./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 4f4431edb2a84338c0ae37113c2c63c6389ce8b0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:38:22,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:38:22,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:38:22,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:38:22,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:38:22,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:38:22,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:38:22,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:38:22,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:38:22,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:38:22,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:38:22,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:38:22,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:38:22,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:38:22,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:38:22,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:38:22,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:38:22,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:38:22,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:38:22,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:38:22,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:38:22,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:38:22,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:38:22,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:38:22,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:38:22,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:38:22,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:38:22,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:38:22,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:38:22,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:38:22,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:38:22,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:38:22,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:38:22,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:38:22,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:38:22,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:38:22,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:38:22,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:38:22,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:38:22,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:38:22,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:38:22,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 20:38:22,084 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:38:22,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:38:22,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:38:22,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:38:22,087 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:38:22,087 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:38:22,087 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:38:22,088 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:38:22,088 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:38:22,088 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:38:22,088 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:38:22,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:38:22,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:38:22,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:38:22,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:38:22,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:38:22,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:38:22,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:38:22,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:38:22,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:38:22,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:38:22,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:38:22,092 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:38:22,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:38:22,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:38:22,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:38:22,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:38:22,094 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:38:22,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:38:22,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:38:22,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:38:22,095 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:38:22,096 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:38:22,097 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 4f4431edb2a84338c0ae37113c2c63c6389ce8b0 [2019-11-28 20:38:22,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:38:22,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:38:22,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:38:22,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:38:22,471 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:38:22,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2019-11-28 20:38:22,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/005666a3d/71bf87db2a254794b5c3d1678c9310b7/FLAG97663f3ec [2019-11-28 20:38:23,190 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:38:23,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2019-11-28 20:38:23,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/005666a3d/71bf87db2a254794b5c3d1678c9310b7/FLAG97663f3ec [2019-11-28 20:38:23,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/005666a3d/71bf87db2a254794b5c3d1678c9310b7 [2019-11-28 20:38:23,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:38:23,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:38:23,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:38:23,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:38:23,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:38:23,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:38:23" (1/1) ... [2019-11-28 