./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer --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 507de3a6972fe7d98868a5d3779c0d8ce42b046d ......................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:50:54,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:50:54,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:50:54,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:50:54,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:50:54,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:50:54,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:50:54,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:50:54,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:50:54,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:50:54,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:50:54,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:50:54,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:50:54,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:50:54,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:50:54,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:50:54,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:50:54,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:50:54,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:50:54,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:50:54,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:50:54,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:50:54,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:50:54,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:50:54,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:50:54,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:50:54,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:50:54,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:50:54,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:50:54,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:50:54,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:50:54,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:50:54,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:50:54,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:50:54,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:50:54,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:50:54,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:50:54,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:50:54,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:50:54,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:50:54,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:50:54,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 03:50:54,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:50:54,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:50:54,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:50:54,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:50:54,141 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:50:54,142 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 03:50:54,142 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 03:50:54,142 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 03:50:54,142 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 03:50:54,143 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 03:50:54,143 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 03:50:54,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:50:54,143 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:50:54,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:50:54,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:50:54,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:50:54,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:50:54,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 03:50:54,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 03:50:54,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 03:50:54,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:50:54,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:50:54,146 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 03:50:54,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:50:54,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 03:50:54,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:50:54,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:50:54,147 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 03:50:54,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:50:54,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:50:54,148 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 03:50:54,149 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 03:50:54,149 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer 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 -> 507de3a6972fe7d98868a5d3779c0d8ce42b046d [2019-11-20 03:50:54,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:50:54,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:50:54,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:50:54,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:50:54,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:50:54,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-20 03:50:54,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/data/ae28470af/971e0ade19e349a8a2eacbe6ed3fc3db/FLAG4d5babe31 [2019-11-20 03:50:54,848 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:50:54,848 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-20 03:50:54,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/data/ae28470af/971e0ade19e349a8a2eacbe6ed3fc3db/FLAG4d5babe31 [2019-11-20 03:50:55,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/data/ae28470af/971e0ade19e349a8a2eacbe6ed3fc3db [2019-11-20 03:50:55,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:50:55,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:50:55,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:50:55,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:50:55,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:50:55,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef50083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55, skipping insertion in model container [2019-11-20 03:50:55,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,196 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:50:55,253 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:50:55,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:50:55,598 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:50:55,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:50:55,726 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:50:55,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55 