./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-2.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 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:06:27,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:06:27,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:06:27,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:06:27,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:06:27,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:06:27,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:06:27,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:06:27,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:06:27,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:06:27,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:06:27,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:06:27,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:06:27,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:06:27,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:06:27,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:06:27,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:06:27,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:06:27,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:06:27,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:06:27,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:06:27,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:06:27,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:06:27,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:06:27,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:06:27,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:06:27,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:06:27,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:06:27,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:06:27,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:06:27,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:06:27,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:06:27,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:06:27,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:06:27,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:06:27,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:06:27,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:06:27,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:06:27,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:06:27,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:06:27,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:06:27,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-15 17:06:27,732 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:06:27,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:06:27,733 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:06:27,733 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:06:27,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:06:27,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:06:27,734 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:06:27,735 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:06:27,735 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:06:27,735 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:06:27,736 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:06:27,736 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:06:27,736 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:06:27,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:06:27,736 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 17:06:27,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:06:27,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:06:27,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 17:06:27,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:06:27,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:06:27,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:06:27,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:06:27,738 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 17:06:27,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:06:27,739 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:06:27,739 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:06:27,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:06:27,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:06:27,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:06:27,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:06:27,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:06:27,740 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:06:27,741 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:06:27,741 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75fd132a1a39ad1f2927845122893235fdf65fe2225472c79a2e84525dcd60fe [2021-12-15 17:06:27,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:06:27,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:06:27,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:06:27,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:06:27,962 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:06:27,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2021-12-15 17:06:28,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cc7e0d51/47e556e904de4a4ba19c54a5030458a1/FLAG1d97fa142 [2021-12-15 17:06:28,399 