./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.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_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/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_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/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_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/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 a022389f82d082e59911b8894f15e7c26d2fb42a ........................................................................................................................................................................................................................................................................................................................ 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 01:18:14,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:18:14,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:18:14,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:18:14,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:18:14,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:18:14,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:18:14,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:18:14,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:18:14,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:18:14,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:18:14,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:18:14,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:18:14,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:18:14,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:18:14,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:18:14,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:18:14,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:18:14,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:18:14,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:18:14,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:18:14,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:18:14,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:18:14,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:18:14,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:18:14,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:18:14,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:18:14,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:18:14,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:18:15,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:18:15,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:18:15,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:18:15,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:18:15,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:18:15,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:18:15,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:18:15,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:18:15,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:18:15,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:18:15,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:18:15,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:18:15,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 01:18:15,075 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:18:15,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:18:15,081 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:18:15,082 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:18:15,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:18:15,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:18:15,084 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:18:15,084 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 01:18:15,085 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 01:18:15,085 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 01:18:15,086 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 01:18:15,086 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 01:18:15,087 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 01:18:15,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:18:15,087 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:18:15,088 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:18:15,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:18:15,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:18:15,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:18:15,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 01:18:15,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 01:18:15,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 01:18:15,089 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:18:15,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:18:15,090 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 01:18:15,090 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:18:15,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 01:18:15,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:18:15,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:18:15,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:18:15,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:18:15,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:18:15,093 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 01:18:15,094 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_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a022389f82d082e59911b8894f15e7c26d2fb42a [2021-10-13 01:18:15,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:18:15,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:18:15,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:18:15,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:18:15,541 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:18:15,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-13 01:18:15,632 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/data/d35c27087/f7a8a651f9c048728eae34c6cea9d06f/FLAGefd50873b [2021-10-13 01:18:16,337 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:18:16,338 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-13 01:18:16,353 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/data/d35c27087/f7a8a651f9c048728eae34c6cea9d06f/FLAGefd50873b [2021-10-13 01:18:16,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/data/d35c27087/f7a8a651f9c048728eae34c6cea9d06f [2021-10-13 01:18:16,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:18:16,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:18:16,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:18:16,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:18:16,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:18:16,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:18:16" (1/1) ... [2021-10-13 01:18:16,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373e698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:16, skipping insertion in model container [2021-10-13 01:18:16,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:18:16" (1/1) ... [2021-10-13 01:18:16,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:18:16,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:18:16,902 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_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1281,1294] [2021-10-13 01:18:17,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:18:17,098 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:18:17,134 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_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1281,1294] [2021-10-13 01:18:17,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:18:17,310 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:18:17,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17 WrapperNode [2021-10-13 