./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4df6794b9b3a948996212d63f7c149439c613ff1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:01:50,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:01:50,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:01:50,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:01:50,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:01:50,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:01:50,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:01:50,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:01:50,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:01:50,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:01:50,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:01:50,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:01:50,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:01:50,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:01:50,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:01:50,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:01:50,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:01:50,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:01:50,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:01:50,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:01:50,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:01:50,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:01:50,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:01:51,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:01:51,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:01:51,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:01:51,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:01:51,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:01:51,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:01:51,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:01:51,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:01:51,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:01:51,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:01:51,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:01:51,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:01:51,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:01:51,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:01:51,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:01:51,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:01:51,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:01:51,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:01:51,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 20:01:51,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:01:51,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:01:51,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:01:51,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:01:51,072 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:01:51,072 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 20:01:51,073 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 20:01:51,073 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 20:01:51,073 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 20:01:51,073 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 20:01:51,075 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 20:01:51,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:01:51,075 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:01:51,076 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:01:51,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:01:51,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:01:51,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:01:51,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 20:01:51,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 20:01:51,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 20:01:51,078 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:01:51,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:01:51,078 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 20:01:51,079 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:01:51,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 20:01:51,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:01:51,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:01:51,081 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 20:01:51,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:01:51,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:01:51,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:01:51,084 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 20:01:51,086 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 20:01:51,087 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4df6794b9b3a948996212d63f7c149439c613ff1 [2020-11-29 20:01:51,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:01:51,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:01:51,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:01:51,510 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:01:51,511 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:01:51,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/../../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2020-11-29 20:01:51,606 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/data/996ab89a4/cfe2733e514546c981bd7c7d33fdd6a1/FLAG06075f721 [2020-11-29 20:01:52,337 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:01:52,338 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2020-11-29 20:01:52,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/data/996ab89a4/cfe2733e514546c981bd7c7d33fdd6a1/FLAG06075f721 [2020-11-29 20:01:52,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/data/996ab89a4/cfe2733e514546c981bd7c7d33fdd6a1 [2020-11-29 20:01:52,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:01:52,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:01:52,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:01:52,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:01:52,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:01:52,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:01:52" (1/1) ... [2020-11-29 