./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product31.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_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/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_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/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_47499096-6175-46fe-8d5c-c4eb07c4ffec/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 58b1515455259d45fb417c153e548f7f158cb0ab .................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:00:20,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:00:20,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:00:20,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:00:20,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:00:20,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:00:20,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:00:20,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:00:20,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:00:20,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:00:20,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:00:20,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:00:20,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:00:20,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:00:20,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:00:20,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:00:20,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:00:20,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:00:20,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:00:20,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:00:20,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:00:20,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:00:20,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:00:20,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:00:20,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:00:20,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:00:20,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:00:20,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:00:20,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:00:20,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:00:20,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:00:20,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:00:20,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:00:20,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:00:20,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:00:20,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:00:20,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:00:20,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:00:20,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:00:20,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:00:20,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:00:20,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 01:00:20,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:00:20,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:00:20,141 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:00:20,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:00:20,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:00:20,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:00:20,144 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:00:20,144 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 01:00:20,144 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 01:00:20,145 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 01:00:20,145 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 01:00:20,145 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 01:00:20,146 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 01:00:20,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:00:20,147 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:00:20,147 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:00:20,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:00:20,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:00:20,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:00:20,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 01:00:20,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 01:00:20,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 01:00:20,149 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:00:20,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:00:20,150 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 01:00:20,150 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:00:20,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 01:00:20,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:00:20,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:00:20,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:00:20,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:00:20,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:00:20,153 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 01:00:20,153 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_47499096-6175-46fe-8d5c-c4eb07c4ffec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58b1515455259d45fb417c153e548f7f158cb0ab [2021-10-13 01:00:20,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:00:20,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:00:20,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:00:20,462 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:00:20,463 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:00:20,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c [2021-10-13 01:00:20,538 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/data/c61b7fc8a/86952e2c82d54b7693692e98c5669ef9/FLAGe1ef38c8e [2021-10-13 01:00:21,059 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:00:21,060 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c [2021-10-13 01:00:21,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/data/c61b7fc8a/86952e2c82d54b7693692e98c5669ef9/FLAGe1ef38c8e [2021-10-13 01:00:21,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/data/c61b7fc8a/86952e2c82d54b7693692e98c5669ef9 [2021-10-13 01:00:21,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:00:21,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:00:21,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:00:21,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:00:21,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:00:21,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:21,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b38be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21, skipping insertion in model container [2021-10-13 01:00:21,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:21,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:00:21,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:00:21,719 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_47499096-6175-46fe-8d5c-c4eb07c4ffec/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c[1281,1294] [2021-10-13 01:00:21,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:00:21,852 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:00:21,877 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_47499096-6175-46fe-8d5c-c4eb07c4ffec/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c[1281,1294] [2021-10-13 01:00:21,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:00:21,995 