01:18:17,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:18:17,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:18:17,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:18:17,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:18:17,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:18:17,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:18:17,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:18:17,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:18:17,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:18:17,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:18:17,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:18:17,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:18:17,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (1/1) ... [2021-10-13 01:18:17,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:18:17,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:18:17,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:18:17,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 01:18:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:18:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:18:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:18:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:18:18,670 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:18:18,670 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-10-13 01:18:18,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:18 BoogieIcfgContainer [2021-10-13 01:18:18,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:18:18,675 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 01:18:18,675 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 01:18:18,680 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 01:18:18,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:18:18,681 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 01:18:16" (1/3) ... [2021-10-13 01:18:18,683 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@406db1b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:18:18, skipping insertion in model container [2021-10-13 01:18:18,683 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:18:18,684 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:18:17" (2/3) ... [2021-10-13 01:18:18,684 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@406db1b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:18:18, skipping insertion in model container [2021-10-13 01:18:18,684 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:18:18,685 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:18" (3/3) ... [2021-10-13 01:18:18,686 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2021-10-13 01:18:18,759 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 01:18:18,759 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 01:18:18,759 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 01:18:18,759 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 01:18:18,760 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 01:18:18,760 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 01:18:18,760 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 01:18:18,760 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 01:18:18,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 58 states, 57 states have (on average 1.543859649122807) internal successors, (88), 57 states have internal predecessors, (88), 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 01:18:18,832 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2021-10-13 01:18:18,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:18:18,832 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:18:18,845 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:18:18,845 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:18:18,846 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 01:18:18,847 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 58 states, 57 states have (on average 1.543859649122807) internal successors, (88), 57 states have internal predecessors, (88), 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 01:18:18,868 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2021-10-13 01:18:18,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:18:18,869 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:18:18,870 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:18:18,871 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:18:18,885 INFO L791 eck$LassoCheckResult]: Stem: 43#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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(13);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string55.base, #t~string55.offset, 1);call write~init~int(80, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(117, #t~string55.base, 2 + #t~string55.offset, 1);call write~init~int(109, #t~string55.base, 3 + #t~string55.offset, 1);call write~init~int(112, #t~string55.base, 4 + #t~string55.offset, 1);call write~init~int(58, #t~string55.base, 5 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 6 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string61.base, #t~string61.offset, 1);call write~init~int(32, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string63.base, #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 1 + #t~string63.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(13);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string70.base, #t~string70.offset, 1);call write~init~int(77, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(101, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(104, #t~string70.base, 4 + #t~string70.offset, 1);call write~init~int(58, #t~string70.base, 5 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 6 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string72.base, #t~string72.offset, 1);call write~init~int(82, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(73, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(84, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string74.base, #t~string74.offset, 1);call write~init~int(75, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 2 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string76.base, #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 1 + #t~string76.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 34#L-1true havoc main_#res;havoc main_#t~ret66, main_~retValue_acc~5, main_~tmp~6;havoc main_~retValue_acc~5;havoc main_~tmp~6; 26#L861true 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; 41#L869true main_#t~ret66 := valid_product_#res;main_~tmp~6 := main_#t~ret66;havoc main_#t~ret66; 33#L744true assume 0 != main_~tmp~6; 12#L717true ~methAndRunningLastTime~0 := 0; 48#L625true havoc test_#t~nondet42, test_#t~nondet43, test_#t~nondet44, test_#t~nondet45, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 16#L636-1true [2021-10-13 01:18:18,886 INFO L793 eck$LassoCheckResult]: Loop: 16#L636-1true assume !false; 13#L432true assume test_~splverifierCounter~0 < 4; 4#L433true test_~tmp~3 := test_#t~nondet42;havoc test_#t~nondet42; 15#L441true assume !(0 != test_~tmp~3); 51#L441-1true test_~tmp___0~0 := test_#t~nondet43;havoc test_#t~nondet43; 59#L451true assume !(0 != test_~tmp___0~0); 7#L451-1true test_~tmp___2~0 := test_#t~nondet44;havoc test_#t~nondet44; 6#L461true assume 0 != test_~tmp___2~0; 30#L467-2true assume !