20:01:52,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94e7d5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:52, skipping insertion in model container [2020-11-29 20:01:52,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:01:52" (1/1) ... [2020-11-29 20:01:52,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:01:52,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:01:53,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:01:53,106 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:01:53,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:01:53,282 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:01:53,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53 WrapperNode [2020-11-29 20:01:53,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:01:53,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:01:53,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:01:53,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:01:53,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:01:53,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:01:53,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:01:53,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:01:53,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... [2020-11-29 20:01:53,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:01:53,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:01:53,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:01:53,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:01:53,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:01:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:01:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:01:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:01:54,185 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,208 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,214 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,242 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,267 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,273 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,303 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,308 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,310 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,332 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,341 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,343 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,348 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,358 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,359 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,364 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,370 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,384 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,387 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,395 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,400 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:54,405 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:01:56,032 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##674: assume !false; [2020-11-29 20:01:56,032 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##673: assume false; [2020-11-29 20:01:56,032 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##618: assume !false; [2020-11-29 20:01:56,033 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##617: assume false; [2020-11-29 20:01:56,033 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##296: assume !false; [2020-11-29 20:01:56,033 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##295: assume false; [2020-11-29 20:01:56,033 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2020-11-29 20:01:56,033 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2020-11-29 20:01:56,034 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##217: assume !false; [2020-11-29 20:01:56,034 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##216: assume false; [2020-11-29 20:01:56,034 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##247: assume !false; [2020-11-29 20:01:56,034 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume false; [2020-11-29 20:01:56,035 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##724: assume !false; [2020-11-29 20:01:56,035 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##723: assume false; [2020-11-29 20:01:56,035 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2020-11-29 20:01:56,035 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2020-11-29 20:01:56,035 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##326: assume !false; [2020-11-29 20:01:56,036 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##325: assume false; [2020-11-29 20:01:56,036 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2020-11-29 20:01:56,036 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2020-11-29 20:01:56,037 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##405: assume !false; [2020-11-29 20:01:56,037 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume false; [2020-11-29 20:01:56,037 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##412: assume false; [2020-11-29 20:01:56,037 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##413: assume !false; [2020-11-29 20:01:56,038 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume false; [2020-11-29 20:01:56,038 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !false; [2020-11-29 20:01:56,038 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##483: assume !false; [2020-11-29 20:01:56,038 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##482: assume false; [2020-11-29 20:01:56,039 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##543: assume !false; [2020-11-29 20:01:56,039 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##542: assume false; [2020-11-29 20:01:56,039 