./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.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_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/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_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/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_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/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 1c9e4bd76592b5b320fdce5045c771849ffd48c0 ......................................................................................................................................................................................................................................................................................................................... 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 00:41:29,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:41:29,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:41:29,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:41:29,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:41:29,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:41:29,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:41:29,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:41:29,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:41:29,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:41:29,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:41:29,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:41:29,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:41:29,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:41:29,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:41:29,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:41:29,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:41:29,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:41:29,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:41:29,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:41:29,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:41:29,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:41:29,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:41:29,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:41:29,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:41:29,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:41:29,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:41:29,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:41:29,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:41:29,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:41:29,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:41:29,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:41:29,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:41:29,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:41:29,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:41:29,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:41:29,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:41:29,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:41:29,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:41:29,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:41:29,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:41:29,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:41:29,206 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:41:29,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:41:29,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:41:29,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:41:29,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:41:29,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:41:29,209 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:41:29,209 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:41:29,209 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:41:29,209 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:41:29,210 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:41:29,210 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:41:29,210 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:41:29,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:41:29,211 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:41:29,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:41:29,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:41:29,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:41:29,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:41:29,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:41:29,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:41:29,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:41:29,213 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:41:29,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:41:29,213 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:41:29,213 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:41:29,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:41:29,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:41:29,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:41:29,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:41:29,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:41:29,215 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:41:29,216 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:41:29,216 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_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c9e4bd76592b5b320fdce5045c771849ffd48c0 [2021-10-13 00:41:29,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:41:29,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:41:29,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:41:29,615 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:41:29,616 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:41:29,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2021-10-13 00:41:29,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/data/96eb93f7e/1c35532030ff4fd49b8d58d3f506a6de/FLAGcca8d23fb [2021-10-13 00:41:30,334 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:41:30,338 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2021-10-13 00:41:30,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/data/96eb93f7e/1c35532030ff4fd49b8d58d3f506a6de/FLAGcca8d23fb [2021-10-13 00:41:30,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/data/96eb93f7e/1c35532030ff4fd49b8d58d3f506a6de [2021-10-13 00:41:30,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:41:30,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:41:30,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:41:30,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:41:30,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:41:30,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:30" (1/1) ... [2021-10-13 00:41:30,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7988c8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:30, skipping insertion in model container [2021-10-13 00:41:30,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:30" (1/1) ... [2021-10-13 00:41:30,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:41:30,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:41:30,934 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_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c[1281,1294] [2021-10-13 00:41:31,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:41:31,075 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:41:31,089 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_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c[1281,1294] [2021-10-13 