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:00:21,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21 WrapperNode [2021-10-13 01:00:21,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:00:21,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:00:21,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:00:21,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:00:22,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:00:22,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:00:22,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:00:22,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:00:22,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:00:22,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:00:22,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:00:22,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:00:22,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (1/1) ... [2021-10-13 01:00:22,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:00:22,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:00:22,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:00:22,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 01:00:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:00:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:00:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:00:22,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:00:23,161 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:00:23,162 INFO L299 CfgBuilder]: Removed 174 assume(true) statements. [2021-10-13 01:00:23,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:23 BoogieIcfgContainer [2021-10-13 01:00:23,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:00:23,165 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 01:00:23,165 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 01:00:23,169 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 01:00:23,170 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:00:23,170 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 01:00:21" (1/3) ... [2021-10-13 01:00:23,171 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2e0d9d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:00:23, skipping insertion in model container [2021-10-13 01:00:23,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:00:23,171 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:21" (2/3) ... [2021-10-13 01:00:23,172 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2e0d9d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:00:23, skipping insertion in model container [2021-10-13 01:00:23,172 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:00:23,172 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:23" (3/3) ... [2021-10-13 01:00:23,174 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2021-10-13 01:00:23,235 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 01:00:23,235 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 01:00:23,235 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 01:00:23,235 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 01:00:23,235 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 01:00:23,235 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 01:00:23,236 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 01:00:23,236 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 01:00:23,266 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 113 states, 112 states have (on average 1.5) internal successors, (168), 112 states have internal predecessors, (168), 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 01:00:23,306 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73 [2021-10-13 01:00:23,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:00:23,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:00:23,314 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:23,315 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:23,315 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 01:00:23,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 113 states, 112 states have (on average 1.5) internal successors, (168), 112 states have internal predecessors, (168), 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 01:00:23,322 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73 [2021-10-13 01:00:23,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:00:23,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:00:23,323 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:23,323 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:23,328 INFO L791 eck$LassoCheckResult]: Stem: 100#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~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0; 33#L-1true havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; 35#L974true havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 8#L982true main_#t~ret42 := valid_product_#res;main_~tmp~5 := main_#t~ret42;havoc main_#t~ret42; 67#L523true assume 0 != main_~tmp~5; 24#L495true ~switchedOnBeforeTS~0 := 0; 44#L909true havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 105#L930-1true [2021-10-13 01:00:23,328 INFO L793 eck$LassoCheckResult]: Loop: 105#L930-1true assume !false; 98#L67true assume test_~splverifierCounter~0 < 4; 106#L68true test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 53#L76true assume !(0 != test_~tmp~0); 96#L76-1true test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 5#L86true assume !(0 != test_~tmp___0~0); 63#L86-1true test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 93#L96true assume 0 != test_~tmp___2~0; 22#L102-1true havoc __utac_acc__Specification5_spec__2_#t~ret78;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 29#L271true __utac_acc__Specification5_spec__2_#t~ret78 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret78;havoc __utac_acc__Specification5_spec__2_#t~ret78; 74#L919true assume !(0 != ~pumpRunning~0); 88#L143true assume !(0 != ~systemActive~0); 87#L150true havoc __utac_acc__Specification5_spec__3_#t~ret79, __utac_acc__Specification5_spec__3_#t~ret80, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 20#L422true __utac_acc__Specification5_spec__3_#t~ret79 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret79;havoc __utac_acc__Specification5_spec__3_#t~ret79; 49#L930true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); 105#L930-1true [2021-10-13 01:00:23,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:23,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2021-10-13 01:00:23,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:23,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129666401] [2021-10-13 01:00:23,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:23,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:23,602 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:23,741 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:00:23,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:23,744 INFO L82 PathProgramCache]: Analyzing trace with hash -240568171, now seen corresponding path program 1 times [2021-10-13 01:00:23,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:23,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82932915] [2021-10-13 01:00:23,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:23,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:23,753 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:23,762 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:00:23,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:23,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1693457039, now