] int tmp___0 ; [L98] int tmp___1 ; [L99] int tmp___2 ; [L102] splverifierCounter = 0 Loop: [L104] COND TRUE 1 [L106] COND TRUE splverifierCounter < 4 [L112] tmp = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp)) [L122] tmp___0 = __VERIFIER_nondet_int() [L124] COND FALSE !(\read(tmp___0)) [L132] tmp___2 = __VERIFIER_nondet_int() [L134] COND TRUE \read(tmp___2) [L314] systemActive = 1 [L178] COND FALSE !(\read(pumpRunning)) [L185] COND TRUE \read(systemActive) [L330] int tmp ; [L331] int tmp___0 ; [L399] int retValue_acc ; [L402] retValue_acc = methaneLevelCritical [L403] return (retValue_acc); [L335] tmp = isMethaneLevelCritical() [L337] COND FALSE !(\read(tmp)) [L353] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-21 19:16:00,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fd647a6-f61f-4144-89f2-f4d4fa2ca8fe/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...