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:06:28,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2021-12-15 17:06:28,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cc7e0d51/47e556e904de4a4ba19c54a5030458a1/FLAG1d97fa142 [2021-12-15 17:06:28,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cc7e0d51/47e556e904de4a4ba19c54a5030458a1 [2021-12-15 17:06:28,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:06:28,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:06:28,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:06:28,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:06:28,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:06:28,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:06:28" (1/1) ... [2021-12-15 17:06:28,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88e3eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:28, skipping insertion in model container [2021-12-15 17:06:28,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:06:28" (1/1) ... [2021-12-15 17:06:28,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:06:28,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:06:28,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c[2073,2086] [2021-12-15 17:06:29,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:06:29,145 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:06:29,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c[2073,2086] [2021-12-15 17:06:29,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:06:29,242 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:06:29,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29 WrapperNode [2021-12-15 17:06:29,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:06:29,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:06:29,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:06:29,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:06:29,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,389 INFO L137 Inliner]: procedures = 41, calls = 107, calls flagged for inlining = 102, calls inlined = 276, statements flattened = 5102 [2021-12-15 17:06:29,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:06:29,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:06:29,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:06:29,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:06:29,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:06:29,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:06:29,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:06:29,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:06:29,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (1/1) ... [2021-12-15 17:06:29,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:06:29,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:06:29,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-15 17:06:29,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-15 17:06:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 17:06:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 17:06:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:06:29,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:06:29,896 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:06:29,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:06:29,916 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,917 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,929 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,932 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,943 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,944 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,946 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,949 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,950 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,951 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,952 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,953 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,960 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,968 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,969 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,970 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,972 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,974 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,976 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,979 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,980 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,981 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,982 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,983 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,984 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,985 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,986 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,988 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,989 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,991 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,993 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,994 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,995 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,996 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:29,997 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,000 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,000 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,002 