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !false; [2020-11-29 20:01:56,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume false; [2020-11-29 20:01:56,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##80: assume !false; [2020-11-29 20:01:56,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume !false; [2020-11-29 20:01:56,040 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##171: assume false; [2020-11-29 20:01:56,041 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##177: assume !false; [2020-11-29 20:01:56,042 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##176: assume false; [2020-11-29 20:01:56,042 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume false; [2020-11-29 20:01:56,042 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##142: assume !false; [2020-11-29 20:01:56,043 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume false; [2020-11-29 20:01:56,043 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-11-29 20:01:56,043 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-11-29 20:01:56,043 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2020-11-29 20:01:56,044 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2020-11-29 20:01:56,079 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:01:56,080 INFO L298 CfgBuilder]: Removed 369 assume(true) statements. [2020-11-29 20:01:56,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:01:56 BoogieIcfgContainer [2020-11-29 20:01:56,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:01:56,086 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 20:01:56,086 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 20:01:56,090 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 20:01:56,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:01:56,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 08:01:52" (1/3) ... [2020-11-29 20:01:56,092 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@722062ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:01:56, skipping insertion in model container [2020-11-29 20:01:56,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:01:56,093 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:53" (2/3) ... [2020-11-29 20:01:56,093 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@722062ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:01:56, skipping insertion in model container [2020-11-29 20:01:56,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:01:56,094 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:01:56" (3/3) ... [2020-11-29 20:01:56,097 INFO L373 chiAutomizerObserver]: Analyzing ICFG diskperf_simpl1.cil.c [2020-11-29 20:01:56,163 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 20:01:56,163 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 20:01:56,163 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 20:01:56,163 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:01:56,163 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:01:56,163 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 20:01:56,164 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:01:56,164 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 20:01:56,208 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 557 states. [2020-11-29 20:01:56,289 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-11-29 20:01:56,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:01:56,290 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:01:56,297 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:01:56,297 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-11-29 20:01:56,297 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 20:01:56,298 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 557 states. [2020-11-29 20:01:56,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-11-29 20:01:56,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:01:56,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:01:56,329 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:01:56,329 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-11-29 20:01:56,336 INFO L794 eck$LassoCheckResult]: Stem: 431#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(22);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;~myStatus~0 := 0;~routine~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~KernelMode~0 := 0; 355#L-1true havoc main_#res;havoc main_#t~nondet104, main_#t~nondet105, main_#t~nondet106, main_#t~nondet107, main_#t~nondet108, main_#t~nondet109, main_#t~nondet110, main_#t~nondet111, main_#t~nondet112, main_#t~nondet113, main_#t~nondet114, main_#t~ret115, main_#t~ret116, main_#t~ret117, main_#t~ret118, main_#t~ret119, main_~tmp_ndt_5~0, main_~tmp_ndt_4~0, main_~tmp_ndt_3~0, main_~tmp_ndt_2~0, main_~tmp_ndt_1~0, main_~d~0, main_~status~6, main_~we_should_unload~0, main_~irp~1, main_~pirp__IoStatus__Status~0, main_~irp_choice~0, main_~devobj~0, main_~__cil_tmp9~0;main_~d~0 := main_#t~nondet104;havoc main_#t~nondet104;main_~status~6 := main_#t~nondet105;havoc main_#t~nondet105;main_~we_should_unload~0 := main_#t~nondet106;havoc main_#t~nondet106;main_~irp~1 := main_#t~nondet107;havoc main_#t~nondet107;havoc main_~pirp__IoStatus__Status~0;main_~irp_choice~0 := main_#t~nondet108;havoc main_#t~nondet108;main_~devobj~0 := main_#t~nondet109;havoc main_#t~nondet109;havoc main_~__cil_tmp9~0;~s~0 := 0;~UNLOADED~0 := 0;~NP~0 := 0;~DC~0 := 0;~SKIP1~0 := 0;~SKIP2~0 := 0;~MPR1~0 := 0;~MPR3~0 := 0;~IPC~0 := 0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0;~myStatus~0 := 0;~routine~0 := 0;~pirp~0 := 0;~Executive~0 := 0;~KernelMode~0 := 0;~pirp~0 := main_~irp~1;~UNLOADED~0 := 0;~NP~0 := 1;~DC~0 := 2;~SKIP1~0 := 3;~SKIP2~0 := 4;~MPR1~0 := 5;~MPR3~0 := 6;~IPC~0 := 7;~s~0 := ~UNLOADED~0;~pended~0 := 0;~compFptr~0 := 0;~compRegistered~0 := 0;~lowerDriverReturn~0 := 0;~setEventCalled~0 := 0;~customIrp~0 := 0; 311#L79true assume main_~status~6 >= 0;~s~0 := ~NP~0;~customIrp~0 := 0;~setEventCalled~0 := ~customIrp~0;~lowerDriverReturn~0 := ~setEventCalled~0;~compRegistered~0 := ~lowerDriverReturn~0;~compFptr~0 := ~compRegistered~0;~pended~0 := ~compFptr~0;main_~pirp__IoStatus__Status~0 := 0;~myStatus~0 := 0; 456#L693true assume !