WrapperNode [2019-11-20 03:50:55,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:50:55,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:50:55,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:50:55,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:50:55,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:50:55,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:50:55,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:50:55,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:50:55,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... [2019-11-20 03:50:55,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:50:55,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:50:55,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:50:55,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:50:55,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:55,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:50:55,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:50:56,222 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,236 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,240 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,249 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,254 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,257 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,262 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,265 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,266 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,271 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,280 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,291 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,294 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,295 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,296 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,304 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,306 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,315 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,316 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,319 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,321 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:56,328 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:50:57,654 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##674: assume !false; [2019-11-20 03:50:57,654 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##673: assume false; [2019-11-20 03:50:57,654 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##618: assume !false; [2019-11-20 03:50:57,654 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##617: assume false; [2019-11-20 03:50:57,655 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume !false; [2019-11-20 03:50:57,655 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##295: assume false; [2019-11-20 03:50:57,655 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2019-11-20 03:50:57,655 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2019-11-20 03:50:57,655 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##217: assume !false; [2019-11-20 03:50:57,656 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume false; [2019-11-20 03:50:57,656 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##247: assume !false; [2019-11-20 03:50:57,656 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume false; [2019-11-20 03:50:57,656 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##724: assume !false; [2019-11-20 03:50:57,656 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##723: assume false; [2019-11-20 03:50:57,656 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2019-11-20 03:50:57,657 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2019-11-20 03:50:57,657 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##326: assume !false; [2019-11-20 03:50:57,657 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##325: assume false; [2019-11-20 03:50:57,657 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2019-11-20 03:50:57,657 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2019-11-20 03:50:57,658 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##405: assume !false; [2019-11-20 03:50:57,658 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume false; [2019-11-20 03:50:57,658 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##412: assume false; [2019-11-20 03:50:57,658 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##413: assume !false; [2019-11-20 03:50:57,658 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume false; [2019-11-20 03:50:57,659 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !false; [2019-11-20 03:50:57,659 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##483: assume !false; [2019-11-20 03:50:57,659 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##482: assume false; [2019-11-20 03:50:57,659 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##543: assume !false; [2019-11-20 03:50:57,659 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##542: assume false; [2019-11-20 03:50:57,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !false; [2019-11-20 03:50:57,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume false; [2019-11-20 03:50:57,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##80: assume !false; [2019-11-20 03:50:57,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume !false; [2019-11-20 03:50:57,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##171: assume false; [2019-11-20 03:50:57,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##177: assume !false; [2019-11-20 03:50:57,661 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##176: assume false; [2019-11-20 03:50:57,665 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume false; [2019-11-20 03:50:57,666 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##142: assume !false; [2019-11-20 03:50:57,666 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume false; [2019-11-20 03:50:57,666 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-20 03:50:57,666 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-20 03:50:57,666 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2019-11-20 03:50:57,667 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2019-11-20 03:50:57,668 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:50:57,668 INFO L285 CfgBuilder]: Removed 267 assume(true) statements. [2019-11-20 03:50:57,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:50:57 BoogieIcfgContainer [2019-11-20 03:50:57,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:50:57,671 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 03:50:57,671 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 03:50:57,674 