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,003 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,004 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,005 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,006 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:30,008 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1271: assume false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1272: assume !false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1230: assume !false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##287: assume false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##288: assume !false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1229: assume false; [2021-12-15 17:06:31,228 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1210: assume false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1211: assume !false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##319: assume false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume !false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1160: assume !false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1159: assume false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##371: assume false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##372: assume !false; [2021-12-15 17:06:31,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1108: assume false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1109: assume !false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##346: assume false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##347: assume !false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##417: assume !false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1050: assume !false; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2021-12-15 17:06:31,230 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1049: assume false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1003: assume false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1004: assume !false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##487: assume !false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##486: assume false; [2021-12-15 17:06:31,231 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##526: assume !false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##525: assume false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##71: assume !false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2021-12-15 17:06:31,232 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume !false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##609: assume false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##610: assume !false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##639: assume !false; [2021-12-15 17:06:31,233 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##638: assume false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1612: assume false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1613: assume !false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##757: assume !false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##756: assume false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##717: assume !false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##716: assume false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1506: assume false; [2021-12-15 17:06:31,234 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1507: assume !false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1564: assume false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1565: assume !false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##856: assume false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##857: assume !false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##801: assume false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##802: assume !false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##832: assume !false; [2021-12-15 17:06:31,235 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##831: assume false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1426: assume false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1427: assume !false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1476: assume false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1477: assume !false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1398: assume false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1399: assume !false; [2021-12-15 17:06:31,236 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##961: assume !false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##960: assume false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##909: assume false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##910: assume !false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1301: assume false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1302: assume !false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##188: assume !false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume false; [2021-12-15 17:06:31,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##149: assume !false; [2021-12-15 17:06:31,238 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1354: assume false; [2021-12-15 17:06:31,238 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1355: assume !false; [2021-12-15 17:06:31,238 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1341: assume false; [2021-12-15 17:06:31,238 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1342: assume !false; [2021-12-15 17:06:31,238 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume false; [2021-12-15 17:06:31,238 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !false; [2021-12-15 17:06:31,238 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:06:31,249 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:06:31,249 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 17:06:31,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:06:31 BoogieIcfgContainer [2021-12-15 17:06:31,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:06:31,254 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:06:31,254 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:06:31,257 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:06:31,257 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:06:31,258 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:06:28" (1/3) ... [2021-12-15 17:06:31,269 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ca2488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:06:31, skipping insertion in model container [2021-12-15 17:06:31,269 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:06:31,269 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:06:29" (2/3) ... [2021-12-15 17:06:31,269 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ca2488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:06:31, skipping insertion in model container [2021-12-15 17:06:31,269 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:06:31,270 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:06:31" (3/3) ... [2021-12-15 17:06:31,271 INFO L388 chiAutomizerObserver]: Analyzing ICFG cdaudio_simpl1.cil-2.c [2021-12-15 17:06:31,306 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:06:31,306 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:06:31,306 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:06:31,306 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:06:31,307 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:06:31,307 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:06:31,307 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:06:31,307 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:06:31,338 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1209 states, 1208 states have (on average 1.4801324503311257) internal successors, (1788), 1208 states have internal predecessors, (1788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:06:31,391 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 20 [2021-12-15 17:06:31,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:06:31,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:06:31,402 INFO L842 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, 1, 1] [2021-12-15 17:06:31,402 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:06:31,402 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:06:31,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1209 states, 1208 states have (on average 1.4801324503311257) internal successors, (1788), 1208 states have internal predecessors, (1788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:06:31,416 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 20 [2021-12-15 17:06:31,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:06:31,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:06:31,420 INFO L842 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, 1, 1] [2021-12-15 17:06:31,420 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:06:31,429 INFO L791 eck$LassoCheckResult]: Stem: 603#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(23, 2);call #Ultimate.allocInit(12, 3);~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; 1123#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet154#1, main_#t~nondet155#1, main_#t~nondet156#1, main_#t~nondet157#1, main_#t~nondet158#1, main_#t~nondet159#1, main_#t~nondet160#1, main_#t~nondet161#1, main_#t~nondet162#1, main_#t~ret163#1, main_#t~ret164#1, main_#t~ret165#1, main_~tmp_ndt_3~0#1, main_~tmp_ndt_2~0#1, main_~tmp_ndt_1~0#1, main_~pirp__IoStatus__Status~0#1, main_~d~0#1, main_~status~9#1, main_~irp~1#1, main_~we_should_unload~0#1, main_~irp_choice~0#1, main_~devobj~0#1, main_~__cil_tmp9~1#1;havoc main_~pirp__IoStatus__Status~0#1;main_~d~0#1 := main_#t~nondet154#1;havoc main_#t~nondet154#1;main_~status~9#1 := main_#t~nondet155#1;havoc main_#t~nondet155#1;main_~irp~1#1 := main_#t~nondet156#1;havoc main_#t~nondet156#1;main_~we_should_unload~0#1 := main_#t~nondet157#1;havoc main_#t~nondet157#1;main_~irp_choice~0#1 := main_#t~nondet158#1;havoc main_#t~nondet158#1;main_~devobj~0#1 := main_#t~nondet159#1;havoc main_#t~nondet159#1;havoc main_~__cil_tmp9~1#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#1;assume { :begin_inline__BLAST_init } true;~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; 572#L82true assume { :end_inline__BLAST_init } true; 1179#L1757true assume main_~status~9#1 >= 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#1 := 0;~myStatus~0 := 0; 815#L1767true assume !(0 == main_~irp_choice~0#1); 782#L1767-2true assume { :begin_inline_stub_driver_init } true;~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; 789#L1714true assume { :end_inline_stub_driver_init } true; 1183#L1775true assume !