20:38:23,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15ef8e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:23, skipping insertion in model container [2019-11-28 20:38:23,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:38:23" (1/1) ... [2019-11-28 20:38:23,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:38:23,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:38:24,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:38:24,079 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:38:24,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:38:24,249 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:38:24,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24 WrapperNode [2019-11-28 20:38:24,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:38:24,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:38:24,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:38:24,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:38:24,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:38:24,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:38:24,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:38:24,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:38:24,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... [2019-11-28 20:38:24,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:38:24,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:38:24,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:38:24,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:38:24,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:38:24,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:38:24,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:38:25,125 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,127 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,136 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,140 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,148 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,153 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,160 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,168 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,173 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,176 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,180 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,183 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,188 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,195 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,198 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,202 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,206 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,210 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,213 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,218 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,221 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,225 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,229 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,232 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,235 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,240 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,245 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,248 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,253 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,258 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,263 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,268 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,270 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,273 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,275 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,279 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,281 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,285 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,288 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,292 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,294 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,299 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:25,303 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:38:27,701 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1271: assume false; [2019-11-28 20:38:27,702 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1272: assume !false; [2019-11-28 20:38:27,702 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2019-11-28 20:38:27,703 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2019-11-28 20:38:27,703 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1230: assume !false; [2019-11-28 20:38:27,703 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##287: assume false; [2019-11-28 20:38:27,703 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##288: assume !false; [2019-11-28 20:38:27,703 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1229: assume false; [2019-11-28 20:38:27,704 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1210: assume false; [2019-11-28 20:38:27,704 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1211: assume !false; [2019-11-28 20:38:27,704 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##319: assume false; [2019-11-28 20:38:27,704 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume !false; [2019-11-28 20:38:27,705 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1160: assume !false; [2019-11-28 20:38:27,705 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1159: assume false; [2019-11-28 20:38:27,705 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##371: assume false; [2019-11-28 20:38:27,705 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##372: assume !false; [2019-11-28 20:38:27,706 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1108: assume false; [2019-11-28 20:38:27,706 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1109: assume !false; [2019-11-28 20:38:27,706 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##346: assume false; [2019-11-28 20:38:27,706 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##347: assume !false; [2019-11-28 20:38:27,706 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume false; [2019-11-28 20:38:27,707 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##417: assume !false; [2019-11-28 20:38:27,707 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L303: CdAudioPnp_#res := 0; [2019-11-28 20:38:27,707 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1050: assume !false; [2019-11-28 20:38:27,707 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1049: assume false; [2019-11-28 20:38:27,708 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1003: assume false; [2019-11-28 20:38:27,708 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1004: assume !false; [2019-11-28 20:38:27,708 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !false; [2019-11-28 20:38:27,708 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume false; [2019-11-28 20:38:27,709 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##487: assume !false; [2019-11-28 20:38:27,709 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##486: assume false; [2019-11-28 20:38:27,709 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##526: assume !false; [2019-11-28 20:38:27,709 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##525: assume false; [2019-11-28 20:38:27,710 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##71: assume !false; [2019-11-28 20:38:27,710 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume false; [2019-11-28 20:38:27,710 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2019-11-28 20:38:27,710 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2019-11-28 20:38:27,710 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-11-28 20:38:27,711 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-11-28 20:38:27,711 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-11-28 20:38:27,711 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-11-28 20:38:27,711 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2019-11-28 20:38:27,711 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2019-11-28 20:38:27,712 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume !false; [2019-11-28 20:38:27,712 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume false; [2019-11-28 20:38:27,712 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##609: assume false; [2019-11-28 20:38:27,712 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##610: assume !false; [2019-11-28 20:38:27,713 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##639: assume !false; [2019-11-28 20:38:27,713 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##638: assume false; [2019-11-28 20:38:27,713 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1612: assume false; [2019-11-28 20:38:27,713 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1613: assume !false; [2019-11-28 20:38:27,714 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##757: assume !false; [2019-11-28 20:38:27,714 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##756: assume false; [2019-11-28 20:38:27,714 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##717: assume !false; [2019-11-28 20:38:27,714 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##716: assume false; [2019-11-28 20:38:27,714 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1506: assume false; [2019-11-28 20:38:27,715 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1507: assume !false; [2019-11-28 20:38:27,715 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1564: assume false; [2019-11-28 20:38:27,715 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1565: assume !false; [2019-11-28 20:38:27,715 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##856: assume false; [2019-11-28 20:38:27,716 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##857: assume !false; [2019-11-28 20:38:27,716 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##801: assume false; [2019-11-28 20:38:27,716 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##802: assume !false; [2019-11-28 20:38:27,716 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##832: assume !false; [2019-11-28 20:38:27,716 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##831: assume false; [2019-11-28 20:38:27,717 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1426: assume false; [2019-11-28 20:38:27,717 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1427: assume !false; [2019-11-28 20:38:27,717 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1476: assume false; [2019-11-28 20:38:27,717 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1477: assume !false; [2019-11-28 20:38:27,718 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1398: assume false; [2019-11-28 20:38:27,718 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1399: assume !false; [2019-11-28 20:38:27,718 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##961: assume !false; [2019-11-28 20:38:27,718 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##960: assume false; [2019-11-28 20:38:27,718 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##909: assume false; [2019-11-28 20:38:27,719 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##910: assume !false; [2019-11-28 20:38:27,719 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1301: assume false; [2019-11-28 20:38:27,719 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1302: assume !false; [2019-11-28 20:38:27,719 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##188: assume !false; [2019-11-28 20:38:27,720 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume false; [2019-11-28 20:38:27,720 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume false; [2019-11-28 20:38:27,720 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##149: assume !false; [2019-11-28 20:38:27,720 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1354: assume false; [2019-11-28 20:38:27,721 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1355: assume !false; [2019-11-28 20:38:27,721 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1341: assume false; [2019-11-28 20:38:27,721 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1342: assume !false; [2019-11-28 20:38:27,721 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume false; [2019-11-28 20:38:27,721 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !false; [2019-11-28 20:38:27,723 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:38:27,723 INFO L287 CfgBuilder]: Removed 555 assume(true) statements. [2019-11-28 20:38:27,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:38:27 BoogieIcfgContainer [2019-11-28 20:38:27,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:38:27,727 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:38:27,727 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:38:27,731 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:38:27,732 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:38:27,732 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:38:23" (1/3) ... [2019-11-28 20:38:27,734 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26afdcec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:38:27, skipping insertion in model container [2019-11-28 20:38:27,734 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:38:27,734 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:38:24" (2/3) ... [2019-11-28 20:38:27,735 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26afdcec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:38:27, skipping insertion in model container [2019-11-28 20:38:27,735 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:38:27,735 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:38:27" (3/3) ... [2019-11-28 20:38:27,737 INFO L371 chiAutomizerObserver]: Analyzing ICFG cdaudio_simpl1.cil-1.c [2019-11-28 20:38:27,788 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:38:27,789 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:38:27,789 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:38:27,789 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:38:27,789 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:38:27,789 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:38:27,790 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:38:27,790 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:38:27,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1082 states. [2019-11-28 20:38:27,901 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 19 [2019-11-28 20:38:27,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:38:27,902 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:38:27,912 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:38:27,913 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:38:27,913 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:38:27,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1082 states. [2019-11-28 20:38:27,925 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 19 [2019-11-28 20:38:27,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:38:27,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:38:27,927 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:38:27,928 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:38:27,934 INFO L794 eck$LassoCheckResult]: Stem: 285#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;~routine~0 := 0;~myStatus~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~Suspended~0 := 0;~KernelMode~0 := 0;~DeviceUsageTypePaging~0 := 0; 231#L-1true havoc main_#res;havoc main_#t~nondet150, main_#t~nondet151, main_#t~nondet152, main_#t~nondet153, main_#t~nondet154, main_#t~nondet155, main_#t~nondet156, main_#t~nondet157, main_#t~nondet158, main_#t~ret159, main_#t~ret160, main_#t~ret161, main_~tmp_ndt_3~0, main_~tmp_ndt_2~0, main_~tmp_ndt_1~0, main_~pirp__IoStatus__Status~0, main_~d~0, main_~status~9, main_~irp~1, main_~we_should_unload~0, main_~irp_choice~0, main_~devobj~0, main_~__cil_tmp9~1;havoc main_~pirp__IoStatus__Status~0;main_~d~0 := main_#t~nondet150;havoc main_#t~nondet150;main_~status~9 := main_#t~nondet151;havoc main_#t~nondet151;main_~irp~1 := main_#t~nondet152;havoc main_#t~nondet152;main_~we_should_unload~0 := main_#t~nondet153;havoc main_#t~nondet153;main_~irp_choice~0 := main_#t~nondet154;havoc main_#t~nondet154;main_~devobj~0 := main_#t~nondet155;havoc main_#t~nondet155;havoc main_~__cil_tmp9~1;~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;~routine~0 := 0;~myStatus~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~Suspended~0 := 5;~KernelMode~0 := 0;~DeviceUsageTypePaging~0 := 1;~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; 713#L80true assume main_~status~9 >= 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; 55#L1765true assume !(0 == main_~irp_choice~0); 48#L1765-2true ~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; 609#L1712true assume !(main_~status~9 < 0);havoc main_~tmp_ndt_1~0;main_~tmp_ndt_1~0 := main_#t~nondet156;havoc main_#t~nondet156; 341#L1779true assume !(2 == main_~tmp_ndt_1~0);havoc main_~tmp_ndt_2~0;main_~tmp_ndt_2~0 := main_#t~nondet157;havoc main_#t~nondet157; 257#L1784true assume 3 == main_~tmp_ndt_2~0; 152#L1785true CdAudioPnp_#in~DeviceObject, CdAudioPnp_#in~Irp := main_~devobj~0, ~pirp~0;havoc CdAudioPnp_#res;havoc CdAudioPnp_#t~nondet14, CdAudioPnp_#t~nondet15, CdAudioPnp_#t~nondet16, CdAudioPnp_#t~nondet17, CdAudioPnp_#t~nondet18, CdAudioPnp_#t~nondet19, CdAudioPnp_#t~ret20, CdAudioPnp_#t~ret21, CdAudioPnp_#t~ret22, CdAudioPnp_#t~ret23, CdAudioPnp_#t~ret24, CdAudioPnp_#t~ret25, CdAudioPnp_~DeviceObject, CdAudioPnp_~Irp, CdAudioPnp_~Irp__Tail__Overlay__CurrentStackLocation~0, CdAudioPnp_~irpSp__MinorFunction~0, CdAudioPnp_~Irp__IoStatus__Status~0, CdAudioPnp_~irpSp__Parameters__UsageNotification__Type~0, CdAudioPnp_~deviceExtension__PagingPathCountEvent~0, CdAudioPnp_~irpSp__Parameters__UsageNotification__InPath~0, CdAudioPnp_~deviceExtension__PagingPathCount~0, CdAudioPnp_~DeviceObject__Flags~0, CdAudioPnp_~irpSp~0, CdAudioPnp_~status~2, CdAudioPnp_~setPagable~0, CdAudioPnp_~tmp~1, CdAudioPnp_~tmp___0~0;CdAudioPnp_~DeviceObject := CdAudioPnp_#in~DeviceObject;CdAudioPnp_~Irp := CdAudioPnp_#in~Irp;CdAudioPnp_~Irp__Tail__Overlay__CurrentStackLocation~0 := CdAudioPnp_#t~nondet14;havoc CdAudioPnp_#t~nondet14;CdAudioPnp_~irpSp__MinorFunction~0 := CdAudioPnp_#t~nondet15;havoc CdAudioPnp_#t~nondet15;havoc CdAudioPnp_~Irp__IoStatus__Status~0;CdAudioPnp_~irpSp__Parameters__UsageNotification__Type~0 := CdAudioPnp_#t~nondet16;havoc CdAudioPnp_#t~nondet16;CdAudioPnp_~deviceExtension__PagingPathCountEvent~0 := CdAudioPnp_#t~nondet17;havoc CdAudioPnp_#t~nondet17;CdAudioPnp_~irpSp__Parameters__UsageNotification__InPath~0 := CdAudioPnp_#t~nondet18;havoc CdAudioPnp_#t~nondet18;CdAudioPnp_~deviceExtension__PagingPathCount~0 := CdAudioPnp_#t~nondet19;havoc CdAudioPnp_#t~nondet19;havoc CdAudioPnp_~DeviceObject__Flags~0;havoc CdAudioPnp_~irpSp~0;havoc CdAudioPnp_~status~2;havoc CdAudioPnp_~setPagable~0;havoc CdAudioPnp_~tmp~1;havoc CdAudioPnp_~tmp___0~0;CdAudioPnp_~irpSp~0 := CdAudioPnp_~Irp__Tail__Overlay__CurrentStackLocation~0;CdAudioPnp_~status~2 := -1073741637; 762#L234true assume 0 == CdAudioPnp_~irpSp__MinorFunction~0; 530#L235true CdAudioStartDevice_#in~DeviceObject, CdAudioStartDevice_#in~Irp := CdAudioPnp_~DeviceObject, CdAudioPnp_~Irp;havoc CdAudioStartDevice_#res;havoc CdAudioStartDevice_#t~nondet5, CdAudioStartDevice_#t~nondet6, CdAudioStartDevice_#t~nondet7, CdAudioStartDevice_#t~nondet8, CdAudioStartDevice_#t~nondet9, CdAudioStartDevice_#t~ret10, CdAudioStartDevice_#t~post11, CdAudioStartDevice_#t~ret12, CdAudioStartDevice_#t~ret13, CdAudioStartDevice_~DeviceObject, CdAudioStartDevice_~Irp, CdAudioStartDevice_~deviceExtension__Active~0, CdAudioStartDevice_~deviceExtension~0, CdAudioStartDevice_~status~1, CdAudioStartDevice_~srb~0, CdAudioStartDevice_~srb__Cdb~0, CdAudioStartDevice_~cdb~0, CdAudioStartDevice_~inquiryDataPtr~0, CdAudioStartDevice_~attempt~0, CdAudioStartDevice_~tmp~0, CdAudioStartDevice_~deviceParameterHandle~0, CdAudioStartDevice_~keyValue~0;CdAudioStartDevice_~DeviceObject := CdAudioStartDevice_#in~DeviceObject;CdAudioStartDevice_~Irp := CdAudioStartDevice_#in~Irp;CdAudioStartDevice_~deviceExtension__Active~0 := CdAudioStartDevice_#t~nondet5;havoc CdAudioStartDevice_#t~nondet5;CdAudioStartDevice_~deviceExtension~0 := CdAudioStartDevice_#t~nondet6;havoc CdAudioStartDevice_#t~nondet6;havoc CdAudioStartDevice_~status~1;CdAudioStartDevice_~srb~0 := CdAudioStartDevice_#t~nondet7;havoc CdAudioStartDevice_#t~nondet7;CdAudioStartDevice_~srb__Cdb~0 := CdAudioStartDevice_#t~nondet8;havoc CdAudioStartDevice_#t~nondet8;havoc CdAudioStartDevice_~cdb~0;havoc CdAudioStartDevice_~inquiryDataPtr~0;havoc CdAudioStartDevice_~attempt~0;havoc CdAudioStartDevice_~tmp~0;CdAudioStartDevice_~deviceParameterHandle~0 := CdAudioStartDevice_#t~nondet9;havoc CdAudioStartDevice_#t~nondet9;havoc CdAudioStartDevice_~keyValue~0;CdAudioForwardIrpSynchronous_#in~DeviceObject, CdAudioForwardIrpSynchronous_#in~Irp := CdAudioStartDevice_~DeviceObject, CdAudioStartDevice_~Irp;havoc CdAudioForwardIrpSynchronous_#res;havoc CdAudioForwardIrpSynchronous_#t~nondet140, CdAudioForwardIrpSynchronous_#t~nondet141, CdAudioForwardIrpSynchronous_#t~ret142, CdAudioForwardIrpSynchronous_#t~ret143, CdAudioForwardIrpSynchronous_~DeviceObject, CdAudioForwardIrpSynchronous_~Irp, CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3, CdAudioForwardIrpSynchronous_~event~2, CdAudioForwardIrpSynchronous_~status~8, CdAudioForwardIrpSynchronous_~irpSp__Control~1;CdAudioForwardIrpSynchronous_~DeviceObject := CdAudioForwardIrpSynchronous_#in~DeviceObject;CdAudioForwardIrpSynchronous_~Irp := CdAudioForwardIrpSynchronous_#in~Irp;CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3 := CdAudioForwardIrpSynchronous_#t~nondet140;havoc CdAudioForwardIrpSynchronous_#t~nondet140;CdAudioForwardIrpSynchronous_~event~2 := CdAudioForwardIrpSynchronous_#t~nondet141;havoc CdAudioForwardIrpSynchronous_#t~nondet141;havoc CdAudioForwardIrpSynchronous_~status~8;havoc CdAudioForwardIrpSynchronous_~irpSp__Control~1; 546#L1644true assume !(~s~0 != ~NP~0); 376#L1649true assume !(0 != ~compRegistered~0);~compRegistered~0 := 1;~routine~0 := 1; 382#L1649-1true CdAudioForwardIrpSynchronous_~irpSp__Control~1 := 224;IofCallDriver_#in~DeviceObject, IofCallDriver_#in~Irp := CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3, CdAudioForwardIrpSynchronous_~Irp;havoc IofCallDriver_#res;havoc IofCallDriver_#t~nondet162, IofCallDriver_#t~nondet163, IofCallDriver_#t~ret164, IofCallDriver_#t~ret165, IofCallDriver_#t~nondet166, IofCallDriver_#t~nondet167, IofCallDriver_~tmp_ndt_5~0, IofCallDriver_~tmp_ndt_4~0, IofCallDriver_~DeviceObject, IofCallDriver_~Irp, IofCallDriver_~Irp__PendingReturned~1, IofCallDriver_~returnVal2~0, IofCallDriver_~compRetStatus~0, IofCallDriver_~lcontext~0, IofCallDriver_~__cil_tmp8~1;IofCallDriver_~DeviceObject := IofCallDriver_#in~DeviceObject;IofCallDriver_~Irp := IofCallDriver_#in~Irp;IofCallDriver_~Irp__PendingReturned~1 := IofCallDriver_#t~nondet162;havoc IofCallDriver_#t~nondet162;havoc IofCallDriver_~returnVal2~0;havoc IofCallDriver_~compRetStatus~0;IofCallDriver_~lcontext~0 := IofCallDriver_#t~nondet163;havoc IofCallDriver_#t~nondet163;havoc IofCallDriver_~__cil_tmp8~1; 690#L1905-14true assume !(0 != ~compRegistered~0); 693#L1905-15true assume 0 != IofCallDriver_~Irp__PendingReturned~1;IofCallDriver_~returnVal2~0 := 259; 786#L1951-7true assume ~s~0 == ~NP~0;~s~0 := ~IPC~0;~lowerDriverReturn~0 := IofCallDriver_~returnVal2~0; 587#L58-75true IofCallDriver_#res := IofCallDriver_~returnVal2~0; 368#L1979-7true CdAudioForwardIrpSynchronous_#t~ret142 := IofCallDriver_#res;CdAudioForwardIrpSynchronous_~status~8 := CdAudioForwardIrpSynchronous_#t~ret142;havoc CdAudioForwardIrpSynchronous_#t~ret142;CdAudioForwardIrpSynchronous_~status~8 := 259; 923#L1663true assume !(0 != CdAudioForwardIrpSynchronous_~status~8); 699#L1663-2true CdAudioForwardIrpSynchronous_#res := CdAudioForwardIrpSynchronous_~status~8; 345#L1669true CdAudioStartDevice_#t~ret10 := CdAudioForwardIrpSynchronous_#res;CdAudioStartDevice_~status~1 := CdAudioStartDevice_#t~ret10;havoc CdAudioStartDevice_#t~ret10; 223#L156true assume !