./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 906a4fb5 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 602ea7c33e3d58a05b038901c89b84d09b02e08d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:53:06,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:53:06,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:53:06,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:53:06,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:53:06,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:53:06,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:53:06,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:53:06,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:53:06,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:53:06,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:53:06,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:53:06,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:53:06,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:53:06,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:53:06,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:53:06,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:53:06,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:53:06,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:53:06,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:53:06,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:53:06,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:53:06,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:53:06,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:53:06,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:53:06,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:53:06,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:53:06,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:53:06,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:53:06,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:53:06,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:53:06,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:53:06,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:53:06,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:53:06,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:53:06,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:53:06,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:53:06,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:53:06,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:53:06,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:53:06,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:53:06,736 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 18:53:06,801 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:53:06,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:53:06,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:53:06,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:53:06,807 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:53:06,808 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 18:53:06,808 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 18:53:06,808 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 18:53:06,808 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 18:53:06,809 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 18:53:06,810 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 18:53:06,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:53:06,811 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:53:06,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:53:06,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:53:06,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:53:06,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:53:06,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 18:53:06,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 18:53:06,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 18:53:06,814 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:53:06,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 18:53:06,814 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 18:53:06,815 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:53:06,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 18:53:06,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:53:06,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:53:06,816 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 18:53:06,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:53:06,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:53:06,817 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:53:06,818 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 18:53:06,820 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 18:53:06,820 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 -> 602ea7c33e3d58a05b038901c89b84d09b02e08d [2020-10-19 18:53:07,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:53:07,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:53:07,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:53:07,166 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:53:07,167 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:53:07,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2020-10-19 18:53:07,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc009ece2/a25183a51eaa48ffadc38882fa2a27e5/FLAGe222f19f7 [2020-10-19 18:53:07,701 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:53:07,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2020-10-19 18:53:07,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc009ece2/a25183a51eaa48ffadc38882fa2a27e5/FLAGe222f19f7 [2020-10-19 18:53:07,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc009ece2/a25183a51eaa48ffadc38882fa2a27e5 [2020-10-19 18:53:07,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:53:07,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 18:53:07,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:53:07,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:53:07,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:53:07,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:53:07" (1/1) ... [2020-10-19 18:53:07,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741c8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:07, skipping insertion in model container [2020-10-19 18:53:07,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:53:07" (1/1) ... [2020-10-19 