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 03:50:57,675 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:50:57,675 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 03:50:55" (1/3) ... [2019-11-20 03:50:57,677 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@584d78fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:50:57, skipping insertion in model container [2019-11-20 03:50:57,677 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:50:57,678 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:50:55" (2/3) ... [2019-11-20 03:50:57,678 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@584d78fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:50:57, skipping insertion in model container [2019-11-20 03:50:57,678 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:50:57,678 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:50:57" (3/3) ... [2019-11-20 03:50:57,683 INFO L371 chiAutomizerObserver]: Analyzing ICFG diskperf_simpl1.cil.c [2019-11-20 03:50:57,727 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 03:50:57,727 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 03:50:57,727 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 03:50:57,728 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:50:57,728 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:50:57,728 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 03:50:57,729 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:50:57,729 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 03:50:57,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 506 states. [2019-11-20 03:50:57,813 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-20 03:50:57,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:50:57,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:50:57,821 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:50:57,821 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:50:57,821 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 03:50:57,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 506 states. [2019-11-20 03:50:57,837 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-20 03:50:57,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:50:57,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:50:57,838 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:50:57,838 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 03:50:57,844 INFO L794 eck$LassoCheckResult]: Stem: 317#ULTIMATE.startENTRYtrue ~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~myStatus~0 := 0;~routine~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~KernelMode~0 := 0; 177#L-1true havoc main_#res;havoc main_#t~nondet97, main_#t~nondet98, main_#t~nondet99, main_#t~nondet100, main_#t~nondet101, main_#t~nondet102, main_#t~nondet103, main_#t~nondet104, main_#t~nondet105, main_#t~nondet106, main_#t~nondet107, main_#t~ret108, main_#t~ret109, main_#t~ret110, main_#t~ret111, main_#t~ret112, main_~tmp_ndt_5~0, main_~tmp_ndt_4~0, main_~tmp_ndt_3~0, main_~tmp_ndt_2~0, main_~tmp_ndt_1~0, main_~d~0, main_~status~6, main_~we_should_unload~0, main_~irp~1, main_~pirp__IoStatus__Status~0, main_~irp_choice~0, main_~devobj~0, main_~__cil_tmp9~0;main_~d~0 := main_#t~nondet97;havoc main_#t~nondet97;main_~status~6 := main_#t~nondet98;havoc main_#t~nondet98;main_~we_should_unload~0 := main_#t~nondet99;havoc main_#t~nondet99;main_~irp~1 := main_#t~nondet100;havoc main_#t~nondet100;havoc main_~pirp__IoStatus__Status~0;main_~irp_choice~0 := main_#t~nondet101;havoc main_#t~nondet101;main_~devobj~0 := main_#t~nondet102;havoc main_#t~nondet102;havoc main_~__cil_tmp9~0;~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~myStatus~0 := 0;~routine~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~KernelMode~0 := 0;~pirp~0 := main_~irp~1;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; 325#L77true assume main_~status~6 >= 0;~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0 := ~compRegistered~0;~pended~0 := ~compFptr~0;main_~pirp__IoStatus__Status~0 := 0;~myStatus~0 := 0; 451#L691true assume !(0 == main_~irp_choice~0); 455#L691-2true ~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0 := ~compRegistered~0;~pended~0 := ~compFptr~0; 27#L642true assume !(main_~status~6 < 0);havoc main_~tmp_ndt_1~0;main_~tmp_ndt_1~0 := main_#t~nondet103;havoc main_#t~nondet103; 265#L705true assume !(0 == main_~tmp_ndt_1~0);havoc main_~tmp_ndt_2~0;main_~tmp_ndt_2~0 := main_#t~nondet104;havoc main_#t~nondet104; 64#L710true assume 2 == main_~tmp_ndt_2~0; 427#L711true DiskPerfDeviceControl_#in~DeviceObject, DiskPerfDeviceControl_#in~Irp := main_~devobj~0, ~pirp~0;havoc DiskPerfDeviceControl_#res;havoc DiskPerfDeviceControl_#t~nondet50, DiskPerfDeviceControl_#t~nondet51, DiskPerfDeviceControl_#t~nondet52, DiskPerfDeviceControl_#t~nondet53, DiskPerfDeviceControl_#t~nondet54, DiskPerfDeviceControl_#t~nondet55, DiskPerfDeviceControl_#t~nondet56, DiskPerfDeviceControl_#t~nondet57, DiskPerfDeviceControl_#t~nondet58, DiskPerfDeviceControl_#t~nondet59, DiskPerfDeviceControl_#t~nondet60, DiskPerfDeviceControl_#t~post61, DiskPerfDeviceControl_#t~post62, DiskPerfDeviceControl_#t~post63, DiskPerfDeviceControl_#t~ret64, DiskPerfDeviceControl_~DeviceObject, DiskPerfDeviceControl_~Irp, DiskPerfDeviceControl_~Irp__CurrentLocation~2, DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4, DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5, DiskPerfDeviceControl_~deviceExtension__TargetDeviceObject~4, DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0, DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0, DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0, DiskPerfDeviceControl_~Irp__IoStatus__Information~1, DiskPerfDeviceControl_~deviceExtension__DiskCounters~0, DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0, DiskPerfDeviceControl_~deviceExtension__Processors~0, DiskPerfDeviceControl_~totalCounters__QueueDepth~0, DiskPerfDeviceControl_~deviceExtension__QueueDepth~0, DiskPerfDeviceControl_~Irp__IoStatus__Status~2, DiskPerfDeviceControl_~deviceExtension~5, DiskPerfDeviceControl_~currentIrpStack~0, DiskPerfDeviceControl_~status~4, DiskPerfDeviceControl_~i~0, DiskPerfDeviceControl_~totalCounters~0, DiskPerfDeviceControl_~diskCounters~0, DiskPerfDeviceControl_~tmp~3, DiskPerfDeviceControl_~__cil_tmp24~0, DiskPerfDeviceControl_~__cil_tmp25~0, DiskPerfDeviceControl_~__cil_tmp26~0;DiskPerfDeviceControl_~DeviceObject := DiskPerfDeviceControl_#in~DeviceObject;DiskPerfDeviceControl_~Irp := DiskPerfDeviceControl_#in~Irp;DiskPerfDeviceControl_~Irp__CurrentLocation~2 := DiskPerfDeviceControl_#t~nondet50;havoc DiskPerfDeviceControl_#t~nondet50;DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4 := DiskPerfDeviceControl_#t~nondet51;havoc