(CdAudioStartDevice_~status~1 < 0); 68#L160true assume 255 == CdAudioStartDevice_~deviceExtension__Active~0;CdAudioStartDevice_~cdb~0 := CdAudioStartDevice_~srb__Cdb~0;CdAudioStartDevice_~inquiryDataPtr~0 := 0;CdAudioStartDevice_~attempt~0 := 0; 853#L164true assume !(0 == CdAudioStartDevice_~inquiryDataPtr~0);CdAudioStartDevice_~status~1 := -1073741823; 625#L170-2true [2019-11-28 20:38:27,935 INFO L796 eck$LassoCheckResult]: Loop: 625#L170-2true assume !false; 577#L171true assume CdAudioStartDevice_~status~1 < 0;CdAudioStartDevice_~tmp~0 := CdAudioStartDevice_~attempt~0;CdAudioStartDevice_#t~post11 := CdAudioStartDevice_~attempt~0;CdAudioStartDevice_~attempt~0 := 1 + CdAudioStartDevice_#t~post11;havoc CdAudioStartDevice_#t~post11; 168#L177true assume !(CdAudioStartDevice_~tmp~0 >= 4); 251#L174true SendSrbSynchronous_#in~Extension, SendSrbSynchronous_#in~Srb, SendSrbSynchronous_#in~Buffer, SendSrbSynchronous_#in~BufferLength := CdAudioStartDevice_~deviceExtension~0, CdAudioStartDevice_~srb~0, CdAudioStartDevice_~inquiryDataPtr~0, 36;havoc SendSrbSynchronous_#res;havoc SendSrbSynchronous_#t~nondet0, SendSrbSynchronous_#t~nondet1, SendSrbSynchronous_#t~nondet2, SendSrbSynchronous_#t~ret3, SendSrbSynchronous_~Extension, SendSrbSynchronous_~Srb, SendSrbSynchronous_~Buffer, SendSrbSynchronous_~BufferLength, SendSrbSynchronous_~ioStatus__Status~0, SendSrbSynchronous_~ioctl~0, SendSrbSynchronous_~event~0, SendSrbSynchronous_~irp~0, SendSrbSynchronous_~status~0, SendSrbSynchronous_~__cil_tmp10~0, SendSrbSynchronous_~__cil_tmp11~0, SendSrbSynchronous_~__cil_tmp12~0, SendSrbSynchronous_~__cil_tmp13~0, SendSrbSynchronous_~__cil_tmp14~0, SendSrbSynchronous_~__cil_tmp15~0, SendSrbSynchronous_~__cil_tmp16~0, SendSrbSynchronous_~__cil_tmp17~0, SendSrbSynchronous_~__cil_tmp18~0;SendSrbSynchronous_~Extension := SendSrbSynchronous_#in~Extension;SendSrbSynchronous_~Srb := SendSrbSynchronous_#in~Srb;SendSrbSynchronous_~Buffer := SendSrbSynchronous_#in~Buffer;SendSrbSynchronous_~BufferLength := SendSrbSynchronous_#in~BufferLength;SendSrbSynchronous_~ioStatus__Status~0 := SendSrbSynchronous_#t~nondet0;havoc SendSrbSynchronous_#t~nondet0;havoc SendSrbSynchronous_~ioctl~0;SendSrbSynchronous_~event~0 := SendSrbSynchronous_#t~nondet1;havoc SendSrbSynchronous_#t~nondet1;havoc SendSrbSynchronous_~irp~0;SendSrbSynchronous_~status~0 := SendSrbSynchronous_#t~nondet2;havoc SendSrbSynchronous_#t~nondet2;havoc SendSrbSynchronous_~__cil_tmp10~0;havoc SendSrbSynchronous_~__cil_tmp11~0;havoc SendSrbSynchronous_~__cil_tmp12~0;havoc SendSrbSynchronous_~__cil_tmp13~0;havoc SendSrbSynchronous_~__cil_tmp14~0;havoc SendSrbSynchronous_~__cil_tmp15~0;havoc SendSrbSynchronous_~__cil_tmp16~0;havoc SendSrbSynchronous_~__cil_tmp17~0;havoc SendSrbSynchronous_~__cil_tmp18~0;SendSrbSynchronous_~irp~0 := 0; 556#L101-48true assume !(0 != SendSrbSynchronous_~Buffer);SendSrbSynchronous_~__cil_tmp14~0 := 4100;SendSrbSynchronous_~__cil_tmp15~0 := 49152;SendSrbSynchronous_~__cil_tmp16~0 := 262144;SendSrbSynchronous_~__cil_tmp17~0 := 311296;SendSrbSynchronous_~ioctl~0 := 315396; 525#L101-50true assume 0 == SendSrbSynchronous_~irp~0;SendSrbSynchronous_#res := -1073741670; 611#L126-16true CdAudioStartDevice_#t~ret12 := SendSrbSynchronous_#res;CdAudioStartDevice_~status~1 := CdAudioStartDevice_#t~ret12;havoc CdAudioStartDevice_#t~ret12; 625#L170-2true [2019-11-28 20:38:27,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:38:27,948 INFO L82 PathProgramCache]: Analyzing trace with hash -724469431, now seen corresponding path program 1 times [2019-11-28 20:38:27,957 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:38:27,958 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753325343] [2019-11-28 20:38:27,958 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:38:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:38:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:38:28,217 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753325343] [2019-11-28 20:38:28,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:38:28,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 20:38:28,220 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454992022] [2019-11-28 20:38:28,225 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 20:38:28,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:38:28,226 INFO L82 PathProgramCache]: Analyzing trace with hash -200849285, now seen corresponding path program 1 times [2019-11-28 20:38:28,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:38:28,226 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719282345] [2019-11-28 20:38:28,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:38:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:38:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:38:28,284 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:38:28,437 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:38:28,438 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:38:28,438 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:38:28,438 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:38:28,439 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:38:28,439 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:28,439 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:38:28,439 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:38:28,439 INFO L133 ssoRankerPreferences]: Filename of dumped script: cdaudio_simpl1.cil-1.c_Iteration1_Loop [2019-11-28 20:38:28,439 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:38:28,440 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:38:28,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:28,808 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:38:28,809 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:28,823 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:38:28,824 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:28,834 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:38:28,835 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp12~0=0} Honda