18:53:07,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:53:08,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:53:08,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:53:08,589 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 18:53:08,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:53:08,733 INFO L208 MainTranslator]: Completed translation [2020-10-19 18:53:08,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08 WrapperNode [2020-10-19 18:53:08,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:53:08,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 18:53:08,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 18:53:08,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 18:53:08,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:08,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:08,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 18:53:08,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 18:53:08,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 18:53:08,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 18:53:08,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:08,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:08,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:08,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:09,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:09,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:09,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (1/1) ... [2020-10-19 18:53:09,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 18:53:09,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 18:53:09,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 18:53:09,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 18:53:09,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (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 [2020-10-19 18:53:09,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 18:53:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 18:53:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 18:53:09,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 18:53:09,598 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,600 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,610 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,613 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,619 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,623 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,628 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,635 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,642 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,645 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,648 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,650 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,654 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,659 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,661 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,665 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,669 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,672 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,674 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,678 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,680 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,683 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,686 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,688 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,689 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,692 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,696 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,698 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,701 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,706 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,709 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,712 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,714 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,716 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,718 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,721 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,722 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,725 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,727 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,730 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,731 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,734 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:09,738 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:53:11,623 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1271: assume false; [2020-10-19 18:53:11,624 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1272: assume !false; [2020-10-19 18:53:11,624 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2020-10-19 18:53:11,624 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2020-10-19 18:53:11,625 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1230: assume !false; [2020-10-19 18:53:11,625 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##287: assume false; [2020-10-19 18:53:11,625 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##288: assume !false; [2020-10-19 18:53:11,625 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1229: assume false; [2020-10-19 18:53:11,625 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1210: assume false; [2020-10-19 18:53:11,626 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1211: assume !false; [2020-10-19 18:53:11,626 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##319: assume false; [2020-10-19 18:53:11,626 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume !false; [2020-10-19 18:53:11,626 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1160: assume !false; [2020-10-19 18:53:11,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1159: assume false; [2020-10-19 18:53:11,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##371: assume false; [2020-10-19 18:53:11,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##372: assume !false; [2020-10-19 18:53:11,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1108: assume false; [2020-10-19 18:53:11,627 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1109: assume !false; [2020-10-19 18:53:11,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##346: assume false; [2020-10-19 18:53:11,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##347: assume !false; [2020-10-19 18:53:11,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume false; [2020-10-19 18:53:11,628 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##417: assume !false; [2020-10-19 18:53:11,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1050: assume !false; [2020-10-19 18:53:11,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res := 0; [2020-10-19 18:53:11,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1049: assume false; [2020-10-19 18:53:11,629 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1003: assume false; [2020-10-19 18:53:11,630 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1004: assume !false; [2020-10-19 18:53:11,630 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !false; [2020-10-19 18:53:11,630 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume false; [2020-10-19 18:53:11,630 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##487: assume !false; [2020-10-19 18:53:11,630 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##486: assume false; [2020-10-19 18:53:11,631 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##526: assume !false; [2020-10-19 18:53:11,631 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##525: assume false; [2020-10-19 18:53:11,631 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##71: assume !false; [2020-10-19 18:53:11,631 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume false; [2020-10-19 18:53:11,632 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2020-10-19 18:53:11,632 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2020-10-19 18:53:11,632 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2020-10-19 18:53:11,632 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2020-10-19 18:53:11,632 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2020-10-19 18:53:11,633 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2020-10-19 18:53:11,633 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2020-10-19 18:53:11,633 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2020-10-19 18:53:11,633 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume !false; [2020-10-19 18:53:11,633 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume false; [2020-10-19 18:53:11,634 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##609: assume false; [2020-10-19 18:53:11,634 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##610: assume !false; [2020-10-19 18:53:11,634 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##639: assume !false; [2020-10-19 18:53:11,634 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##638: assume false; [2020-10-19 18:53:11,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1612: assume false; [2020-10-19 18:53:11,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1613: assume !false; [2020-10-19 18:53:11,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##757: assume !false; [2020-10-19 18:53:11,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##756: assume false; [2020-10-19 18:53:11,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##717: assume !false; [2020-10-19 18:53:11,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##716: assume false; [2020-10-19 18:53:11,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1506: assume false; [2020-10-19 18:53:11,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1507: assume !false; [2020-10-19 18:53:11,636 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1564: assume false; [2020-10-19 18:53:11,637 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1565: assume !false; [2020-10-19 18:53:11,637 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##856: assume false; [2020-10-19 18:53:11,637 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##857: assume !false; [2020-10-19 18:53:11,637 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##801: assume false; [2020-10-19 18:53:11,638 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##802: assume !false; [2020-10-19 18:53:11,638 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##832: assume !false; [2020-10-19 18:53:11,638 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##831: assume false; [2020-10-19 18:53:11,638 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1426: assume false; [2020-10-19 18:53:11,639 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1427: assume !false; [2020-10-19 18:53:11,639 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1476: assume false; [2020-10-19 18:53:11,639 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1477: assume !false; [2020-10-19 18:53:11,639 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1398: assume false; [2020-10-19 18:53:11,639 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1399: assume !false; [2020-10-19 18:53:11,640 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##961: assume !false; [2020-10-19 18:53:11,640 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##960: assume false; [2020-10-19 18:53:11,640 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##909: assume false; [2020-10-19 18:53:11,640 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##910: assume !false; [2020-10-19 18:53:11,641 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1301: assume false; [2020-10-19 18:53:11,641 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1302: assume !false; [2020-10-19 18:53:11,641 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##188: assume !false; [2020-10-19 18:53:11,641 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume false; [2020-10-19 18:53:11,641 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume false; [2020-10-19 18:53:11,642 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##149: assume !false; [2020-10-19 18:53:11,642 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1354: assume false; [2020-10-19 18:53:11,642 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1355: assume !false; [2020-10-19 18:53:11,642 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1341: assume false; [2020-10-19 18:53:11,643 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1342: assume !false; [2020-10-19 18:53:11,643 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume false; [2020-10-19 18:53:11,643 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !false; [2020-10-19 18:53:11,669 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 18:53:11,670 INFO L298 CfgBuilder]: Removed 761 