./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD --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 1fbaddd6fd169b7b48095dcc33030c6e5a8d967c7f37e463c0b8f5252997cc40 ...................................................................................................................................................................................................................................................................................................................... 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-b2eff8b [2021-10-28 23:57:51,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:57:51,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:57:51,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:57:51,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:57:51,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:57:51,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:57:51,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:57:51,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:57:51,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:57:51,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:57:51,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:57:51,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:57:51,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:57:51,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:57:51,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:57:51,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:57:51,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:57:51,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:57:51,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:57:51,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:57:51,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:57:51,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:57:51,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:57:51,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:57:51,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:57:51,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:57:51,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:57:51,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:57:51,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:57:51,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:57:51,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:57:51,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:57:51,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:57:51,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:57:51,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:57:51,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:57:51,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:57:51,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:57:51,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:57:51,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:57:51,302 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:57:51,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:57:51,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:57:51,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:57:51,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:57:51,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:57:51,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:57:51,341 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:57:51,341 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:57:51,342 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:57:51,342 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:57:51,343 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:57:51,343 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:57:51,343 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:57:51,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:57:51,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:57:51,344 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:57:51,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:57:51,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:57:51,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:57:51,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:57:51,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:57:51,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:57:51,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:57:51,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:57:51,346 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:57:51,346 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:57:51,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:57:51,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:57:51,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:57:51,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:57:51,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:57:51,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:57:51,351 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:57:51,351 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_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fbaddd6fd169b7b48095dcc33030c6e5a8d967c7f37e463c0b8f5252997cc40 [2021-10-28 23:57:51,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:57:51,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:57:51,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:57:51,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:57:51,641 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:57:51,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-10-28 23:57:51,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/data/4b69564fc/b6480335cfb44a679f0e575810253a5a/FLAG35eb08152 [2021-10-28 23:57:52,243 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:57:52,243 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-10-28 23:57:52,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/data/4b69564fc/b6480335cfb44a679f0e575810253a5a/FLAG35eb08152 [2021-10-28 23:57:52,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/data/4b69564fc/b6480335cfb44a679f0e575810253a5a [2021-10-28 23:57:52,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:57:52,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:57:52,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:57:52,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:57:52,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:57:52,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:57:52" (1/1) ... [2021-10-28 23:57:52,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31cbdfaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:52, skipping insertion in model container [2021-10-28 23:57:52,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:57:52" (1/1) ... [2021-10-28 23:57:52,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:57:52,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:57:52,838 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_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1605,1618] [2021-10-28 23:57:52,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:57:52,995 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:57:53,010 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_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1605,1618] [2021-10-28 23:57:53,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:57:53,108 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:57:53,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53 WrapperNode [2021-10-28 