seen corresponding path program 1 times [2021-10-13 01:00:23,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:23,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258425926] [2021-10-13 01:00:23,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:23,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:23,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:23,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:23,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258425926] [2021-10-13 01:00:23,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258425926] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:23,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:23,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:00:23,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173323474] [2021-10-13 01:00:24,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:24,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:00:24,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:00:24,108 INFO L87 Difference]: Start difference. First operand has 113 states, 112 states have (on average 1.5) internal successors, (168), 112 states have internal predecessors, (168), 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) Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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 01:00:24,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:24,422 INFO L93 Difference]: Finished difference Result 277 states and 388 transitions. [2021-10-13 01:00:24,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:00:24,424 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 277 states and 388 transitions. [2021-10-13 01:00:24,442 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 179 [2021-10-13 01:00:24,455 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 277 states to 256 states and 367 transitions. [2021-10-13 01:00:24,456 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 256 [2021-10-13 01:00:24,458 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 256 [2021-10-13 01:00:24,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 256 states and 367 transitions. [2021-10-13 01:00:24,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 01:00:24,470 INFO L681 BuchiCegarLoop]: Abstraction has 256 states and 367 transitions. [2021-10-13 01:00:24,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states and 367 transitions. [2021-10-13 01:00:24,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 155. [2021-10-13 01:00:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 155 states have (on average 1.4258064516129032) internal successors, (221), 154 states have internal predecessors, (221), 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 01:00:24,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 221 transitions. [2021-10-13 01:00:24,525 INFO L704 BuchiCegarLoop]: Abstraction has 155 states and 221 transitions. [2021-10-13 01:00:24,526 INFO L587 BuchiCegarLoop]: Abstraction has 155 states and 221 transitions. [2021-10-13 01:00:24,526 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 01:00:24,526 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 155 states and 221 transitions. [2021-10-13 01:00:24,528 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 108 [2021-10-13 01:00:24,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:00:24,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:00:24,530 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:24,530 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:24,530 INFO L791 eck$LassoCheckResult]: Stem: 512#ULTIMATE.startENTRY #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~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0; 460#L-1 havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; 461#L974 havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 418#L982 main_#t~ret42 := valid_product_#res;main_~tmp~5 := main_#t~ret42;havoc main_#t~ret42; 419#L523 assume 0 != main_~tmp~5; 445#L495 ~switchedOnBeforeTS~0 := 0; 446#L909 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 471#L930-1 [2021-10-13 01:00:24,531 INFO L793 eck$LassoCheckResult]: Loop: 471#L930-1 assume !false; 510#L67 assume test_~splverifierCounter~0 < 4; 511#L68 test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 481#L76 assume !(0 != test_~tmp~0); 470#L76-1 test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 410#L86 assume !(0 != test_~tmp___0~0); 412#L86-1 test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 494#L96 assume 0 != test_~tmp___2~0; 443#L102-1 havoc __utac_acc__Specification5_spec__2_#t~ret78;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 444#L271 __utac_acc__Specification5_spec__2_#t~ret78 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret78;havoc __utac_acc__Specification5_spec__2_#t~ret78; 456#L919 assume !(0 != ~pumpRunning~0); 500#L143 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret12, processEnvironment_~tmp~2;havoc processEnvironment_~tmp~2; 478#L201 assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret11, processEnvironment__wrappee__methaneQuery_~tmp~1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1; 480#L175-1 assume !(0 != ~pumpRunning~0); 415#L150 havoc __utac_acc__Specification5_spec__3_#t~ret79, __utac_acc__Specification5_spec__3_#t~ret80, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 439#L422 __utac_acc__Specification5_spec__3_#t~ret79 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret79;havoc __utac_acc__Specification5_spec__3_#t~ret79; 440#L930 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9); 471#L930-1 [2021-10-13 01:00:24,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:24,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2021-10-13 01:00:24,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:24,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247115225] [2021-10-13 01:00:24,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:24,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:24,615 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:24,722 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:00:24,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:24,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1407156793, now seen corresponding path program 1 times [2021-10-13 01:00:24,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:24,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676312013] [2021-10-13 01:00:24,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:24,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:24,735 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:24,742 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:00:24,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:24,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1765198145, now seen corresponding path program 1 times [2021-10-13 01:00:24,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:24,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136084219] [2021-10-13 01:00:24,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:24,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:24,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:24,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136084219] [2021-10-13 01:00:24,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136084219] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:24,861 