assume(true) statements. [2020-10-19 18:53:11,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:53:11 BoogieIcfgContainer [2020-10-19 18:53:11,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 18:53:11,675 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 18:53:11,675 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 18:53:11,679 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 18:53:11,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:53:11,681 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 06:53:07" (1/3) ... [2020-10-19 18:53:11,683 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@252ab95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 06:53:11, skipping insertion in model container [2020-10-19 18:53:11,683 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:53:11,683 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:53:08" (2/3) ... [2020-10-19 18:53:11,684 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@252ab95c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 06:53:11, skipping insertion in model container [2020-10-19 18:53:11,684 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:53:11,684 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:53:11" (3/3) ... [2020-10-19 18:53:11,686 INFO L373 chiAutomizerObserver]: Analyzing ICFG cdaudio_simpl1.cil-1.c [2020-10-19 18:53:11,743 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 18:53:11,744 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 18:53:11,744 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 18:53:11,744 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 18:53:11,744 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 18:53:11,745 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 18:53:11,745 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 18:53:11,745 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 18:53:11,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1185 states. [2020-10-19 18:53:11,889 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 20 [2020-10-19 18:53:11,890 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:53:11,890 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:53:11,903 INFO L852 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] [2020-10-19 18:53:11,903 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:53:11,903 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 18:53:11,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1185 states. [2020-10-19 18:53:11,921 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 20 [2020-10-19 18:53:11,922 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:53:11,922 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:53:11,924 INFO L852 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] [2020-10-19 18:53:11,924 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:53:11,939 INFO L794 eck$LassoCheckResult]: Stem: 351#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(23);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~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; 280#L-1true havoc main_#res;havoc main_#t~nondet157, main_#t~nondet158, main_#t~nondet159, main_#t~nondet160, main_#t~nondet161, main_#t~nondet162, main_#t~nondet163, main_#t~nondet164, main_#t~nondet165, main_#t~ret166, main_#t~ret167, main_#t~ret168, 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~nondet157;havoc main_#t~nondet157;main_~status~9 := main_#t~nondet158;havoc main_#t~nondet158;main_~irp~1 := main_#t~nondet159;havoc main_#t~nondet159;main_~we_should_unload~0 := main_#t~nondet160;havoc main_#t~nondet160;main_~irp_choice~0 := main_#t~nondet161;havoc main_#t~nondet161;main_~devobj~0 := main_#t~nondet162;havoc main_#t~nondet162;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; 732#L82true 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; 118#L1767true assume !(0 == main_~irp_choice~0); 125#L1767-2true ~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; 583#L1714true assume !(main_~status~9 < 0);havoc main_~tmp_ndt_1~0;main_~tmp_ndt_1~0 := main_#t~nondet163;havoc main_#t~nondet163; 548#L1781true assume !(2 == main_~tmp_ndt_1~0);havoc main_~tmp_ndt_2~0;main_~tmp_ndt_2~0 := main_#t~nondet164;havoc main_#t~nondet164; 255#L1786true assume 3 == main_~tmp_ndt_2~0; 73#L1787true CdAudioPnp_#in~DeviceObject, CdAudioPnp_#in~Irp := main_~devobj~0, ~pirp~0;havoc CdAudioPnp_#res;havoc CdAudioPnp_#t~nondet21, CdAudioPnp_#t~nondet22, CdAudioPnp_#t~nondet23, CdAudioPnp_#t~nondet24, CdAudioPnp_#t~nondet25, CdAudioPnp_#t~nondet26, CdAudioPnp_#t~ret27, CdAudioPnp_#t~ret28, CdAudioPnp_#t~ret29, CdAudioPnp_#t~ret30, CdAudioPnp_#t~ret31, CdAudioPnp_#t~ret32, 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~nondet21;havoc CdAudioPnp_#t~nondet21;CdAudioPnp_~irpSp__MinorFunction~0 := CdAudioPnp_#t~nondet22;havoc CdAudioPnp_#t~nondet22;havoc CdAudioPnp_~Irp__IoStatus__Status~0;CdAudioPnp_~irpSp__Parameters__UsageNotification__Type~0 := CdAudioPnp_#t~nondet23;havoc CdAudioPnp_#t~nondet23;CdAudioPnp_~deviceExtension__PagingPathCountEvent~0 := CdAudioPnp_#t~nondet24;havoc CdAudioPnp_#t~nondet24;CdAudioPnp_~irpSp__Parameters__UsageNotification__InPath~0 := CdAudioPnp_#t~nondet25;havoc CdAudioPnp_#t~nondet25;CdAudioPnp_~deviceExtension__PagingPathCount~0 := CdAudioPnp_#t~nondet26;havoc CdAudioPnp_#t~nondet26;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; 783#L236true assume 0 == CdAudioPnp_~irpSp__MinorFunction~0; 691#L237true CdAudioStartDevice_#in~DeviceObject, CdAudioStartDevice_#in~Irp := CdAudioPnp_~DeviceObject, CdAudioPnp_~Irp;havoc CdAudioStartDevice_#res;havoc CdAudioStartDevice_#t~nondet12, CdAudioStartDevice_#t~nondet13, CdAudioStartDevice_#t~nondet14, CdAudioStartDevice_#t~nondet15, CdAudioStartDevice_#t~nondet16, CdAudioStartDevice_#t~ret17, CdAudioStartDevice_#t~post18, CdAudioStartDevice_#t~ret19, CdAudioStartDevice_#t~ret20, 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~nondet12;havoc CdAudioStartDevice_#t~nondet12;CdAudioStartDevice_~deviceExtension~0 := CdAudioStartDevice_#t~nondet13;havoc CdAudioStartDevice_#t~nondet13;havoc CdAudioStartDevice_~status~1;CdAudioStartDevice_~srb~0 := CdAudioStartDevice_#t~nondet14;havoc CdAudioStartDevice_#t~nondet14;CdAudioStartDevice_~srb__Cdb~0 := CdAudioStartDevice_#t~nondet15;havoc CdAudioStartDevice_#t~nondet15;havoc CdAudioStartDevice_~cdb~0;havoc CdAudioStartDevice_~inquiryDataPtr~0;havoc CdAudioStartDevice_~attempt~0;havoc CdAudioStartDevice_~tmp~0;CdAudioStartDevice_~deviceParameterHandle~0 := CdAudioStartDevice_#t~nondet16;havoc CdAudioStartDevice_#t~nondet16;havoc CdAudioStartDevice_~keyValue~0;CdAudioForwardIrpSynchronous_#in~DeviceObject, CdAudioForwardIrpSynchronous_#in~Irp := CdAudioStartDevice_~DeviceObject, CdAudioStartDevice_~Irp;havoc CdAudioForwardIrpSynchronous_#res;havoc CdAudioForwardIrpSynchronous_#t~nondet147, CdAudioForwardIrpSynchronous_#t~nondet148, CdAudioForwardIrpSynchronous_#t~ret149, CdAudioForwardIrpSynchronous_#t~ret150, 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~nondet147;havoc CdAudioForwardIrpSynchronous_#t~nondet147;CdAudioForwardIrpSynchronous_~event~2 := CdAudioForwardIrpSynchronous_#t~nondet148;havoc CdAudioForwardIrpSynchronous_#t~nondet148;havoc CdAudioForwardIrpSynchronous_~status~8;havoc CdAudioForwardIrpSynchronous_~irpSp__Control~1; 699#L1646true assume !