DiskPerfDeviceControl_#t~nondet51;DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5 := DiskPerfDeviceControl_#t~nondet52;havoc DiskPerfDeviceControl_#t~nondet52;DiskPerfDeviceControl_~deviceExtension__TargetDeviceObject~4 := DiskPerfDeviceControl_#t~nondet53;havoc DiskPerfDeviceControl_#t~nondet53;DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0 := DiskPerfDeviceControl_#t~nondet54;havoc DiskPerfDeviceControl_#t~nondet54;DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0 := DiskPerfDeviceControl_#t~nondet55;havoc DiskPerfDeviceControl_#t~nondet55;DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0 := DiskPerfDeviceControl_#t~nondet56;havoc DiskPerfDeviceControl_#t~nondet56;havoc DiskPerfDeviceControl_~Irp__IoStatus__Information~1;DiskPerfDeviceControl_~deviceExtension__DiskCounters~0 := DiskPerfDeviceControl_#t~nondet57;havoc DiskPerfDeviceControl_#t~nondet57;DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0 := DiskPerfDeviceControl_#t~nondet58;havoc DiskPerfDeviceControl_#t~nondet58;DiskPerfDeviceControl_~deviceExtension__Processors~0 := DiskPerfDeviceControl_#t~nondet59;havoc DiskPerfDeviceControl_#t~nondet59;havoc DiskPerfDeviceControl_~totalCounters__QueueDepth~0;DiskPerfDeviceControl_~deviceExtension__QueueDepth~0 := DiskPerfDeviceControl_#t~nondet60;havoc DiskPerfDeviceControl_#t~nondet60;havoc DiskPerfDeviceControl_~Irp__IoStatus__Status~2;havoc DiskPerfDeviceControl_~deviceExtension~5;havoc DiskPerfDeviceControl_~currentIrpStack~0;havoc DiskPerfDeviceControl_~status~4;havoc DiskPerfDeviceControl_~i~0;havoc DiskPerfDeviceControl_~totalCounters~0;havoc DiskPerfDeviceControl_~diskCounters~0;havoc DiskPerfDeviceControl_~tmp~3;havoc DiskPerfDeviceControl_~__cil_tmp24~0;havoc DiskPerfDeviceControl_~__cil_tmp25~0;havoc DiskPerfDeviceControl_~__cil_tmp26~0;DiskPerfDeviceControl_~deviceExtension~5 := DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5;DiskPerfDeviceControl_~currentIrpStack~0 := DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4;DiskPerfDeviceControl_~__cil_tmp24~0 := 32;DiskPerfDeviceControl_~__cil_tmp25~0 := 458752;DiskPerfDeviceControl_~__cil_tmp26~0 := 458784; 338#L385true assume DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0 == DiskPerfDeviceControl_~__cil_tmp26~0; 114#L386true assume !(DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0 < DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0);DiskPerfDeviceControl_~diskCounters~0 := DiskPerfDeviceControl_~deviceExtension__DiskCounters~0; 52#L391true assume !(0 == DiskPerfDeviceControl_~diskCounters~0);DiskPerfDeviceControl_~totalCounters~0 := DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0;DiskPerfDeviceControl_~i~0 := 0; 53#L402-2true [2019-11-20 03:50:57,844 INFO L796 eck$LassoCheckResult]: Loop: 53#L402-2true assume !false; 410#L403true assume !(DiskPerfDeviceControl_~i~0 >= DiskPerfDeviceControl_~deviceExtension__Processors~0);DiskPerfDeviceControl_#t~post61 := DiskPerfDeviceControl_~i~0;DiskPerfDeviceControl_~i~0 := 1 + DiskPerfDeviceControl_#t~post61;havoc DiskPerfDeviceControl_#t~post61; 53#L402-2true [2019-11-20 03:50:57,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:57,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1895204284, now seen corresponding path program 1 times [2019-11-20 03:50:57,858 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:50:57,858 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266315989] [2019-11-20 03:50:57,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:50:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:58,007 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:50:58,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash 4007, now seen corresponding path program 1 times [2019-11-20 03:50:58,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:50:58,009 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259992298] [2019-11-20 03:50:58,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:50:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:58,019 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:50:58,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:58,021 INFO L82 PathProgramCache]: Analyzing trace with hash -225180374, now seen corresponding path program 1 times [2019-11-20 03:50:58,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:50:58,021 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818738111] [2019-11-20 03:50:58,021 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:50:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:50:58,073 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:50:58,109 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:50:58,109 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:50:58,110 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:50:58,110 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:50:58,110 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:50:58,110 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:58,110 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:50:58,111 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:50:58,111 INFO L133 ssoRankerPreferences]: Filename of dumped script: diskperf_simpl1.cil.c_Iteration1_Loop [2019-11-20 03:50:58,111 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:50:58,111 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:50:58,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:50:58,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:50:58,176 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:50:58,177 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:58,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:50:58,194 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:58,211 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:50:58,212 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 03:50:58,353 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:50:58,355 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:50:58,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:50:58,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:50:58,356 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:50:58,356 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:50:58,356 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:58,356 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:50:58,356 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:50:58,356 INFO L133 ssoRankerPreferences]: Filename of dumped script: diskperf_simpl1.cil.c_Iteration1_Loop [2019-11-20 03:50:58,356 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:50:58,357 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:50:58,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:50:58,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 