state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp12~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:28,849 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:38:28,849 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:28,862 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:38:28,863 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_CdAudioStartDevice_~inquiryDataPtr~0=0, ULTIMATE.start_SendSrbSynchronous_~Buffer=0, ULTIMATE.start_SendSrbSynchronous_#in~Buffer=0} Honda state: {ULTIMATE.start_CdAudioStartDevice_~inquiryDataPtr~0=0, ULTIMATE.start_SendSrbSynchronous_~Buffer=0, ULTIMATE.start_SendSrbSynchronous_#in~Buffer=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:28,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:38:28,897 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:38:28,911 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:38:28,911 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp15~0=49152} Honda state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp15~0=49152} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:28,968 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:38:28,968 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:28,983 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:38:28,984 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_SendSrbSynchronous_#t~ret3=0} Honda state: {ULTIMATE.start_SendSrbSynchronous_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:29,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:38:29,047 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:29,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:38:29,075 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,197 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 20:38:29,199 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:38:29,199 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:38:29,199 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:38:29,200 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:38:29,200 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:38:29,200 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,200 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:38:29,200 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:38:29,200 INFO L133 ssoRankerPreferences]: Filename of dumped script: cdaudio_simpl1.cil-1.c_Iteration1_Loop [2019-11-28 20:38:29,201 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:38:29,201 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:38:29,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:38:29,508 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:38:29,516 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:29,529 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 [2019-11-28 20:38:29,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:38:29,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:38:29,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:38:29,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:38:29,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:38:29,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:38:29,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,563 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 [2019-11-28 20:38:29,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:38:29,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:38:29,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:38:29,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:38:29,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:38:29,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:38:29,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:38:29,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,586 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 [2019-11-28 20:38:29,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:38:29,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:38:29,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:38:29,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:38:29,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:38:29,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:38:29,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:38:29,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:29,612 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 [2019-11-28 20:38:29,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:38:29,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:38:29,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:38:29,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:38:29,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:38:29,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:38:29,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,624 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:38:29,632 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-28 20:38:29,632 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:38:29,647 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:38:29,648 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 20:38:29,648 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:38:29,649 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_CdAudioStartDevice_~attempt~0) = -2*ULTIMATE.start_CdAudioStartDevice_~attempt~0 + 7 Supporting invariants [] Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:38:29,657 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-28 20:38:29,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:38:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:38:29,775 INFO L264 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:38:29,781 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:38:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:38:29,814 INFO L264 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:38:29,815 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:38:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:38:29,888 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-11-28 