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:24,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:00:24,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140614509] [2021-10-13 01:00:24,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:25,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:00:25,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:00:25,001 INFO L87 Difference]: Start difference. First operand 155 states and 221 transitions. cyclomatic complexity: 69 Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 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 01:00:25,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:25,221 INFO L93 Difference]: Finished difference Result 648 states and 936 transitions. [2021-10-13 01:00:25,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 01:00:25,222 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 648 states and 936 transitions. [2021-10-13 01:00:25,232 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 446 [2021-10-13 01:00:25,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 648 states to 648 states and 936 transitions. [2021-10-13 01:00:25,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 648 [2021-10-13 01:00:25,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 648 [2021-10-13 01:00:25,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 648 states and 936 transitions. [2021-10-13 01:00:25,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 01:00:25,276 INFO L681 BuchiCegarLoop]: Abstraction has 648 states and 936 transitions. [2021-10-13 01:00:25,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states and 936 transitions. [2021-10-13 01:00:25,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 297. [2021-10-13 01:00:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 297 states have (on average 1.404040404040404) internal successors, (417), 296 states have internal predecessors, (417), 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 01:00:25,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 417 transitions. [2021-10-13 01:00:25,310 INFO L704 BuchiCegarLoop]: Abstraction has 297 states and 417 transitions. [2021-10-13 01:00:25,310 INFO L587 BuchiCegarLoop]: Abstraction has 297 states and 417 transitions. [2021-10-13 01:00:25,310 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 01:00:25,310 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 297 states and 417 transitions. [2021-10-13 01:00:25,312 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212 [2021-10-13 01:00:25,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:00:25,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:00:25,314 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:25,314 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:25,314 INFO L791 eck$LassoCheckResult]: Stem: 1360#ULTIMATE.startENTRY #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~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0; 1286#L-1 havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~6, main_~tmp~5;havoc main_~retValue_acc~6;havoc main_~tmp~5; 1287#L974 havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 1240#L982 main_#t~ret42 := valid_product_#res;main_~tmp~5 := main_#t~ret42;havoc main_#t~ret42; 1241#L523 assume 0 != main_~tmp~5; 1271#L495 ~switchedOnBeforeTS~0 := 0; 1272#L909 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1301#L930-1 [2021-10-13 01:00:25,314 INFO L793 eck$LassoCheckResult]: Loop: 1301#L930-1 assume !false; 1362#L67 assume test_~splverifierCounter~0 < 4; 1436#L68 test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 1435#L76 assume !(0 != test_~tmp~0); 1433#L76-1 test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 1432#L86 assume !(0 != test_~tmp___0~0); 1430#L86-1 test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 1429#L96 assume 0 != test_~tmp___2~0; 1268#L102-1 havoc __utac_acc__Specification5_spec__2_#t~ret78;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 1269#L271 __utac_acc__Specification5_spec__2_#t~ret78 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret78;havoc __utac_acc__Specification5_spec__2_#t~ret78; 1282#L919 assume !(0 != ~pumpRunning~0); 1334#L143 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret12, processEnvironment_~tmp~2;havoc processEnvironment_~tmp~2; 1311#L201 assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret11, processEnvironment__wrappee__methaneQuery_~tmp~1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1; 1313#L175-1 assume !(0 != ~pumpRunning~0); 1237#L150 havoc __utac_acc__Specification5_spec__3_#t~ret79, __utac_acc__Specification5_spec__3_#t~ret80, __utac_acc__Specification5_spec__3_~tmp~9, __utac_acc__Specification5_spec__3_~tmp___0~2;havoc __utac_acc__Specification5_spec__3_~tmp~9;havoc __utac_acc__Specification5_spec__3_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 1347#L422 __utac_acc__Specification5_spec__3_#t~ret79 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~9 := __utac_acc__Specification5_spec__3_#t~ret79;havoc __utac_acc__Specification5_spec__3_#t~ret79; 1307#L930 assume 2 != __utac_acc__Specification5_spec__3_~tmp~9;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 1308#L271-1 __utac_acc__Specification5_spec__3_#t~ret80 := isPumpRunning_#res;__utac_acc__Specification5_spec__3_~tmp___0~2 := __utac_acc__Specification5_spec__3_#t~ret80;havoc __utac_acc__Specification5_spec__3_#t~ret80; 1343#L934 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2); 1301#L930-1 [2021-10-13 01:00:25,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:25,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 3 times [2021-10-13 01:00:25,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:25,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509668292] [2021-10-13 01:00:25,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:25,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:25,380 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:25,478 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:00:25,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:25,478 INFO L82 PathProgramCache]: Analyzing trace with hash 637007746, now seen corresponding path program 1 times [2021-10-13 01:00:25,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:25,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289873366] [2021-10-13 01:00:25,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:25,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:25,485 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:25,493 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:00:25,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:25,494 INFO L82 PathProgramCache]: Analyzing trace with hash -156676996, now seen corresponding path program 1 times [2021-10-13 01:00:25,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:25,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121533135] [2021-10-13 01:00:25,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:25,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:25,534 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:00:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:00:25,600 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:01:23,863 WARN L207 SmtUtils]: Spent 58.05 s on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2021-10-13 01:02:20,614 WARN L207 SmtUtils]: Spent 27.31 s on a formula simplification that was a NOOP. DAG size: 435 [2021-10-13 01:02:20,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 01:02:20 BoogieIcfgContainer [2021-10-13 01:02:20,767 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 01:02:20,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:02:20,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:02:20,768 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:02:20,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:23" (3/4) ... [2021-10-13 01:02:20,771 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-13 01:02:20,830 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:02:20,830 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:02:20,831 INFO L168 Benchmark]: Toolchain (without parser) took 119410.70 ms. Allocated memory was 90.2 MB in the beginning and 153.1 MB in the end (delta: 62.9 MB). Free memory was 52.4 MB in the beginning and 109.2 MB in the end (delta: -56.8 MB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,832 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 90.2 MB. Free memory was 69.4 MB in the beginning and 69.3 MB in the end (delta: 43.