03:50:58,404 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:50:58,409 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:50:58,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 03:50:58,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:50:58,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:50:58,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:50:58,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:50:58,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:50:58,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:50:58,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:58,427 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 03:50:58,481 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-20 03:50:58,481 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_082977a9-b7e2-487c-ba53-c125738b9794/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:50:58,505 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 03:50:58,507 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 03:50:58,507 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 03:50:58,508 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_DiskPerfDeviceControl_~deviceExtension__Processors~0, ULTIMATE.start_DiskPerfDeviceControl_~i~0) = 1*ULTIMATE.start_DiskPerfDeviceControl_~deviceExtension__Processors~0 - 1*ULTIMATE.start_DiskPerfDeviceControl_~i~0 Supporting invariants [] [2019-11-20 03:50:58,518 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 03:50:58,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:50:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:50:58,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 03:50:58,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:50:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:50:58,686 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 03:50:58,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:50:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:50:58,701 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-20 03:50:58,703 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 506 states. Second operand 3 states. [2019-11-20 03:50:58,869 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 506 states.. Second operand 3 states. Result 1042 states and 1559 transitions. Complement of second has 5 states. [2019-11-20 03:50:58,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-20 03:50:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-20 03:50:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1476 transitions. [2019-11-20 03:50:58,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1476 transitions. Stem has 12 letters. Loop has 2 letters. [2019-11-20 03:50:58,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:50:58,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1476 transitions. Stem has 14 letters. Loop has 2 letters. [2019-11-20 03:50:58,878 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:50:58,878 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1476 transitions. Stem has 12 letters. Loop has 4 letters. [2019-11-20 03:50:58,878 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:50:58,879 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1042 states and 1559 transitions. [2019-11-20 03:50:58,899 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:50:58,901 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1042 states to 0 states and 0 transitions. [2019-11-20 03:50:58,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 03:50:58,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 03:50:58,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 03:50:58,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 03:50:58,904 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:50:58,904 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:50:58,904 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:50:58,904 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 03:50:58,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 03:50:58,904 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:50:58,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 03:50:58,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 03:50:58 BoogieIcfgContainer [2019-11-20 03:50:58,910 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 03:50:58,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:50:58,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:50:58,911 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:50:58,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:50:57" (3/4) ... [2019-11-20 03:50:58,914 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 03:50:58,915 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:50:58,917 INFO L168 Benchmark]: Toolchain (without parser) took 3733.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 940.8 MB in the beginning and 828.6 MB in the end (delta: 112.1 MB). Peak memory consumption was 246.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:58,917 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:50:58,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:58,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:58,919 INFO L168 Benchmark]: Boogie Preprocessor took 95.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:58,920 INFO L168 Benchmark]: RCFGBuilder took 1747.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.7 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:58,920 INFO L168 Benchmark]: BuchiAutomizer took 1239.05 ms. Allocated memory is still 1.2 GB. Free memory was 927.7 MB in the beginning and 828.6 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:50:58,921 INFO L168 Benchmark]: Witness Printer took 4.23 ms. Allocated memory is still 1.2 GB. Free memory is still 828.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:50:58,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 543.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1747.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.7 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1239.05 ms. Allocated memory is still 1.2 GB. Free memory was 927.7 MB in the beginning and 828.6 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.23 ms. Allocated memory is still 1.2 GB. Free memory is still 828.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function deviceExtension__Processors + -1 * i and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 754 SDtfs, 754 SDslu, 40 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital11 mio100 ax100 hnf90 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 97ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...