23:57:53,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:57:53,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:57:53,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:57:53,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:57:53,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:57:53,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:57:53,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:57:53,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:57:53,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:57:53,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:57:53,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:57:53,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:57:53,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (1/1) ... [2021-10-28 23:57:53,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:57:53,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:57:53,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:57:53,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:57:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:57:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:57:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:57:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:57:54,164 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:57:54,168 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-10-28 23:57:54,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:57:54 BoogieIcfgContainer [2021-10-28 23:57:54,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:57:54,172 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:57:54,173 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:57:54,179 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:57:54,180 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:57:54,180 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:57:52" (1/3) ... [2021-10-28 23:57:54,181 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1fd1534b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:57:54, skipping insertion in model container [2021-10-28 23:57:54,181 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:57:54,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:53" (2/3) ... [2021-10-28 23:57:54,182 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1fd1534b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:57:54, skipping insertion in model container [2021-10-28 23:57:54,182 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:57:54,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:57:54" (3/3) ... [2021-10-28 23:57:54,184 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2021-10-28 23:57:54,230 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:57:54,230 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:57:54,231 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:57:54,231 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:57:54,231 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:57:54,231 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:57:54,231 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:57:54,231 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:57:54,272 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 states, 53 states have (on average 1.528301886792453) internal successors, (81), 53 states have internal predecessors, (81), 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) [2021-10-28 23:57:54,322 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-10-28 23:57:54,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:57:54,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:57:54,330 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 23:57:54,330 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:57:54,330 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:57:54,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 states, 53 states have (on average 1.528301886792453) internal successors, (81), 53 states have internal predecessors, (81), 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) [2021-10-28 23:57:54,335 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-10-28 23:57:54,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:57:54,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:57:54,336 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 23:57:54,336 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:57:54,342 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~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(77, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(101, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(116, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(104, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string12.base, #t~string12.offset, 1);call write~init~int(82, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(73, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(84, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 4 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(75, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 1 + #t~string16.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(80, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(117, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(109, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(112, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(110, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(32, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 38#L-1true havoc main_#res;havoc main_#t~ret21, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; 12#L866true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 15#L874true main_#t~ret21 := valid_product_#res;main_~tmp~1 := main_#t~ret21;havoc main_#t~ret21; 21#L301true assume 0 != main_~tmp~1; 40#L275true havoc test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, 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; 45#L826-1true [2021-10-28 23:57:54,342 INFO L793 eck$LassoCheckResult]: Loop: 45#L826-1true assume !false; 9#L159true assume test_~splverifierCounter~0 < 4; 23#L160true test_~tmp~0 := test_#t~nondet17;havoc test_#t~nondet17; 5#L168true assume !(0 != test_~tmp~0); 52#L168-1true test_~tmp___0~0 := test_#t~nondet18;havoc test_#t~nondet18; 30#L178true assume !(0 != test_~tmp___0~0); 39#L178-1true test_~tmp___2~0 := test_#t~nondet19;havoc test_#t~nondet19; 18#L188true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 51#L196-2true assume !(0 != ~pumpRunning~0); 35#L692true assume 0 != ~systemActive~0; 41#L699true havoc __utac_acc__Specification1_spec__1_#t~ret75, __utac_acc__Specification1_spec__1_#t~ret76, __utac_acc__Specification1_spec__1_~tmp~6, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~6;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 22#L108true __utac_acc__Specification1_spec__1_#t~ret75 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~6 := __utac_acc__Specification1_spec__1_#t~ret75;havoc __utac_acc__Specification1_spec__1_#t~ret75; 44#L826true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~6); 45#L826-1true [2021-10-28 23:57:54,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:57:54,349 INFO L85 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-10-28 23:57:54,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:57:54,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913682714] [2021-10-28 23:57:54,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:57:54,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:57:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:57:54,658 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:57:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:57:54,874 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:57:54,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:57:54,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1681619226, now