(~s~0 != ~NP~0); 361#L1651true assume !(0 != ~compRegistered~0);~compRegistered~0 := 1;~routine~0 := 1; 366#L1651-1true CdAudioForwardIrpSynchronous_~irpSp__Control~1 := 224;IofCallDriver_#in~DeviceObject, IofCallDriver_#in~Irp := CdAudioForwardIrpSynchronous_~deviceExtension__TargetDeviceObject~3, CdAudioForwardIrpSynchronous_~Irp;havoc IofCallDriver_#res;havoc IofCallDriver_#t~nondet169, IofCallDriver_#t~nondet170, IofCallDriver_#t~ret171, IofCallDriver_#t~ret172, IofCallDriver_#t~nondet173, IofCallDriver_#t~nondet174, 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~nondet169;havoc IofCallDriver_#t~nondet169;havoc IofCallDriver_~returnVal2~0;havoc IofCallDriver_~compRetStatus~0;IofCallDriver_~lcontext~0 := IofCallDriver_#t~nondet170;havoc IofCallDriver_#t~nondet170;havoc IofCallDriver_~__cil_tmp8~1; 857#L1907-14true assume !(0 != ~compRegistered~0); 841#L1907-15true assume 0 != IofCallDriver_~Irp__PendingReturned~1;IofCallDriver_~returnVal2~0 := 259; 625#L1953-7true assume ~s~0 == ~NP~0;~s~0 := ~IPC~0;~lowerDriverReturn~0 := IofCallDriver_~returnVal2~0; 574#L60-75true IofCallDriver_#res := IofCallDriver_~returnVal2~0; 384#L1981-7true CdAudioForwardIrpSynchronous_#t~ret149 := IofCallDriver_#res;CdAudioForwardIrpSynchronous_~status~8 := CdAudioForwardIrpSynchronous_#t~ret149;havoc CdAudioForwardIrpSynchronous_#t~ret149;CdAudioForwardIrpSynchronous_~status~8 := 259; 861#L1665true assume !(0 != CdAudioForwardIrpSynchronous_~status~8); 865#L1665-2true CdAudioForwardIrpSynchronous_#res := CdAudioForwardIrpSynchronous_~status~8; 534#L1671true CdAudioStartDevice_#t~ret17 := CdAudioForwardIrpSynchronous_#res;CdAudioStartDevice_~status~1 := CdAudioStartDevice_#t~ret17;havoc CdAudioStartDevice_#t~ret17; 24#L158true assume !(CdAudioStartDevice_~status~1 < 0); 1147#L162true assume 255 == CdAudioStartDevice_~deviceExtension__Active~0;CdAudioStartDevice_~cdb~0 := CdAudioStartDevice_~srb__Cdb~0;CdAudioStartDevice_~inquiryDataPtr~0 := 0;CdAudioStartDevice_~attempt~0 := 0; 809#L166true assume !(0 == CdAudioStartDevice_~inquiryDataPtr~0);CdAudioStartDevice_~status~1 := -1073741823; 455#L172-2true [2020-10-19 18:53:11,943 INFO L796 eck$LassoCheckResult]: Loop: 455#L172-2true assume !false; 565#L173true assume CdAudioStartDevice_~status~1 < 0;CdAudioStartDevice_~tmp~0 := CdAudioStartDevice_~attempt~0;CdAudioStartDevice_#t~post18 := CdAudioStartDevice_~attempt~0;CdAudioStartDevice_~attempt~0 := 1 + CdAudioStartDevice_#t~post18;havoc CdAudioStartDevice_#t~post18; 197#L179true assume !(CdAudioStartDevice_~tmp~0 >= 4); 346#L176true 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~nondet7, SendSrbSynchronous_#t~nondet8, SendSrbSynchronous_#t~nondet9, SendSrbSynchronous_#t~ret10, 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~nondet7;havoc SendSrbSynchronous_#t~nondet7;havoc SendSrbSynchronous_~ioctl~0;SendSrbSynchronous_~event~0 := SendSrbSynchronous_#t~nondet8;havoc SendSrbSynchronous_#t~nondet8;havoc SendSrbSynchronous_~irp~0;SendSrbSynchronous_~status~0 := SendSrbSynchronous_#t~nondet9;havoc SendSrbSynchronous_#t~nondet9;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; 719#L103-48true assume 0 != SendSrbSynchronous_~Buffer;SendSrbSynchronous_~__cil_tmp10~0 := 4116;SendSrbSynchronous_~__cil_tmp11~0 := 49152;SendSrbSynchronous_~__cil_tmp12~0 := 262144;SendSrbSynchronous_~__cil_tmp13~0 := 311296;SendSrbSynchronous_~ioctl~0 := 315412; 716#L103-50true assume 0 == SendSrbSynchronous_~irp~0;SendSrbSynchronous_#res := -1073741670; 571#L128-16true CdAudioStartDevice_#t~ret19 := SendSrbSynchronous_#res;CdAudioStartDevice_~status~1 := CdAudioStartDevice_#t~ret19;havoc CdAudioStartDevice_#t~ret19; 455#L172-2true [2020-10-19 18:53:11,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:53:11,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1737014109, now seen corresponding path program 1 times [2020-10-19 18:53:11,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:53:11,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832525228] [2020-10-19 18:53:11,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:53:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:53:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:53:12,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832525228] [2020-10-19 18:53:12,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:53:12,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:53:12,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030052278] [2020-10-19 18:53:12,263 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 18:53:12,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:53:12,264 INFO L82 PathProgramCache]: Analyzing trace with hash -703352875, now seen corresponding path program 1 times [2020-10-19 18:53:12,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:53:12,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469069504] [2020-10-19 18:53:12,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:53:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:53:12,281 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:53:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:53:12,290 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:53:12,320 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:53:12,468 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:53:12,469 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:53:12,469 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:53:12,470 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:53:12,470 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 18:53:12,470 