(0 == main_~irp_choice~0); 440#L693-2true ~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; 89#L644true assume !(main_~status~6 < 0);havoc main_~tmp_ndt_1~0;main_~tmp_ndt_1~0 := main_#t~nondet110;havoc main_#t~nondet110; 270#L707true assume !(0 == main_~tmp_ndt_1~0);havoc main_~tmp_ndt_2~0;main_~tmp_ndt_2~0 := main_#t~nondet111;havoc main_#t~nondet111; 556#L712true assume 2 == main_~tmp_ndt_2~0; 516#L713true DiskPerfDeviceControl_#in~DeviceObject, DiskPerfDeviceControl_#in~Irp := main_~devobj~0, ~pirp~0;havoc DiskPerfDeviceControl_#res;havoc DiskPerfDeviceControl_#t~nondet57, DiskPerfDeviceControl_#t~nondet58, DiskPerfDeviceControl_#t~nondet59, DiskPerfDeviceControl_#t~nondet60, DiskPerfDeviceControl_#t~nondet61, DiskPerfDeviceControl_#t~nondet62, DiskPerfDeviceControl_#t~nondet63, DiskPerfDeviceControl_#t~nondet64, DiskPerfDeviceControl_#t~nondet65, DiskPerfDeviceControl_#t~nondet66, DiskPerfDeviceControl_#t~nondet67, DiskPerfDeviceControl_#t~post68, DiskPerfDeviceControl_#t~post69, DiskPerfDeviceControl_#t~post70, DiskPerfDeviceControl_#t~ret71, DiskPerfDeviceControl_~DeviceObject, DiskPerfDeviceControl_~Irp, DiskPerfDeviceControl_~Irp__CurrentLocation~2, DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4, DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5, DiskPerfDeviceControl_~deviceExtension__TargetDeviceObject~4, DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0, DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0, DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0, DiskPerfDeviceControl_~Irp__IoStatus__Information~1, DiskPerfDeviceControl_~deviceExtension__DiskCounters~0, DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0, DiskPerfDeviceControl_~deviceExtension__Processors~0, DiskPerfDeviceControl_~totalCounters__QueueDepth~0, DiskPerfDeviceControl_~deviceExtension__QueueDepth~0, DiskPerfDeviceControl_~Irp__IoStatus__Status~2, DiskPerfDeviceControl_~deviceExtension~5, DiskPerfDeviceControl_~currentIrpStack~0, DiskPerfDeviceControl_~status~4, DiskPerfDeviceControl_~i~0, DiskPerfDeviceControl_~totalCounters~0, DiskPerfDeviceControl_~diskCounters~0, DiskPerfDeviceControl_~tmp~3, DiskPerfDeviceControl_~__cil_tmp24~0, DiskPerfDeviceControl_~__cil_tmp25~0, DiskPerfDeviceControl_~__cil_tmp26~0;DiskPerfDeviceControl_~DeviceObject := DiskPerfDeviceControl_#in~DeviceObject;DiskPerfDeviceControl_~Irp := DiskPerfDeviceControl_#in~Irp;DiskPerfDeviceControl_~Irp__CurrentLocation~2 := DiskPerfDeviceControl_#t~nondet57;havoc DiskPerfDeviceControl_#t~nondet57;DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4 := DiskPerfDeviceControl_#t~nondet58;havoc DiskPerfDeviceControl_#t~nondet58;DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5 := DiskPerfDeviceControl_#t~nondet59;havoc DiskPerfDeviceControl_#t~nondet59;DiskPerfDeviceControl_~deviceExtension__TargetDeviceObject~4 := DiskPerfDeviceControl_#t~nondet60;havoc DiskPerfDeviceControl_#t~nondet60;DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0 := DiskPerfDeviceControl_#t~nondet61;havoc DiskPerfDeviceControl_#t~nondet61;DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0 := DiskPerfDeviceControl_#t~nondet62;havoc DiskPerfDeviceControl_#t~nondet62;DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0 := DiskPerfDeviceControl_#t~nondet63;havoc DiskPerfDeviceControl_#t~nondet63;havoc DiskPerfDeviceControl_~Irp__IoStatus__Information~1;DiskPerfDeviceControl_~deviceExtension__DiskCounters~0 := DiskPerfDeviceControl_#t~nondet64;havoc DiskPerfDeviceControl_#t~nondet64;DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0 := DiskPerfDeviceControl_#t~nondet65;havoc DiskPerfDeviceControl_#t~nondet65;DiskPerfDeviceControl_~deviceExtension__Processors~0 := DiskPerfDeviceControl_#t~nondet66;havoc DiskPerfDeviceControl_#t~nondet66;havoc DiskPerfDeviceControl_~totalCounters__QueueDepth~0;DiskPerfDeviceControl_~deviceExtension__QueueDepth~0 := DiskPerfDeviceControl_#t~nondet67;havoc DiskPerfDeviceControl_#t~nondet67;havoc DiskPerfDeviceControl_~Irp__IoStatus__Status~2;havoc DiskPerfDeviceControl_~deviceExtension~5;havoc DiskPerfDeviceControl_~currentIrpStack~0;havoc DiskPerfDeviceControl_~status~4;havoc DiskPerfDeviceControl_~i~0;havoc DiskPerfDeviceControl_~totalCounters~0;havoc DiskPerfDeviceControl_~diskCounters~0;havoc DiskPerfDeviceControl_~tmp~3;havoc DiskPerfDeviceControl_~__cil_tmp24~0;havoc DiskPerfDeviceControl_~__cil_tmp25~0;havoc DiskPerfDeviceControl_~__cil_tmp26~0;DiskPerfDeviceControl_~deviceExtension~5 := DiskPerfDeviceControl_~DeviceObject__DeviceExtension~5;DiskPerfDeviceControl_~currentIrpStack~0 := DiskPerfDeviceControl_~Irp__Tail__Overlay__CurrentStackLocation~4;DiskPerfDeviceControl_~__cil_tmp24~0 := 32;DiskPerfDeviceControl_~__cil_tmp25~0 := 458752;DiskPerfDeviceControl_~__cil_tmp26~0 := 458784; 138#L387true assume DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__IoControlCode~0 == DiskPerfDeviceControl_~__cil_tmp26~0; 251#L388true assume !(DiskPerfDeviceControl_~currentIrpStack__Parameters__DeviceIoControl__OutputBufferLength~0 < DiskPerfDeviceControl_~sizeof__DISK_PERFORMANCE~0);DiskPerfDeviceControl_~diskCounters~0 := DiskPerfDeviceControl_~deviceExtension__DiskCounters~0; 548#L393true assume !(0 == DiskPerfDeviceControl_~diskCounters~0);DiskPerfDeviceControl_~totalCounters~0 := DiskPerfDeviceControl_~Irp__AssociatedIrp__SystemBuffer~0;DiskPerfDeviceControl_~i~0 := 0; 549#L404-2true [2020-11-29 20:01:56,336 INFO L796 eck$LassoCheckResult]: Loop: 549#L404-2true assume !false; 513#L405true assume !