(main_~status~9#1 < 0);havoc main_~tmp_ndt_1~0#1;main_~tmp_ndt_1~0#1 := main_#t~nondet160#1;havoc main_#t~nondet160#1; 481#L1781true assume !(2 == main_~tmp_ndt_1~0#1);havoc main_~tmp_ndt_2~0#1;main_~tmp_ndt_2~0#1 := main_#t~nondet161#1;havoc main_#t~nondet161#1; 1017#L1786true assume 3 == main_~tmp_ndt_2~0#1; 866#L1787true assume { :begin_inline_CdAudioPnp } true;CdAudioPnp_#in~DeviceObject#1, CdAudioPnp_#in~Irp#1 := main_~devobj~0#1, ~pirp~0;havoc CdAudioPnp_#res#1;havoc CdAudioPnp_#t~nondet18#1, CdAudioPnp_#t~nondet19#1, CdAudioPnp_#t~nondet20#1, CdAudioPnp_#t~nondet21#1, CdAudioPnp_#t~nondet22#1, CdAudioPnp_#t~nondet23#1, CdAudioPnp_#t~ret24#1, CdAudioPnp_#t~ret25#1, CdAudioPnp_#t~ret26#1, CdAudioPnp_#t~ret27#1, CdAudioPnp_#t~ret28#1, CdAudioPnp_#t~ret29#1, CdAudioPnp_~DeviceObject#1, CdAudioPnp_~Irp#1, CdAudioPnp_~Irp__Tail__Overlay__CurrentStackLocation~0#1, CdAudioPnp_~irpSp__MinorFunction~0#1, CdAudioPnp_~Irp__IoStatus__Status~0#1, CdAudioPnp_~irpSp__Parameters__UsageNotification__Type~0#1, CdAudioPnp_~deviceExtension__PagingPathCountEvent~0#1, CdAudioPnp_~irpSp__Parameters__UsageNotification__InPath~0#1, CdAudioPnp_~deviceExtension__PagingPathCount~0#1, CdAudioPnp_~DeviceObject__Flags~0#1, CdAudioPnp_~irpSp~0#1, CdAudioPnp_~status~2#1, CdAudioPnp_~setPagable~0#1, CdAudioPnp_~tmp~1#1, CdAudioPnp_~tmp___0~0#1;CdAudioPnp_~DeviceObject#1 := CdAudioPnp_#in~DeviceObject#1;CdAudioPnp_~Irp#1 := CdAudioPnp_#in~Irp#1;CdAudioPnp_~Irp__Tail__Overlay__CurrentStackLocation~0#1 := CdAudioPnp_#t~nondet18#1;havoc CdAudioPnp_#t~nondet18#1;CdAudioPnp_~irpSp__MinorFunction~0#1 := CdAudioPnp_#t~nondet19#1;havoc CdAudioPnp_#t~nondet19#1;havoc CdAudioPnp_~Irp__IoStatus__Status~0#1;CdAudioPnp_~irpSp__Parameters__UsageNotification__Type~0#1 := CdAudioPnp_#t~nondet20#1;havoc CdAudioPnp_#t~nondet20#1;CdAudioPnp_~deviceExtension__PagingPathCountEvent~0#1 := CdAudioPnp_#t~nondet21#1;havoc CdAudioPnp_#t~nondet21#1;CdAudioPnp_~irpSp__Parameters__UsageNotification__InPath~0#1 := CdAudioPnp_#t~nondet22#1;havoc CdAudioPnp_#t~nondet22#1;CdAudioPnp_~deviceExtension__PagingPathCount~0#1 := CdAudioPnp_#t~nondet23#1;havoc CdAudioPnp_#t~nondet23#1;havoc CdAudioPnp_~DeviceObject__Flags~0#1;havoc CdAudioPnp_~irpSp~0#1;havoc CdAudioPnp_~status~2#1;havoc CdAudioPnp_~setPagable~0#1;havoc CdAudioPnp_~tmp~1#1;havoc CdAudioPnp_~tmp___0~0#1;CdAudioPnp_~irpSp~0#1 := CdAudioPnp_~Irp__Tail__Overlay__CurrentStackLocation~0#1;CdAudioPnp_~status~2#1 := -1073741637; 1138#L236true assume 0 == CdAudioPnp_~irpSp__MinorFunction~0#1; 887#L237true assume { :begin_inline_CdAudioStartDevice } true;CdAudioStartDevice_#in~DeviceObject#1, CdAudioStartDevice_#in~Irp#1 := CdAudioPnp_~DeviceObject#1, CdAudioPnp_~Irp#1;havoc CdAudioStartDevice_#res#1;havoc CdAudioStartDevice_#t~nondet9#1, CdAudioStartDevice_#t~nondet10#1, CdAudioStartDevice_#t~nondet11#1, CdAudioStartDevice_#t~nondet12#1, CdAudioStartDevice_#t~nondet13#1, CdAudioStartDevice_#t~ret14#1, CdAudioStartDevice_#t~post15#1, CdAudioStartDevice_#t~ret16#1, CdAudioStartDevice_#t~ret17#1, CdAudioStartDevice_~DeviceObject#1, CdAudioStartDevice_~Irp#1, CdAudioStartDevice_~deviceExtension__Active~0#1, CdAudioStartDevice_~deviceExtension~0#1, CdAudioStartDevice_~status~1#1, CdAudioStartDevice_~srb~0#1, CdAudioStartDevice_~srb__Cdb~0#1, CdAudioStartDevice_~cdb~0#1, CdAudioStartDevice_~inquiryDataPtr~0#1, CdAudioStartDevice_~attempt~0#1, CdAudioStartDevice_~tmp~0#1, CdAudioStartDevice_~deviceParameterHandle~0#1, CdAudioStartDevice_~keyValue~0#1;CdAudioStartDevice_~DeviceObject#1 := CdAudioStartDevice_#in~DeviceObject#1;CdAudioStartDevice_~Irp#1 := CdAudioStartDevice_#in~Irp#1;CdAudioStartDevice_~deviceExtension__Active~0#1 := CdAudioStartDevice_#t~nondet9#1;havoc CdAudioStartDevice_#t~nondet9#1;CdAudioStartDevice_~deviceExtension~0#1 := CdAudioStartDevice_#t~nondet10#1;havoc CdAudioStartDevice_#t~nondet10#1;havoc CdAudioStartDevice_~status~1#1;CdAudioStartDevice_~srb~0#1 := CdAudioStartDevice_#t~nondet11#1;havoc CdAudioStartDevice_#t~nondet11#1;CdAudioStartDevice_~srb__Cdb~0#1 := CdAudioStartDevice_#t~nondet12#1;havoc CdAudioStartDevice_#t~nondet12#1;havoc CdAudioStartDevice_~cdb~0#1;havoc CdAudioStartDevice_~inquiryDataPtr~0#1;havoc CdAudioStartDevice_~attempt~0#1;havoc CdAudioStartDevice_~tmp~0#1;CdAudioStartDevice_~deviceParameterHandle~0#1 := CdAudioStartDevice_#t~nondet13#1;havoc CdAudioStartDevice_#t~nondet13#1;havoc CdAudioStartDevice_~keyValue~0#1;assume { :begin_inline_CdAudioForwardIrpSynchronous } true;CdAudioForwardIrpSynchronous_#in~DeviceObject#1, CdAudioForwardIrpSynchronous_#in~Irp#1 := CdAudioStartDevice_~DeviceObject#1, CdAudioStartDevice_~Irp#1;havoc CdAudioForwardIrpSynchronous_#res#1;havoc CdAudioForwardIrpSynchronous_#t~nondet144#1, CdAudioForwardIrpSynchronous_#t~nondet145#1, CdAudioForwardIrpSynchronous_#t~ret146#1, CdAudioForwardIrpSynchronous_#t~ret147#1, CdAudioForwardIrpSynchronous_~DeviceObject#1, CdAudioForwardIrpSynchronous_~Irp#1, CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3#1, CdAudioForwardIrpSynchronous_~event~2#1, CdAudioForwardIrpSynchronous_~status~8#1, CdAudioForwardIrpSynchronous_~irpSp__Control~1#1;CdAudioForwardIrpSynchronous_~DeviceObject#1 := CdAudioForwardIrpSynchronous_#in~DeviceObject#1;CdAudioForwardIrpSynchronous_~Irp#1 := CdAudioForwardIrpSynchronous_#in~Irp#1;CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3#1 := CdAudioForwardIrpSynchronous_#t~nondet144#1;havoc CdAudioForwardIrpSynchronous_#t~nondet144#1;CdAudioForwardIrpSynchronous_~event~2#1 := CdAudioForwardIrpSynchronous_#t~nondet145#1;havoc CdAudioForwardIrpSynchronous_#t~nondet145#1;havoc CdAudioForwardIrpSynchronous_~status~8#1;havoc CdAudioForwardIrpSynchronous_~irpSp__Control~1#1; 552#L1646true assume !