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:12,471 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:53:12,471 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:53:12,471 INFO L133 ssoRankerPreferences]: Filename of dumped script: cdaudio_simpl1.cil-1.c_Iteration1_Loop [2020-10-19 18:53:12,471 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:53:12,472 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:53:12,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:12,872 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:53:12,873 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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:12,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:53:12,882 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:53:12,893 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:53:12,894 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp12~0=262144} Honda state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp12~0=262144} 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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:12,923 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:53:12,923 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:53:12,938 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:53:12,938 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_CdAudioStartDevice_~inquiryDataPtr~0=-7, ULTIMATE.start_SendSrbSynchronous_~Buffer=-7, ULTIMATE.start_SendSrbSynchronous_#in~Buffer=-7} Honda state: {ULTIMATE.start_CdAudioStartDevice_~inquiryDataPtr~0=-7, ULTIMATE.start_SendSrbSynchronous_~Buffer=-7, ULTIMATE.start_SendSrbSynchronous_#in~Buffer=-7} 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) [2020-10-19 18:53:12,993 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:53:12,993 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,002 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:53:13,003 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp15~0=0} Honda state: {ULTIMATE.start_SendSrbSynchronous_~__cil_tmp15~0=0} 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) [2020-10-19 18:53:13,065 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:53:13,066 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 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) [2020-10-19 18:53:13,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 18:53:13,112 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 [2020-10-19 18:53:13,250 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 18:53:13,253 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:53:13,253 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:53:13,253 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:53:13,253 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:53:13,253 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 18:53:13,253 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,253 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:53:13,253 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:53:13,254 INFO L133 ssoRankerPreferences]: Filename of dumped script: cdaudio_simpl1.cil-1.c_Iteration1_Loop [2020-10-19 18:53:13,254 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:53:13,254 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:53:13,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:53:13,661 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:53:13,668 INFO L489 LassoAnalysis]: Using template 'affine'. 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) [2020-10-19 18:53:13,675 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 [2020-10-19 18:53:13,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:53:13,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:53:13,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:53:13,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:53:13,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:53:13,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:53:13,688 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:53:13,742 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 [2020-10-19 18:53:13,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:53:13,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:53:13,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:53:13,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:53:13,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:53:13,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:53:13,751 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) [2020-10-19 18:53:13,797 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 [2020-10-19 18:53:13,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:53:13,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:53:13,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:53:13,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:53:13,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:53:13,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:53:13,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,807 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) [2020-10-19 18:53:13,860 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 [2020-10-19 18:53:13,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:53:13,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:53:13,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:53:13,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:53:13,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:53:13,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:53:13,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,876 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 18:53:13,889 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-19 18:53:13,889 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:53:13,897 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 18:53:13,897 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 18:53:13,897 INFO L510 LassoAnalysis]: Proved termination. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:53:13,898 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_CdAudioStartDevice_~attempt~0) = -2*ULTIMATE.start_CdAudioStartDevice_~attempt~0 + 7 Supporting invariants [] [2020-10-19 18:53:13,938 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 18:53:13,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:53:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:53:14,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 18:53:14,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:53:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:53:14,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-19 18:53:14,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:53:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:53:14,161 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 [2020-10-19 18:53:14,163 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1185 states. Second operand 5 states. [2020-10-19 18:53:14,442 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1185 states.. Second operand 5 states. Result 2230 states and 3268 transitions. Complement of second has 7 states. [2020-10-19 18:53:14,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2020-10-19 18:53:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-19 18:53:14,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3068 transitions. [2020-10-19 18:53:14,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3068 transitions. Stem has 25 letters. Loop has 7 letters. [2020-10-19 18:53:14,462 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:53:14,463 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3068 transitions. Stem has 32 letters. Loop has 7 letters. [2020-10-19 18:53:14,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:53:14,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3068 transitions. Stem has 25 letters. Loop has 14 letters. [2020-10-19 18:53:14,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:53:14,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2230 states and 3268 transitions. [2020-10-19 18:53:14,512 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 18:53:14,516 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2230 states to 0 states and 0 transitions. [2020-10-19 18:53:14,517 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 18:53:14,518 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 18:53:14,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 18:53:14,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 18:53:14,519 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:53:14,520 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:53:14,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:53:14,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:53:14,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:53:14,527 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-19 18:53:14,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:53:14,531 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-19 18:53:14,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-19 18:53:14,532 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-19 18:53:14,532 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 18:53:14,533 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 18:53:14,533 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 18:53:14,533 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 18:53:14,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 18:53:14,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 18:53:14,534 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:53:14,534 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:53:14,534 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 18:53:14,535 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 18:53:14,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 18:53:14,535 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 18:53:14,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 18:53:14,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 06:53:14 BoogieIcfgContainer [2020-10-19 18:53:14,542 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 18:53:14,542 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 18:53:14,542 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 18:53:14,542 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 18:53:14,543 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:53:11" (3/4) ... [2020-10-19 18:53:14,548 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 18:53:14,548 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 18:53:14,551 INFO L168 Benchmark]: Toolchain (without parser) took 6573.81 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 253.2 MB). Free memory was 945.2 MB in the beginning and 863.7 MB in the end (delta: 81.5 MB). Peak memory consumption was 334.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:53:14,552 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:53:14,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:53:14,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:53:14,555 INFO L168 Benchmark]: Boogie Preprocessor took 162.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:53:14,556 INFO L168 Benchmark]: RCFGBuilder took 2544.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -92.2 MB). Peak memory consumption was 293.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:53:14,557 INFO L168 Benchmark]: BuchiAutomizer took 2866.92 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 863.7 MB in the end (delta: 300.3 MB). Peak memory consumption was 300.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:53:14,557 INFO L168 Benchmark]: Witness Printer took 5.94 ms. Allocated memory is still 1.3 GB. Free memory is still 863.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:53:14,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 754.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 229.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 162.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2544.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -92.2 MB). Peak memory consumption was 293.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2866.92 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 863.7 MB in the end (delta: 300.3 MB). Peak memory consumption was 300.3 MB. Max. memory is 11.5 GB. * Witness Printer took 5.94 ms. Allocated memory is still 1.3 GB. Free memory is still 863.7 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 2.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. 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, 1653 SDslu, 203 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital69 mio100 ax100 hnf101 lsp18 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq184 hnf91 smp100 dnf163 smp100 tf105 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...