(DiskPerfDeviceControl_~i~0 >= DiskPerfDeviceControl_~deviceExtension__Processors~0);DiskPerfDeviceControl_#t~post68 := DiskPerfDeviceControl_~i~0;DiskPerfDeviceControl_~i~0 := 1 + DiskPerfDeviceControl_#t~post68;havoc DiskPerfDeviceControl_#t~post68; 549#L404-2true [2020-11-29 20:01:56,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:01:56,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1895142714, now seen corresponding path program 1 times [2020-11-29 20:01:56,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:01:56,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069231108] [2020-11-29 20:01:56,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:01:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:01:56,492 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:01:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:01:56,538 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:01:56,584 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:01:56,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:01:56,590 INFO L82 PathProgramCache]: Analyzing trace with hash 4135, now seen corresponding path program 1 times [2020-11-29 20:01:56,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:01:56,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915121143] [2020-11-29 20:01:56,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:01:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:01:56,607 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:01:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:01:56,614 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:01:56,618 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:01:56,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:01:56,620 INFO L82 PathProgramCache]: Analyzing trace with hash -166011476, now seen corresponding path program 1 times [2020-11-29 20:01:56,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:01:56,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220784322] [2020-11-29 20:01:56,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:01:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:01:56,710 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:01:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:01:56,752 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:01:56,778 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:01:56,821 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:01:56,822 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:01:56,823 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:01:56,823 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:01:56,823 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:01:56,823 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:56,824 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:01:56,824 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:01:56,824 INFO L133 ssoRankerPreferences]: Filename of dumped script: diskperf_simpl1.cil.c_Iteration1_Loop [2020-11-29 20:01:56,824 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:01:56,825 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:01:56,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:01:56,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:01:56,912 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:01:56,912 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:56,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:01:56,930 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:01:56,992 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:01:56,993 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:57,208 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:01:57,210 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:01:57,210 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:01:57,210 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:01:57,211 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:01:57,211 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:01:57,211 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:57,211 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:01:57,211 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:01:57,211 INFO L133 ssoRankerPreferences]: Filename of dumped script: diskperf_simpl1.cil.c_Iteration1_Loop [2020-11-29 20:01:57,212 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:01:57,212 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:01:57,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:01:57,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:01:57,302 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:01:57,308 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:01:57,316 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 [2020-11-29 20:01:57,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:01:57,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:01:57,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:01:57,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:01:57,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:01:57,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:01:57,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:57,327 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 20:01:57,364 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 20:01:57,364 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6c31a89-5a57-4f89-bf8f-e24c3a849ff5/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:01:57,377 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 20:01:57,378 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 20:01:57,379 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 20:01:57,379 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_DiskPerfDeviceControl_~deviceExtension__Processors~0, ULTIMATE.start_DiskPerfDeviceControl_~i~0) = 1*ULTIMATE.start_DiskPerfDeviceControl_~deviceExtension__Processors~0 - 1*ULTIMATE.start_DiskPerfDeviceControl_~i~0 Supporting invariants [] Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:01:57,420 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 20:01:57,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:01:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:57,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:01:57,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:57,702 