./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt --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 2db56498d5efee7ebbfc800217bb7d691cfe36ed ..................................................................................................................................................................................................................................................................................................................... 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-4e77c04 [2021-10-13 00:07:47,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:07:47,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:07:47,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:07:47,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:07:47,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:07:47,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:07:47,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:07:47,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:07:47,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:07:47,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:07:47,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:07:47,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:07:47,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:07:47,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:07:47,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:07:47,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:07:47,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:07:47,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:07:47,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:07:47,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:07:47,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:07:47,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:07:47,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:07:47,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:07:47,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:07:47,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:07:47,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:07:47,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:07:47,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:07:47,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:07:47,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:07:47,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:07:47,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:07:47,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:07:47,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:07:47,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:07:47,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:07:47,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:07:47,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:07:47,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:07:47,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:07:47,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:07:47,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:07:47,502 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:07:47,502 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:07:47,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:07:47,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:07:47,504 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:07:47,504 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:07:47,504 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:07:47,505 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:07:47,505 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:07:47,505 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:07:47,505 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:07:47,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:07:47,506 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:07:47,506 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:07:47,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:07:47,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:07:47,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:07:47,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:07:47,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:07:47,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:07:47,507 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:07:47,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:07:47,508 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:07:47,508 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:07:47,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:07:47,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:07:47,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:07:47,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:07:47,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:07:47,509 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:07:47,510 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:07:47,510 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_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2db56498d5efee7ebbfc800217bb7d691cfe36ed [2021-10-13 00:07:47,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:07:47,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:07:47,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:07:47,848 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:07:47,850 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:07:47,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c [2021-10-13 00:07:47,926 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/data/0e2fe3cdf/5a93d1ba50a54bedbf1e9c87ea88356e/FLAGcf2766425 [2021-10-13 00:07:48,455 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:07:48,465 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c [2021-10-13 00:07:48,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/data/0e2fe3cdf/5a93d1ba50a54bedbf1e9c87ea88356e/FLAGcf2766425 [2021-10-13 00:07:48,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/data/0e2fe3cdf/5a93d1ba50a54bedbf1e9c87ea88356e [2021-10-13 00:07:48,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:07:48,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:07:48,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:07:48,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:07:48,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:07:48,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:07:48" (1/1) ... [2021-10-13 00:07:48,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b62fe53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:48, skipping insertion in model container [2021-10-13 00:07:48,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:07:48" (1/1) ... [2021-10-13 00:07:48,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:07:48,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:07:49,038 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_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c[1281,1294] [2021-10-13 00:07:49,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:07:49,146 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:07:49,159 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_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c[1281,1294] [2021-10-13 00:07:49,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:07:49,234 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:07:49,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49 WrapperNode [2021-10-13 00:07:49,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:07:49,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:07:49,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:07:49,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:07:49,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:07:49,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:07:49,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:07:49,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:07:49,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:07:49,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:07:49,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:07:49,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:07:49,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (1/1) ... [2021-10-13 