00:41:31,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:41:31,223 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:41:31,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31 WrapperNode [2021-10-13 00:41:31,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:41:31,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:41:31,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:41:31,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:41:31,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:41:31,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:41:31,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:41:31,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:41:31,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:41:31,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:41:31,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:41:31,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:41:31,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (1/1) ... [2021-10-13 00:41:31,361 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:41:31,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:41:31,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:41:31,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:41:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:41:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:41:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:41:31,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:41:32,320 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:41:32,321 INFO L299 CfgBuilder]: Removed 70 assume(true) statements. [2021-10-13 00:41:32,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:32 BoogieIcfgContainer [2021-10-13 00:41:32,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:41:32,326 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:41:32,326 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:41:32,330 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:41:32,331 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:41:32,331 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:41:30" (1/3) ... [2021-10-13 00:41:32,333 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54195b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:41:32, skipping insertion in model container [2021-10-13 00:41:32,334 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:41:32,334 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:31" (2/3) ... [2021-10-13 00:41:32,335 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54195b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:41:32, skipping insertion in model container [2021-10-13 00:41:32,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:41:32,336 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:32" (3/3) ... [2021-10-13 00:41:32,337 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2021-10-13 00:41:32,402 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:41:32,403 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:41:32,403 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:41:32,403 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:41:32,403 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:41:32,404 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:41:32,404 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:41:32,404 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:41:32,430 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 00:41:32,463 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2021-10-13 00:41:32,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:32,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:32,473 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:32,474 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:32,474 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:41:32,475 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 00:41:32,491 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2021-10-13 00:41:32,491 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:41:32,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:41:32,493 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:32,494 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:41:32,508 INFO L791 eck$LassoCheckResult]: Stem: 40#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(77, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(101, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(116, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(104, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string12.base, #t~string12.offset, 1);call write~init~int(82, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(73, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(84, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 4 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(75, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 1 + #t~string16.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(80, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(117, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(109, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(112, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(110, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(32, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; 33#L-1true havoc main_#res;havoc main_#t~ret77, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6; 35#L528true havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; 58#L536true main_#t~ret77 := valid_product_#res;main_~tmp~6 := main_#t~ret77;havoc main_#t~ret77; 26#L871true assume 0 != main_~tmp~6; 31#L847true ~methAndRunningLastTime~0 := 0; 20#L755true havoc test_#t~nondet53, test_#t~nondet54, test_#t~nondet55, test_#t~nondet56, 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; 22#L766-1true [2021-10-13 00:41:32,510 INFO L793 eck$LassoCheckResult]: Loop: 22#L766-1true assume !false; 51#L555true assume test_~splverifierCounter~0 < 4; 42#L556true test_~tmp~3 := test_#t~nondet53;havoc test_#t~nondet53; 14#L564true assume !(0 != test_~tmp~3); 8#L564-1true test_~tmp___0~0 := test_#t~nondet54;havoc test_#t~nondet54; 38#L574true assume !(0 != test_~tmp___0~0); 56#L574-1true test_~tmp___2~0 := test_#t~nondet55;havoc test_#t~nondet55; 45#L584true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 4#L592-2true assume !(0 != ~pumpRunning~0); 7#L623true assume 0 != ~systemActive~0; 17#L630true havoc __utac_acc__Specification2_spec__2_#t~ret75, __utac_acc__Specification2_spec__2_#t~ret76, __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~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 48#L100true __utac_acc__Specification2_spec__2_#t~ret75 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret75;havoc __utac_acc__Specification2_spec__2_#t~ret75; 10#L766true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 22#L766-1true [2021-10-13 00:41:32,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:32,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2021-10-13 00:41:32,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:32,543 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932741868] [2021-10-13 00:41:32,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:32,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:32,915 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:33,161 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:33,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:33,177 INFO L82 PathProgramCache]: Analyzing trace with