20:38:29,890 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1082 states. Second operand 5 states. [2019-11-28 20:38:30,125 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1082 states.. Second operand 5 states. Result 2123 states and 3184 transitions. Complement of second has 7 states. [2019-11-28 20:38:30,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:38:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-28 20:38:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2965 transitions. [2019-11-28 20:38:30,139 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2965 transitions. Stem has 25 letters. Loop has 7 letters. [2019-11-28 20:38:30,142 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:38:30,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2965 transitions. Stem has 32 letters. Loop has 7 letters. [2019-11-28 20:38:30,143 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:38:30,143 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2965 transitions. Stem has 25 letters. Loop has 14 letters. [2019-11-28 20:38:30,144 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:38:30,145 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2123 states and 3184 transitions. [2019-11-28 20:38:30,174 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:38:30,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2123 states to 0 states and 0 transitions. [2019-11-28 20:38:30,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 20:38:30,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 20:38:30,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 20:38:30,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:38:30,182 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:38:30,182 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:38:30,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:38:30,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 20:38:30,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 20:38:30,190 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-28 20:38:30,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:38:30,194 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-28 20:38:30,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 20:38:30,196 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-28 20:38:30,196 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:38:30,198 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 20:38:30,199 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 20:38:30,199 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 20:38:30,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 20:38:30,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:38:30,200 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:38:30,200 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:38:30,200 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:38:30,200 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 20:38:30,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 20:38:30,201 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:38:30,201 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 20:38:30,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:38:30 BoogieIcfgContainer [2019-11-28 20:38:30,210 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:38:30,212 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:38:30,213 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:38:30,213 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:38:30,214 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:38:27" (3/4) ... [2019-11-28 20:38:30,221 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:38:30,222 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:38:30,228 INFO L168 Benchmark]: Toolchain (without parser) took 6781.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 956.3 MB in the beginning and 834.5 MB in the end (delta: 121.9 MB). Peak memory consumption was 332.1 MB. Max. memory is 11.5 GB. [2019-11-28 20:38:30,229 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:38:30,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -97.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:38:30,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:38:30,234 INFO L168 Benchmark]: Boogie Preprocessor took 149.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:38:30,240 INFO L168 Benchmark]: RCFGBuilder took 3110.45 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 296.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:38:30,241 INFO L168 Benchmark]: BuchiAutomizer took 2484.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 834.5 MB in the end (delta: 301.1 MB). Peak memory consumption was 301.1 MB. Max. memory is 11.5 GB. [2019-11-28 20:38:30,242 INFO L168 Benchmark]: Witness Printer took 10.24 ms. Allocated memory is still 1.2 GB. Free memory is still 834.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:38:30,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 807.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -97.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 214.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 149.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3110.45 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 296.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2484.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 834.5 MB in the end (delta: 301.1 MB). Peak memory consumption was 301.1 MB. Max. memory is 11.5 GB. * Witness Printer took 10.24 ms. Allocated memory is still 1.2 GB. Free memory is still 834.5 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * attempt + 7 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. 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: 1653 SDtfs, 1654 SDslu, 203 SDs, 0 SdLazy, 5 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital68 mio100 ax100 hnf101 lsp18 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq176 hnf91 smp100 dnf100 smp100 tf109 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...