00:07:49,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:49,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:49,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:49,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:07:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:07:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:07:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:07:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:07:50,263 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:07:50,263 INFO L299 CfgBuilder]: Removed 66 assume(true) statements. [2021-10-13 00:07:50,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:07:50 BoogieIcfgContainer [2021-10-13 00:07:50,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:07:50,268 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:07:50,268 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:07:50,276 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:07:50,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:07:50,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:07:48" (1/3) ... [2021-10-13 00:07:50,279 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e490b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:07:50, skipping insertion in model container [2021-10-13 00:07:50,279 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:07:50,279 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:49" (2/3) ... [2021-10-13 00:07:50,280 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e490b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:07:50, skipping insertion in model container [2021-10-13 00:07:50,280 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:07:50,281 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:07:50" (3/3) ... [2021-10-13 00:07:50,282 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product01.cil.c [2021-10-13 00:07:50,332 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:07:50,332 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:07:50,332 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:07:50,333 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:07:50,333 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:07:50,333 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:07:50,333 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:07:50,333 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:07:50,349 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) [2021-10-13 00:07:50,386 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-10-13 00:07:50,386 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:07:50,387 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:07:50,394 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:07:50,394 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:07:50,395 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:07:50,395 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) [2021-10-13 00:07:50,399 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2021-10-13 00:07:50,400 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:07:50,400 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:07:50,401 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:07:50,401 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:07:50,406 INFO L791 eck$LassoCheckResult]: Stem: 45#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~string11.base, #t~string11.offset := #Ultimate.allocOnStack(13);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string17.base, #t~string17.offset, 1);call write~init~int(80, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(117, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(109, #t~string17.base, 3 + #t~string17.offset, 1);call write~init~int(112, #t~string17.base, 4 + #t~string17.offset, 1);call write~init~int(58, #t~string17.base, 5 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 6 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string23.base, #t~string23.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string25.base, #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 1 + #t~string25.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(13);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string33.base, #t~string33.offset, 1);call write~init~int(77, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(101, #t~string33.base, 2 + #t~string33.offset, 1);call write~init~int(116, #t~string33.base, 3 + #t~string33.offset, 1);call write~init~int(104, #t~string33.base, 4 + #t~string33.offset, 1);call write~init~int(58, #t~string33.base, 5 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 6 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string35.base, #t~string35.offset, 1);call write~init~int(82, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(73, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(84, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 4 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string37.base, #t~string37.offset, 1);call write~init~int(75, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 2 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string39.base, #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 1 + #t~string39.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);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 33#L-1true havoc main_#res;havoc main_#t~ret8, main_~retValue_acc~2, main_~tmp~0;havoc main_~retValue_acc~2;havoc main_~tmp~0; 55#L76true 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; 44#L84true main_#t~ret8 := valid_product_#res;main_~tmp~0 := main_#t~ret8;havoc main_#t~ret8; 38#L176true assume 0 != main_~tmp~0; 25#L152true havoc test_#t~nondet26, test_#t~nondet27, test_#t~nondet28, test_#t~nondet29, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 52#L458-1true [2021-10-13 00:07:50,407 INFO L793 eck$LassoCheckResult]: Loop: 52#L458-1true assume !false; 39#L315true assume test_~splverifierCounter~0 < 4; 41#L316true test_~tmp~1 := test_#t~nondet26;havoc test_#t~nondet26; 11#L324true assume !(0 != test_~tmp~1); 19#L324-1true test_~tmp___0~0 := test_#t~nondet27;havoc test_#t~nondet27; 27#L334true assume !(0 != test_~tmp___0~0); 29#L334-1true test_~tmp___2~0 := test_#t~nondet28;havoc test_#t~nondet28; 24#L344true assume 0 != test_~tmp___2~0; 35#L350-2true assume !(0 != ~pumpRunning~0); 36#L204true assume 0 != ~systemActive~0; 28#L211true havoc __utac_acc__Specification4_spec__1_#t~ret40, __utac_acc__Specification4_spec__1_#t~ret41, __utac_acc__Specification4_spec__1_~tmp~2, __utac_acc__Specification4_spec__1_~tmp___0~1;havoc __utac_acc__Specification4_spec__1_~tmp~2;havoc __utac_acc__Specification4_spec__1_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 31#L445true __utac_acc__Specification4_spec__1_#t~ret40 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~2 := __utac_acc__Specification4_spec__1_#t~ret40;havoc __utac_acc__Specification4_spec__1_#t~ret40; 32#L458true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~2); 52#L458-1true [2021-10-13 00:07:50,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:50,413 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-10-13 00:07:50,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:07:50,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347929853] [2021-10-13 00:07:50,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:07:50,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:07:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:50,650 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:07:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:50,840 