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:01:57,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:57,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:01:57,720 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2020-11-29 20:01:57,721 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 557 states. Second operand 3 states. [2020-11-29 20:01:57,926 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 557 states.. Second operand 3 states. Result 1096 states and 1613 transitions. Complement of second has 5 states. [2020-11-29 20:01:57,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-11-29 20:01:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-11-29 20:01:57,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1527 transitions. [2020-11-29 20:01:57,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1527 transitions. Stem has 12 letters. Loop has 2 letters. [2020-11-29 20:01:57,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:01:57,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1527 transitions. Stem has 14 letters. Loop has 2 letters. [2020-11-29 20:01:57,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:01:57,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1527 transitions. Stem has 12 letters. Loop has 4 letters. [2020-11-29 20:01:57,938 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:01:57,939 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1096 states and 1613 transitions. [2020-11-29 20:01:57,957 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:01:57,960 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1096 states to 0 states and 0 transitions. [2020-11-29 20:01:57,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 20:01:57,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 20:01:57,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 20:01:57,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:01:57,963 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:01:57,963 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:01:57,963 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:01:57,963 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 20:01:57,964 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:01:57,964 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:01:57,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 20:01:57,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 08:01:57 BoogieIcfgContainer [2020-11-29 20:01:57,971 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 20:01:57,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:01:57,972 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:01:57,972 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:01:57,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:01:56" (3/4) ... [2020-11-29 20:01:57,976 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 20:01:57,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:01:57,979 INFO L168 Benchmark]: Toolchain (without parser) took 5368.10 ms. Allocated memory was 98.6 MB in the beginning and 161.5 MB in the end (delta: 62.9 MB). Free memory was 69.1 MB in the beginning and 65.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:57,980 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 98.6 MB. Free memory is still 57.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:01:57,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.82 ms. Allocated memory is still 98.6 MB. Free memory was 69.0 MB in the beginning and 64.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:57,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.41 ms. Allocated memory is still 98.6 MB. Free memory was 64.2 MB in the beginning and 54.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:57,983 INFO L168 Benchmark]: Boogie Preprocessor took 210.59 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 54.6 MB in the beginning and 95.9 MB in the end (delta: -41.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:57,984 INFO L168 Benchmark]: RCFGBuilder took 2372.71 ms. Allocated memory was 123.7 MB in the beginning and 161.5 MB in the end (delta: 37.7 MB). Free memory was 95.8 MB in the beginning and 92.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:57,985 INFO L168 Benchmark]: BuchiAutomizer took 1885.15 ms. Allocated memory is still 161.5 MB. Free memory was 92.0 MB in the beginning and 65.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:57,985 INFO L168 Benchmark]: Witness Printer took 4.97 ms. Allocated memory is still 161.5 MB. Free memory is still 65.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:01:57,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 ms. Allocated memory is still 98.6 MB. Free memory is still 57.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 662.82 ms. Allocated memory is still 98.6 MB. Free memory was 69.0 MB in the beginning and 64.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 214.41 ms. Allocated memory is still 98.6 MB. Free memory was 64.2 MB in the beginning and 54.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 210.59 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 54.6 MB in the beginning and 95.9 MB in the end (delta: -41.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2372.71 ms. Allocated memory was 123.7 MB in the beginning and 161.5 MB in the end (delta: 37.7 MB). Free memory was 95.8 MB in the beginning and 92.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 1885.15 ms. Allocated memory is still 161.5 MB. Free memory was 92.0 MB in the beginning and 65.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.97 ms. Allocated memory is still 161.5 MB. Free memory is still 65.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function deviceExtension__Processors + -1 * i and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 754 SDtfs, 754 SDslu, 40 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital11 mio100 ax100 hnf90 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 70ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 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...