hash 2663790, now seen corresponding path program 1 times [2021-10-13 00:41:33,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:33,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22032402] [2021-10-13 00:41:33,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:33,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:33,192 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:33,214 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:41:33,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:41:33,223 INFO L82 PathProgramCache]: Analyzing trace with hash 835960296, now seen corresponding path program 1 times [2021-10-13 00:41:33,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:41:33,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817001324] [2021-10-13 00:41:33,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:41:33,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:41:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:33,373 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:41:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:41:33,511 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:42:41,495 WARN L207 SmtUtils]: Spent 1.13 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2021-10-13 00:43:52,839 WARN L207 SmtUtils]: Spent 35.21 s on a formula simplification that was a NOOP. DAG size: 435 [2021-10-13 00:43:52,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:43:52 BoogieIcfgContainer [2021-10-13 00:43:52,980 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:43:52,981 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:43:52,981 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:43:52,981 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:43:52,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:41:32" (3/4) ... [2021-10-13 00:43:52,985 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-13 00:43:53,052 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:43:53,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:43:53,054 INFO L168 Benchmark]: Toolchain (without parser) took 142442.79 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 86.0 MB in the beginning and 103.9 MB in the end (delta: -17.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,055 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 123.7 MB. Free memory was 96.5 MB in the beginning and 96.5 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:43:53,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.11 ms. Allocated memory is still 123.7 MB. Free memory was 85.8 MB in the beginning and 88.8 MB in the end (delta: -3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.74 ms. Allocated memory is still 123.7 MB. Free memory was 88.8 MB in the beginning and 86.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,058 INFO L168 Benchmark]: Boogie Preprocessor took 45.34 ms. Allocated memory is still 123.7 MB. Free memory was 86.5 MB in the beginning and 84.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,059 INFO L168 Benchmark]: RCFGBuilder took 974.56 ms. Allocated memory is still 123.7 MB. Free memory was 84.6 MB in the beginning and 48.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,060 INFO L168 Benchmark]: BuchiAutomizer took 140654.38 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 48.8 MB in the beginning and 106.9 MB in the end (delta: -58.1 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,061 INFO L168 Benchmark]: Witness Printer took 71.40 ms. Allocated memory is still 157.3 MB. Free memory was 106.9 MB in the beginning and 103.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:43:53,067 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 123.7 MB. Free memory was 96.5 MB in the beginning and 96.5 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 609.11 ms. Allocated memory is still 123.7 MB. Free memory was 85.8 MB in the beginning and 88.8 MB in the end (delta: -3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.74 ms. Allocated memory is still 123.7 MB. Free memory was 88.8 MB in the beginning and 86.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.34 ms. Allocated memory is still 123.7 MB. Free memory was 86.5 MB in the beginning and 84.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 974.56 ms. Allocated memory is still 123.7 MB. Free memory was 84.6 MB in the beginning and 48.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 140654.38 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 48.8 MB in the beginning and 106.9 MB in the end (delta: -58.1 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. * Witness Printer took 71.40 ms. Allocated memory is still 157.3 MB. Free memory was 106.9 MB in the beginning and 103.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 140.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 140.4s. 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: 554]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=1} State at position 1 is {NULL=0, retValue_acc=0, NULL=0, NULL=0, NULL=0, NULL=18062, NULL=0, NULL=1, NULL=18047, NULL=0, NULL=0, NULL=0, NULL=0, NULL=18065, retValue_acc=0, NULL=18040, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1009ac33=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1793f161=0, NULL=18044, methaneLevelCritical=0, NULL=18060, NULL=18057, tmp=0, NULL=0, NULL=0, NULL=18043, tmp___1=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@71665fe6=0, NULL=18049, NULL=18056, cleanupTimeShifts=4, NULL=18050, NULL=18067, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=0, NULL=0, NULL=18064, NULL=0, NULL=18048, NULL=18051, tmp___0=0, NULL=18053, NULL=18066, \result=1, head=0, pumpRunning=0, NULL=18046, \result=0, NULL=18061, NULL=0, NULL=18042, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f51d2af=0, tmp=1, NULL=18058, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21674f0d=0, NULL=18045, retValue_acc=1, NULL=0, NULL=0, NULL=18055, tmp___2=78, tmp___0=0, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=18059, NULL=18041, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21c57da8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25aba06b=78, head=0, NULL=0, NULL=0, NULL=18063, NULL=18052, NULL=18054, tmp=0, NULL=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L306] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L615] int pumpRunning = 0; [L616] int systemActive = 1; [L749] int methAndRunningLastTime ; [L788] int cleanupTimeShifts = 4; [L862] int retValue_acc ; [L863] int tmp ; [L532] int retValue_acc ; [L535] retValue_acc = 1 [L536] return (retValue_acc); [L869] tmp = valid_product() [L871] COND TRUE \read(tmp) [L754] methAndRunningLastTime = 0 [L545] int splverifierCounter ; [L546] int tmp ; [L547] int tmp___0 ; [L548] int tmp___1 ; [L549] int tmp___2 ; [L552] splverifierCounter = 0 Loop: [L554] COND TRUE 1 [L556] COND TRUE splverifierCounter < 4 [L562] tmp = __VERIFIER_nondet_int() [L564] COND FALSE !(\read(tmp)) [L572] tmp___0 = __VERIFIER_nondet_int() [L574] COND FALSE !(\read(tmp___0)) [L582] tmp___2 = __VERIFIER_nondet_int() [L584] COND TRUE \read(tmp___2) [L744] systemActive = 1 [L623] COND FALSE !(\read(pumpRunning)) [L630] COND TRUE \read(systemActive) [L759] int tmp ; [L760] int tmp___0 ; [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L764] tmp = isMethaneLevelCritical() [L766] COND FALSE !(\read(tmp)) [L782] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 00:43:53,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6979c6b9-8f89-4e09-99b2-8b6acb9447d8/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...