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:07:50,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:50,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1682573531, now seen corresponding path program 1 times [2021-10-13 00:07:50,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:07:50,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981565568] [2021-10-13 00:07:50,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:07:50,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:07:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:50,867 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:07:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:50,876 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:07:50,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:50,878 INFO L82 PathProgramCache]: Analyzing trace with hash 31705407, now seen corresponding path program 1 times [2021-10-13 00:07:50,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:07:50,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307735014] [2021-10-13 00:07:50,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:07:50,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:07:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:50,966 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:07:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:51,084 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:08:45,198 WARN L207 SmtUtils]: Spent 53.94 s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-10-13 00:09:37,732 WARN L207 SmtUtils]: Spent 26.96 s on a formula simplification that was a NOOP. DAG size: 433 [2021-10-13 00:09:37,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:09:37 BoogieIcfgContainer [2021-10-13 00:09:37,881 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:09:37,882 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:09:37,882 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:09:37,882 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:09:37,883 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:07:50" (3/4) ... [2021-10-13 00:09:37,885 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-13 00:09:37,940 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:09:37,940 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:09:37,941 INFO L168 Benchmark]: Toolchain (without parser) took 109198.93 ms. Allocated memory was 81.8 MB in the beginning and 144.7 MB in the end (delta: 62.9 MB). Free memory was 44.7 MB in the beginning and 81.3 MB in the end (delta: -36.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,942 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory is still 61.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:09:37,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.25 ms. Allocated memory was 81.8 MB in the beginning and 119.5 MB in the end (delta: 37.7 MB). Free memory was 44.6 MB in the beginning and 86.1 MB in the end (delta: -41.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.00 ms. Allocated memory is still 119.5 MB. Free memory was 86.1 MB in the beginning and 83.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,945 INFO L168 Benchmark]: Boogie Preprocessor took 72.58 ms. Allocated memory is still 119.5 MB. Free memory was 83.6 MB in the beginning and 81.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,947 INFO L168 Benchmark]: RCFGBuilder took 883.81 ms. Allocated memory is still 119.5 MB. Free memory was 81.7 MB in the beginning and 47.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,948 INFO L168 Benchmark]: BuchiAutomizer took 107613.77 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 47.3 MB in the beginning and 83.4 MB in the end (delta: -36.1 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,949 INFO L168 Benchmark]: Witness Printer took 58.18 ms. Allocated memory is still 144.7 MB. Free memory was 83.4 MB in the beginning and 81.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:09:37,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory is still 61.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 490.25 ms. Allocated memory was 81.8 MB in the beginning and 119.5 MB in the end (delta: 37.7 MB). Free memory was 44.6 MB in the beginning and 86.1 MB in the end (delta: -41.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.00 ms. Allocated memory is still 119.5 MB. Free memory was 86.1 MB in the beginning and 83.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.58 ms. Allocated memory is still 119.5 MB. Free memory was 83.6 MB in the beginning and 81.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 883.81 ms. Allocated memory is still 119.5 MB. Free memory was 81.7 MB in the beginning and 47.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 107613.77 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 47.3 MB in the beginning and 83.4 MB in the end (delta: -36.1 MB). Peak memory consumption was 45.0 MB. Max. memory is 16.1 GB. * Witness Printer took 58.18 ms. Allocated memory is still 144.7 MB. Free memory was 83.4 MB in the beginning and 81.3 MB in the end (delta: 2.1 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 107.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 107.4s. 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: 314]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=16546} State at position 1 is {NULL=16547, NULL=0, NULL=0, NULL=0, NULL=0, retValue_acc=0, NULL=16546, NULL=16568, NULL=0, NULL=0, NULL=16552, NULL=16551, NULL=16564, NULL=16573, methaneLevelCritical=0, NULL=16560, NULL=0, NULL=0, NULL=16561, tmp___1=0, NULL=16553, NULL=0, NULL=0, tmp___0=0, NULL=16563, cleanupTimeShifts=4, tmp=0, NULL=16557, NULL=16559, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36541eab=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@206692f=0, NULL=16548, NULL=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=16570, \result=1, tmp___0=0, NULL=16565, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c95febe=0, NULL=16558, \result=1, head=0, pumpRunning=0, tmp=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@559aeb6e=0, NULL=16550, NULL=16566, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f118066=66, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7fee1fad=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@23374871=0, NULL=0, NULL=0, NULL=16574, NULL=0, NULL=16567, NULL=0, NULL=0, tmp=1, NULL=0, NULL=0, NULL=16556, retValue_acc=1, retValue_acc=1, tmp___2=66, splverifierCounter=0, NULL=0, NULL=16569, NULL=16555, NULL=16572, head=0, NULL=16549, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=16562, NULL=16554, NULL=16571} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L89] int cleanupTimeShifts = 4; [L196] int pumpRunning = 0; [L197] int systemActive = 1; [L370] int waterLevel = 1; [L371] int methaneLevelCritical = 0; [L645] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L167] int retValue_acc ; [L168] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L174] tmp = valid_product() [L176] COND TRUE \read(tmp) [L305] int splverifierCounter ; [L306] int tmp ; [L307] int tmp___0 ; [L308] int tmp___1 ; [L309] int tmp___2 ; [L312] splverifierCounter = 0 Loop: [L314] COND TRUE 1 [L316] COND TRUE splverifierCounter < 4 [L322] tmp = __VERIFIER_nondet_int() [L324] COND FALSE !(\read(tmp)) [L332] tmp___0 = __VERIFIER_nondet_int() [L334] COND FALSE !(\read(tmp___0)) [L342] tmp___2 = __VERIFIER_nondet_int() [L344] COND TRUE \read(tmp___2) [L204] COND FALSE !(\read(pumpRunning)) [L211] COND TRUE \read(systemActive) [L451] int tmp ; [L452] int tmp___0 ; [L441] int retValue_acc ; [L444] retValue_acc = waterLevel [L445] return (retValue_acc); [L456] tmp = getWaterLevel() [L458] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 00:09:38,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b4a85f6-cbfe-4285-beaf-5cb8d6f4ef6c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...