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:02:20,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.81 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 52.2 MB in the beginning and 83.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.70 ms. Allocated memory is still 117.4 MB. Free memory was 82.8 MB in the beginning and 79.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,834 INFO L168 Benchmark]: Boogie Preprocessor took 98.69 ms. Allocated memory is still 117.4 MB. Free memory was 79.5 MB in the beginning and 77.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,835 INFO L168 Benchmark]: RCFGBuilder took 974.90 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 36.0 MB in the end (delta: 41.0 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,836 INFO L168 Benchmark]: BuchiAutomizer took 117602.32 ms. Allocated memory was 117.4 MB in the beginning and 153.1 MB in the end (delta: 35.7 MB). Free memory was 35.5 MB in the beginning and 111.3 MB in the end (delta: -75.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,836 INFO L168 Benchmark]: Witness Printer took 62.36 ms. Allocated memory is still 153.1 MB. Free memory was 111.3 MB in the beginning and 109.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:02:20,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 90.2 MB. Free memory was 69.4 MB in the beginning and 69.3 MB in the end (delta: 43.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 571.81 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 52.2 MB in the beginning and 83.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.70 ms. Allocated memory is still 117.4 MB. Free memory was 82.8 MB in the beginning and 79.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 98.69 ms. Allocated memory is still 117.4 MB. Free memory was 79.5 MB in the beginning and 77.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 974.90 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 36.0 MB in the end (delta: 41.0 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 117602.32 ms. Allocated memory was 117.4 MB in the beginning and 153.1 MB in the end (delta: 35.7 MB). Free memory was 35.5 MB in the beginning and 111.3 MB in the end (delta: -75.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. * Witness Printer took 62.36 ms. Allocated memory is still 153.1 MB. Free memory was 111.3 MB in the beginning and 109.2 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 Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 297 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 117.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 116.6s. Construction of modules took 0.2s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 74.8ms AutomataMinimizationTime, 2 MinimizatonAttempts, 452 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 297 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 431 SDtfs, 1212 SDslu, 1562 SDs, 0 SdLazy, 172 SolverSat, 29 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 286.9ms Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 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: 66]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=16736} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@67bbac95=62, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a60d075=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@12062439=0, NULL=16736, NULL=16738, NULL=0, retValue_acc=0, NULL=0, NULL=16745, NULL=16746, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ab7980c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3a2ec41f=0, NULL=16747, methaneLevelCritical=0, NULL=16759, tmp=1, retValue_acc=1, NULL=0, NULL=16762, NULL=16763, NULL=0, tmp___1=0, NULL=0, NULL=0, NULL=16757, NULL=16753, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d23c77e=0, NULL=16742, cleanupTimeShifts=4, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2cbc6677=0, switchedOnBeforeTS=0, \result=0, NULL=0, systemActive=1, waterLevel=1, \result=1, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@71d6dcfd=0, tmp___0=0, NULL=16748, \result=1, NULL=16758, head=0, pumpRunning=0, tmp___0=0, \result=0, NULL=16741, NULL=16764, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61430bde=0, tmp=1, NULL=0, NULL=16760, NULL=16756, NULL=16755, NULL=0, NULL=0, NULL=16739, NULL=0, NULL=0, NULL=16749, tmp___2=62, NULL=0, retValue_acc=1, NULL=16761, NULL=16750, splverifierCounter=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@68bf765d=0, NULL=16737, NULL=16751, NULL=16743, tmp=0, head=0, retValue_acc=0, tmp=0, NULL=0, NULL=0, NULL=16754, NULL=0, NULL=0, NULL=0, NULL=0, NULL=16752, NULL=0, NULL=16744, NULL=16740} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L131] int pumpRunning = 0; [L132] int systemActive = 1; [L347] int waterLevel = 1; [L348] int methaneLevelCritical = 0; [L436] int cleanupTimeShifts = 4; [L706] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L903] int switchedOnBeforeTS ; [L514] int retValue_acc ; [L515] int tmp ; [L978] int retValue_acc ; [L981] retValue_acc = 1 [L982] return (retValue_acc); [L521] tmp = valid_product() [L523] COND TRUE \read(tmp) [L908] switchedOnBeforeTS = 0 [L57] int splverifierCounter ; [L58] int tmp ; [L59] int tmp___0 ; [L60] int tmp___1 ; [L61] int tmp___2 ; [L64] splverifierCounter = 0 Loop: [L66] COND TRUE 1 [L68] COND TRUE splverifierCounter < 4 [L74] tmp = __VERIFIER_nondet_int() [L76] COND FALSE !(\read(tmp)) [L84] tmp___0 = __VERIFIER_nondet_int() [L86] COND FALSE !(\read(tmp___0)) [L94] tmp___2 = __VERIFIER_nondet_int() [L96] COND TRUE \read(tmp___2) [L267] int retValue_acc ; [L270] retValue_acc = pumpRunning [L271] return (retValue_acc); [L917] switchedOnBeforeTS = isPumpRunning() [L143] COND FALSE !(\read(pumpRunning)) [L150] COND TRUE \read(systemActive) [L198] int tmp ; [L201] COND FALSE !(\read(pumpRunning)) [L172] int tmp ; [L175] COND FALSE !(\read(pumpRunning)) [L923] int tmp ; [L924] int tmp___0 ; [L418] int retValue_acc ; [L421] retValue_acc = waterLevel [L422] return (retValue_acc); [L928] tmp = getWaterLevel() [L930] COND TRUE tmp != 2 [L267] int retValue_acc ; [L270] retValue_acc = pumpRunning [L271] return (retValue_acc); [L932] tmp___0 = isPumpRunning() [L934] COND FALSE !(\read(tmp___0)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 01:02:20,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47499096-6175-46fe-8d5c-c4eb07c4ffec/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...