seen corresponding path program 1 times [2021-10-28 23:57:54,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:57:54,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960862921] [2021-10-28 23:57:54,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:57:54,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:57:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:57:54,898 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:57:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:57:54,908 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:57:54,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:57:54,910 INFO L85 PathProgramCache]: Analyzing trace with hash 32659712, now seen corresponding path program 1 times [2021-10-28 23:57:54,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:57:54,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096104749] [2021-10-28 23:57:54,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:57:54,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:57:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:57:54,972 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:57:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:57:55,079 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:58:52,495 WARN L207 SmtUtils]: Spent 57.20 s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-10-28 23:59:48,718 WARN L207 SmtUtils]: Spent 27.87 s on a formula simplification that was a NOOP. DAG size: 433 [2021-10-28 23:59:48,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:59:48 BoogieIcfgContainer [2021-10-28 23:59:48,795 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:59:48,796 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:59:48,796 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:59:48,796 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:59:48,797 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:57:54" (3/4) ... [2021-10-28 23:59:48,800 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-28 23:59:48,865 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:59:48,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:59:48,876 INFO L168 Benchmark]: Toolchain (without parser) took 116295.70 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 76.2 MB in the beginning and 86.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,876 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:59:48,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.26 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 76.0 MB in the beginning and 110.7 MB in the end (delta: -34.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.87 ms. Allocated memory is still 142.6 MB. Free memory was 110.7 MB in the beginning and 108.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,878 INFO L168 Benchmark]: Boogie Preprocessor took 39.38 ms. Allocated memory is still 142.6 MB. Free memory was 108.1 MB in the beginning and 106.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,878 INFO L168 Benchmark]: RCFGBuilder took 944.94 ms. Allocated memory is still 142.6 MB. Free memory was 106.0 MB in the beginning and 70.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,879 INFO L168 Benchmark]: BuchiAutomizer took 114622.88 ms. Allocated memory is still 142.6 MB. Free memory was 70.0 MB in the beginning and 89.1 MB in the end (delta: -19.1 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,879 INFO L168 Benchmark]: Witness Printer took 78.45 ms. Allocated memory is still 142.6 MB. Free memory was 89.1 MB in the beginning and 86.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:59:48,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 58.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 527.26 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 76.0 MB in the beginning and 110.7 MB in the end (delta: -34.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.87 ms. Allocated memory is still 142.6 MB. Free memory was 110.7 MB in the beginning and 108.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.38 ms. Allocated memory is still 142.6 MB. Free memory was 108.1 MB in the beginning and 106.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 944.94 ms. Allocated memory is still 142.6 MB. Free memory was 106.0 MB in the beginning and 70.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 114622.88 ms. Allocated memory is still 142.6 MB. Free memory was 70.0 MB in the beginning and 89.1 MB in the end (delta: -19.1 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * Witness Printer took 78.45 ms. Allocated memory is still 142.6 MB. Free memory was 89.1 MB in the beginning and 86.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 4.2 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 114.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 114.4s. 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: 158]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=22104} State at position 1 is {NULL=0, retValue_acc=0, NULL=0, NULL=0, NULL=22108, retValue_acc=0, NULL=22104, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=30364, NULL=30361, methaneLevelCritical=0, NULL=22109, NULL=30368, NULL=0, NULL=0, NULL=30359, tmp___1=0, NULL=0, NULL=0, NULL=0, tmp___0=0, cleanupTimeShifts=4, tmp=0, NULL=30371, NULL=30367, NULL=30372, NULL=22114, NULL=22110, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=0, NULL=22113, NULL=0, NULL=30373, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=30362, NULL=0, NULL=22105, \result=1, head=0, pumpRunning=0, NULL=30369, \result=0, NULL=30366, NULL=22107, tmp=0, NULL=30360, tmp=1, NULL=0, NULL=0, NULL=0, retValue_acc=1, NULL=0, NULL=0, NULL=22106, tmp___2=68, splverifierCounter=0, NULL=0, \result=0, NULL=22111, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35e503=68, NULL=30363, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49bd6b5f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36076d1f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47944e86=0, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1bad7db9=0, NULL=30374, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b7db486=0, NULL=30375, NULL=30370, NULL=30365, NULL=30358, NULL=22112, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3646f14f=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L65] int waterLevel = 1; [L66] int methaneLevelCritical = 0; [L215] int cleanupTimeShifts = 4; [L484] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L684] int pumpRunning = 0; [L685] int systemActive = 1; [L292] int retValue_acc ; [L293] int tmp ; [L870] int retValue_acc ; [L873] retValue_acc = 1 [L874] return (retValue_acc); [L299] tmp = valid_product() [L301] COND TRUE \read(tmp) [L149] int splverifierCounter ; [L150] int tmp ; [L151] int tmp___0 ; [L152] int tmp___1 ; [L153] int tmp___2 ; [L156] splverifierCounter = 0 Loop: [L158] COND TRUE 1 [L160] COND TRUE splverifierCounter < 4 [L166] tmp = __VERIFIER_nondet_int() [L168] COND FALSE !(\read(tmp)) [L176] tmp___0 = __VERIFIER_nondet_int() [L178] COND FALSE !(\read(tmp___0)) [L186] tmp___2 = __VERIFIER_nondet_int() [L188] COND TRUE \read(tmp___2) [L813] systemActive = 1 [L692] COND FALSE !(\read(pumpRunning)) [L699] COND TRUE \read(systemActive) [L819] int tmp ; [L820] int tmp___0 ; [L104] int retValue_acc ; [L107] retValue_acc = methaneLevelCritical [L108] return (retValue_acc); [L824] tmp = isMethaneLevelCritical() [L826] COND FALSE !(\read(tmp)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-28 23:59:48,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d1efd73-fedc-4b5f-96c7-3b5b3bfe1a59/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...