(~s~0 != ~NP~0); 554#L1651true assume !(0 != ~compRegistered~0);~compRegistered~0 := 1;~routine~0 := 1; 143#L1651-2true CdAudioForwardIrpSynchronous_~irpSp__Control~1#1 := 224;assume { :begin_inline_IofCallDriver } true;IofCallDriver_#in~DeviceObject#1, IofCallDriver_#in~Irp#1 := CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3#1, CdAudioForwardIrpSynchronous_~Irp#1;havoc IofCallDriver_#res#1;havoc IofCallDriver_#t~nondet166#1, IofCallDriver_#t~nondet167#1, IofCallDriver_#t~ret168#1, IofCallDriver_#t~ret169#1, IofCallDriver_#t~nondet170#1, IofCallDriver_#t~nondet171#1, IofCallDriver_~tmp_ndt_6~0#1, IofCallDriver_~tmp_ndt_5~0#1, IofCallDriver_~DeviceObject#1, IofCallDriver_~Irp#1, IofCallDriver_~Irp__PendingReturned~1#1, IofCallDriver_~returnVal2~0#1, IofCallDriver_~compRetStatus~0#1, IofCallDriver_~lcontext~0#1, IofCallDriver_~__cil_tmp8~1#1;IofCallDriver_~DeviceObject#1 := IofCallDriver_#in~DeviceObject#1;IofCallDriver_~Irp#1 := IofCallDriver_#in~Irp#1;IofCallDriver_~Irp__PendingReturned~1#1 := IofCallDriver_#t~nondet166#1;havoc IofCallDriver_#t~nondet166#1;havoc IofCallDriver_~returnVal2~0#1;havoc IofCallDriver_~compRetStatus~0#1;IofCallDriver_~lcontext~0#1 := IofCallDriver_#t~nondet167#1;havoc IofCallDriver_#t~nondet167#1;havoc IofCallDriver_~__cil_tmp8~1#1; 26#L1902-14true assume !(0 != ~compRegistered~0); 466#L1902-15true assume 0 != IofCallDriver_~Irp__PendingReturned~1#1;IofCallDriver_~returnVal2~0#1 := 259; 102#L1948-7true assume ~s~0 == ~NP~0;~s~0 := ~IPC~0;~lowerDriverReturn~0 := IofCallDriver_~returnVal2~0#1; 867#L1966-23true IofCallDriver_#res#1 := IofCallDriver_~returnVal2~0#1; 4#L1976-7true CdAudioForwardIrpSynchronous_#t~ret146#1 := IofCallDriver_#res#1;assume { :end_inline_IofCallDriver } true;CdAudioForwardIrpSynchronous_~status~8#1 := CdAudioForwardIrpSynchronous_#t~ret146#1;havoc CdAudioForwardIrpSynchronous_#t~ret146#1;CdAudioForwardIrpSynchronous_~status~8#1 := 259; 1196#L1665true assume !(0 != CdAudioForwardIrpSynchronous_~status~8#1); 138#L1665-2true CdAudioForwardIrpSynchronous_#res#1 := CdAudioForwardIrpSynchronous_~status~8#1; 1003#L1671true CdAudioStartDevice_#t~ret14#1 := CdAudioForwardIrpSynchronous_#res#1;assume { :end_inline_CdAudioForwardIrpSynchronous } true;CdAudioStartDevice_~status~1#1 := CdAudioStartDevice_#t~ret14#1;havoc CdAudioStartDevice_#t~ret14#1; 193#L158true assume !(CdAudioStartDevice_~status~1#1 < 0); 510#L162true assume 255 == CdAudioStartDevice_~deviceExtension__Active~0#1;CdAudioStartDevice_~cdb~0#1 := CdAudioStartDevice_~srb__Cdb~0#1;CdAudioStartDevice_~inquiryDataPtr~0#1 := 0;CdAudioStartDevice_~attempt~0#1 := 0; 433#L166true assume !(0 == CdAudioStartDevice_~inquiryDataPtr~0#1);CdAudioStartDevice_~status~1#1 := -1073741823; 966#L172-2true [2021-12-15 17:06:31,432 INFO L793 eck$LassoCheckResult]: Loop: 966#L172-2true assume !false; 971#L173true assume CdAudioStartDevice_~status~1#1 < 0;CdAudioStartDevice_~tmp~0#1 := CdAudioStartDevice_~attempt~0#1;CdAudioStartDevice_#t~post15#1 := CdAudioStartDevice_~attempt~0#1;CdAudioStartDevice_~attempt~0#1 := 1 + CdAudioStartDevice_#t~post15#1;havoc CdAudioStartDevice_#t~post15#1; 614#L179true assume !(CdAudioStartDevice_~tmp~0#1 >= 4); 822#L176true assume { :begin_inline_SendSrbSynchronous } true;SendSrbSynchronous_#in~Extension#1, SendSrbSynchronous_#in~Srb#1, SendSrbSynchronous_#in~Buffer#1, SendSrbSynchronous_#in~BufferLength#1 := CdAudioStartDevice_~deviceExtension~0#1, CdAudioStartDevice_~srb~0#1, CdAudioStartDevice_~inquiryDataPtr~0#1, 36;havoc SendSrbSynchronous_#res#1;havoc SendSrbSynchronous_#t~nondet4#1, SendSrbSynchronous_#t~nondet5#1, SendSrbSynchronous_#t~nondet6#1, SendSrbSynchronous_#t~ret7#1, SendSrbSynchronous_~Extension#1, SendSrbSynchronous_~Srb#1, SendSrbSynchronous_~Buffer#1, SendSrbSynchronous_~BufferLength#1, SendSrbSynchronous_~ioStatus__Status~0#1, SendSrbSynchronous_~ioctl~0#1, SendSrbSynchronous_~event~0#1, SendSrbSynchronous_~irp~0#1, SendSrbSynchronous_~status~0#1, SendSrbSynchronous_~__cil_tmp10~0#1, SendSrbSynchronous_~__cil_tmp11~0#1, SendSrbSynchronous_~__cil_tmp12~0#1, SendSrbSynchronous_~__cil_tmp13~0#1, SendSrbSynchronous_~__cil_tmp14~0#1, SendSrbSynchronous_~__cil_tmp15~0#1, SendSrbSynchronous_~__cil_tmp16~0#1, SendSrbSynchronous_~__cil_tmp17~0#1, SendSrbSynchronous_~__cil_tmp18~0#1;SendSrbSynchronous_~Extension#1 := SendSrbSynchronous_#in~Extension#1;SendSrbSynchronous_~Srb#1 := SendSrbSynchronous_#in~Srb#1;SendSrbSynchronous_~Buffer#1 := SendSrbSynchronous_#in~Buffer#1;SendSrbSynchronous_~BufferLength#1 := SendSrbSynchronous_#in~BufferLength#1;SendSrbSynchronous_~ioStatus__Status~0#1 := SendSrbSynchronous_#t~nondet4#1;havoc SendSrbSynchronous_#t~nondet4#1;havoc SendSrbSynchronous_~ioctl~0#1;SendSrbSynchronous_~event~0#1 := SendSrbSynchronous_#t~nondet5#1;havoc SendSrbSynchronous_#t~nondet5#1;havoc SendSrbSynchronous_~irp~0#1;SendSrbSynchronous_~status~0#1 := SendSrbSynchronous_#t~nondet6#1;havoc SendSrbSynchronous_#t~nondet6#1;havoc SendSrbSynchronous_~__cil_tmp10~0#1;havoc