(0 != ~pumpRunning~0); 38#L501true assume 0 != ~systemActive~0; 25#L508true havoc __utac_acc__Specification2_spec__2_#t~ret64, __utac_acc__Specification2_spec__2_#t~ret65, __utac_acc__Specification2_spec__2_~tmp~5, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~5;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; 44#L802true __utac_acc__Specification2_spec__2_#t~ret64 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret64;havoc __utac_acc__Specification2_spec__2_#t~ret64; 20#L636true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 16#L636-1true [2021-10-13 01:18:18,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:18:18,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2021-10-13 01:18:18,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:18:18,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984580915] [2021-10-13 01:18:18,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:18:18,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:18:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:19,324 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:18:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:19,496 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:18:19,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:18:19,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1709485, now seen corresponding path program 1 times [2021-10-13 01:18:19,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:18:19,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639232946] [2021-10-13 01:18:19,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:18:19,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:18:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:19,527 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:18:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:19,550 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:18:19,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:18:19,555 INFO L82 PathProgramCache]: Analyzing trace with hash 835005991, now seen corresponding path program 1 times [2021-10-13 01:18:19,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:18:19,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302720947] [2021-10-13 01:18:19,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:18:19,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:18:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:19,660 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:18:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:18:19,876 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:19:26,728 WARN L207 SmtUtils]: Spent 1.11 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2021-10-13 01:20:34,306 WARN L207 SmtUtils]: Spent 33.37 s on a formula simplification that was a NOOP. DAG size: 435 [2021-10-13 01:20:34,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 01:20:34 BoogieIcfgContainer [2021-10-13 01:20:34,484 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 01:20:34,485 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:20:34,485 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:20:34,485 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:20:34,486 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:18:18" (3/4) ... [2021-10-13 01:20:34,488 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-13 01:20:34,556 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:20:34,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:20:34,566 INFO L168 Benchmark]: Toolchain (without parser) took 137982.15 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 53.2 MB in the beginning and 43.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,567 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 94.4 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 53.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:20:34,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.23 ms. Allocated memory is still 94.4 MB. Free memory was 53.0 MB in the beginning and 60.7 MB in the end (delta: -7.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.12 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 57.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,570 INFO L168 Benchmark]: Boogie Preprocessor took 43.46 ms. Allocated memory is still 94.4 MB. Free memory was 57.9 MB in the beginning and 56.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,571 INFO L168 Benchmark]: RCFGBuilder took 1221.66 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.1 MB in the beginning and 76.3 MB in the end (delta: -20.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,571 INFO L168 Benchmark]: BuchiAutomizer took 135809.66 ms. Allocated memory is still 113.2 MB. Free memory was 76.3 MB in the beginning and 45.4 MB in the end (delta: 30.9 MB). Peak memory consumption was 54.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,572 INFO L168 Benchmark]: Witness Printer took 76.72 ms. Allocated memory is still 113.2 MB. Free memory was 45.4 MB in the beginning and 43.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:20:34,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 94.4 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 53.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 729.23 ms. Allocated memory is still 94.4 MB. Free memory was 53.0 MB in the beginning and 60.7 MB in the end (delta: -7.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.12 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 57.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.46 ms. Allocated memory is still 94.4 MB. Free memory was 57.9 MB in the beginning and 56.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1221.66 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.1 MB in the beginning and 76.3 MB in the end (delta: -20.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 135809.66 ms. Allocated memory is still 113.2 MB. Free memory was 76.3 MB in the beginning and 45.4 MB in the end (delta: 30.9 MB). Peak memory consumption was 54.6 MB. Max. memory is 16.1 GB. * Witness Printer took 76.72 ms. Allocated memory is still 113.2 MB. Free memory was 45.4 MB in the beginning and 43.3 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 135.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 135.5s. 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: 431]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=28808} State at position 1 is {NULL=0, NULL=28832, NULL=0, NULL=28808, retValue_acc=0, NULL=0, NULL=28835, NULL=28822, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ae0bd74=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e25cd54=78, NULL=28809, methaneLevelCritical=0, NULL=28818, tmp=0, NULL=0, NULL=28814, tmp___1=0, NULL=28834, NULL=0, NULL=0, NULL=28826, NULL=28820, NULL=28831, cleanupTimeShifts=4, NULL=28821, NULL=28816, NULL=28827, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3b7d9aae=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4445a678=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, retValue_acc=0, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79999160=0, NULL=28833, \result=1, head=0, pumpRunning=0, NULL=28811, NULL=28830, \result=0, NULL=28836, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, tmp=1, NULL=28819, retValue_acc=1, NULL=28817, NULL=0, NULL=0, NULL=28824, NULL=0, tmp___2=78, tmp___0=0, NULL=28828, NULL=28823, splverifierCounter=0, NULL=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=28815, NULL=28829, NULL=28810, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@556a9403=0, NULL=28813, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c5edf9f=0, head=0, NULL=0, NULL=0, NULL=28812, NULL=0, NULL=0, tmp=0, NULL=28825} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L220] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L493] int pumpRunning = 0; [L494] int systemActive = 1; [L619] int methAndRunningLastTime ; [L658] int cleanupTimeShifts = 4; [L759] int waterLevel = 1; [L760] int methaneLevelCritical = 0; [L735] int retValue_acc ; [L736] int tmp ; [L865] int retValue_acc ; [L868] retValue_acc = 1 [L869] return (retValue_acc); [L742] tmp = valid_product() [L744] COND TRUE \read(tmp) [L624] methAndRunningLastTime = 0 [L422] int splverifierCounter ; [L423] int tmp ; [L424] int tmp___0 ; [L425] int tmp___1 ; [L426] int tmp___2 ; [L429] splverifierCounter = 0 Loop: [L431] COND TRUE 1 [L433] COND TRUE splverifierCounter < 4 [L439] tmp = __VERIFIER_nondet_int() [L441] COND FALSE !(\read(tmp)) [L449] tmp___0 = __VERIFIER_nondet_int() [L451] COND FALSE !(\read(tmp___0)) [L459] tmp___2 = __VERIFIER_nondet_int() [L461] COND TRUE \read(tmp___2) [L501] COND FALSE !(\read(pumpRunning)) [L508] COND TRUE \read(systemActive) [L629] int tmp ; [L630] int tmp___0 ; [L798] int retValue_acc ; [L801] retValue_acc = methaneLevelCritical [L802] return (retValue_acc); [L634] tmp = isMethaneLevelCritical() [L636] COND FALSE !(\read(tmp)) [L652] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 01:20:34,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0830a2b3-fcd4-4be1-b37d-a2b42f2dd241/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...