SendSrbSynchronous_~__cil_tmp11~0#1;havoc SendSrbSynchronous_~__cil_tmp12~0#1;havoc SendSrbSynchronous_~__cil_tmp13~0#1;havoc SendSrbSynchronous_~__cil_tmp14~0#1;havoc SendSrbSynchronous_~__cil_tmp15~0#1;havoc SendSrbSynchronous_~__cil_tmp16~0#1;havoc SendSrbSynchronous_~__cil_tmp17~0#1;havoc SendSrbSynchronous_~__cil_tmp18~0#1;SendSrbSynchronous_~irp~0#1 := 0; 737#L103-48true assume 0 != SendSrbSynchronous_~Buffer#1;SendSrbSynchronous_~__cil_tmp10~0#1 := 4116;SendSrbSynchronous_~__cil_tmp11~0#1 := 49152;SendSrbSynchronous_~__cil_tmp12~0#1 := 262144;SendSrbSynchronous_~__cil_tmp13~0#1 := 311296;SendSrbSynchronous_~ioctl~0#1 := 315412; 873#L103-50true assume 0 == SendSrbSynchronous_~irp~0#1;SendSrbSynchronous_#res#1 := -1073741670; 1140#L128-16true CdAudioStartDevice_#t~ret16#1 := SendSrbSynchronous_#res#1;assume { :end_inline_SendSrbSynchronous } true;CdAudioStartDevice_~status~1#1 := CdAudioStartDevice_#t~ret16#1;havoc CdAudioStartDevice_#t~ret16#1; 966#L172-2true [2021-12-15 17:06:31,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:06:31,438 INFO L85 PathProgramCache]: Analyzing trace with hash -229833114, now seen corresponding path program 1 times [2021-12-15 17:06:31,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:06:31,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416307741] [2021-12-15 17:06:31,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:06:31,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:06:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:06:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:06:31,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:06:31,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416307741] [2021-12-15 17:06:31,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416307741] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:06:31,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:06:31,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:06:31,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051667152] [2021-12-15 17:06:31,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:06:31,639 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:06:31,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:06:31,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1023080889, now seen corresponding path program 1 times [2021-12-15 17:06:31,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:06:31,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014836252] [2021-12-15 17:06:31,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:06:31,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:06:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:06:31,655 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:06:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:06:31,677 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:06:31,876 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLoopTermination(LassoCheck.java:944) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:818) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 17:06:31,881 INFO L158 Benchmark]: Toolchain (without parser) took 3119.48ms. Allocated memory was 92.3MB in the beginning and 155.2MB in the end (delta: 62.9MB). Free memory was 68.1MB in the beginning and 107.2MB in the end (delta: -39.0MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-12-15 17:06:31,882 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:06:31,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.51ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 49.9MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 17:06:31,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.07ms. Allocated memory is still 92.3MB. Free memory was 49.9MB in the beginning and 58.5MB in the end (delta: -8.6MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-12-15 17:06:31,883 INFO L158 Benchmark]: Boogie Preprocessor took 130.48ms. Allocated memory is still 92.3MB. Free memory was 58.5MB in the beginning and 46.3MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 17:06:31,884 INFO L158 Benchmark]: RCFGBuilder took 1731.30ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 46.3MB in the beginning and 40.9MB in the end (delta: 5.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-15 17:06:31,884 INFO L158 Benchmark]: BuchiAutomizer took 626.51ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 40.9MB in the beginning and 107.2MB in the end (delta: -66.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-12-15 17:06:31,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.51ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 49.9MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.07ms. Allocated memory is still 92.3MB. Free memory was 49.9MB in the beginning and 58.5MB in the end (delta: -8.6MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.48ms. Allocated memory is still 92.3MB. Free memory was 58.5MB in the beginning and 46.3MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1731.30ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 46.3MB in the beginning and 40.9MB in the end (delta: 5.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 626.51ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 40.9MB in the beginning and 107.2MB in the end (delta: -66.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 17:06:31,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable