./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60bf15e9b8b40691c3d12ec2209fb62162b2aa1165919dc081eb8a26293a9638 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:41:28,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:41:28,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:41:28,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:41:28,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:41:28,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:41:28,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:41:28,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:41:28,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:41:28,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:41:28,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:41:28,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:41:28,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:41:28,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:41:28,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:41:28,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:41:28,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:41:28,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:41:28,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:41:28,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:41:28,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:41:28,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:41:28,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:41:28,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:41:28,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:41:28,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:41:28,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:41:28,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:41:28,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:41:28,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:41:28,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:41:28,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:41:28,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:41:28,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:41:28,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:41:28,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:41:28,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:41:28,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:41:28,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:41:28,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:41:28,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:41:28,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 03:41:28,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:41:28,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:41:28,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:41:28,556 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:41:28,556 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:41:28,557 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:41:28,557 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:41:28,557 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:41:28,558 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:41:28,558 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:41:28,560 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:41:28,560 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:41:28,560 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:41:28,561 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:41:28,561 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:41:28,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:41:28,563 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 03:41:28,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:41:28,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 03:41:28,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:41:28,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:41:28,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:41:28,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:41:28,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:41:28,566 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 03:41:28,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:41:28,566 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:41:28,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:41:28,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:41:28,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:41:28,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:41:28,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:41:28,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:41:28,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:41:28,571 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:41:28,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:41:28,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:41:28,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:41:28,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:41:28,573 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60bf15e9b8b40691c3d12ec2209fb62162b2aa1165919dc081eb8a26293a9638 [2021-11-03 03:41:28,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:41:28,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:41:28,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:41:28,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:41:28,947 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:41:28,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i [2021-11-03 03:41:29,049 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/07f7f779f/600f5b20250f4730b0230330f0391f21/FLAG2d7ec73e4 [2021-11-03 03:41:30,117 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:41:30,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i [2021-11-03 03:41:30,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/07f7f779f/600f5b20250f4730b0230330f0391f21/FLAG2d7ec73e4 [2021-11-03 03:41:30,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/07f7f779f/600f5b20250f4730b0230330f0391f21 [2021-11-03 03:41:30,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:41:30,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:41:30,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:30,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:41:30,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:41:30,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:30" (1/1) ... [2021-11-03 03:41:30,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eace8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:30, skipping insertion in model container [2021-11-03 03:41:30,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:30" (1/1) ... [2021-11-03 03:41:30,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:41:30,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:41:32,258 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,274 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,293 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,308 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,333 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,355 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,363 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,371 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,408 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,437 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,531 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,532 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,532 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,536 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,539 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,540 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,619 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,638 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,639 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,660 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,663 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,667 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,668 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,703 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,713 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:41:32,830 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_mutex_trylock [2021-11-03 03:41:32,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@113d40a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:32, skipping insertion in model container [2021-11-03 03:41:32,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:32,836 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 03:41:32,840 INFO L168 Benchmark]: Toolchain (without parser) took 2336.51 ms. Allocated memory is still 98.6 MB. Free memory was 74.4 MB in the beginning and 50.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:32,843 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 98.6 MB. Free memory is still 77.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:41:32,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2330.47 ms. Allocated memory is still 98.6 MB. Free memory was 74.4 MB in the beginning and 50.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:32,850 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 98.6 MB. Free memory is still 77.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2330.47 ms. Allocated memory is still 98.6 MB. Free memory was 74.4 MB in the beginning and 50.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6416]: Unsupported Syntax Unsupported function: pthread_mutex_trylock RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60bf15e9b8b40691c3d12ec2209fb62162b2aa1165919dc081eb8a26293a9638 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:41:35,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:41:35,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:41:35,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:41:35,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:41:35,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:41:35,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:41:35,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:41:35,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:41:35,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:41:35,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:41:35,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:41:35,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:41:35,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:41:35,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:41:35,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:41:35,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:41:35,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:41:35,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:41:35,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:41:35,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:41:35,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:41:35,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:41:35,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:41:35,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:41:35,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:41:35,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:41:35,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:41:35,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:41:35,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:41:35,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:41:35,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:41:35,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:41:35,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:41:35,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:41:35,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:41:35,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:41:35,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:41:35,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:41:35,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:41:35,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:41:35,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 03:41:35,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:41:35,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:41:35,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:41:35,990 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:41:35,990 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:41:35,991 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:41:35,991 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:41:35,991 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:41:35,991 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:41:35,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:41:35,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 03:41:35,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 03:41:35,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:41:35,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:41:35,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:41:35,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:41:35,998 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:41:35,998 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:41:35,998 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:41:35,999 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 03:41:35,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:41:35,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:41:36,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:41:36,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:41:36,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:41:36,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:41:36,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:41:36,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:41:36,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:41:36,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:41:36,002 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:41:36,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:41:36,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:41:36,003 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:41:36,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:41:36,004 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60bf15e9b8b40691c3d12ec2209fb62162b2aa1165919dc081eb8a26293a9638 [2021-11-03 03:41:36,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:41:36,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:41:36,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:41:36,587 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:41:36,588 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:41:36,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i [2021-11-03 03:41:36,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/0949b7bdb/f3d457e25b9a40fc8b30db7322c26f05/FLAG429431f66 [2021-11-03 03:41:37,860 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:41:37,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--iowarrior.ko.cil.i [2021-11-03 03:41:37,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/0949b7bdb/f3d457e25b9a40fc8b30db7322c26f05/FLAG429431f66 [2021-11-03 03:41:38,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daeb2c25-1fdc-4a12-a41b-3cba87bb1f5c/bin/utaipan-aC7eJsxGYH/data/0949b7bdb/f3d457e25b9a40fc8b30db7322c26f05 [2021-11-03 03:41:38,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:41:38,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:41:38,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:38,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:41:38,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:41:38,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:38" (1/1) ... [2021-11-03 03:41:38,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f07432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:38, skipping insertion in model container [2021-11-03 03:41:38,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:41:38" (1/1) ... [2021-11-03 03:41:38,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:41:38,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:41:40,606 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_mutex_trylock [2021-11-03 03:41:40,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@151c72c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:41:40, skipping insertion in model container [2021-11-03 03:41:40,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:41:40,610 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 03:41:40,614 INFO L168 Benchmark]: Toolchain (without parser) took 2376.32 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 28.8 MB in the beginning and 43.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:40,616 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:41:40,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2372.99 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 28.7 MB in the beginning and 43.8 MB in the end (delta: -15.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-11-03 03:41:40,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2372.99 ms. Allocated memory was 58.7 MB in the beginning and 83.9 MB in the end (delta: 25.2 MB). Free memory was 28.7 MB in the beginning and 43.8 MB in the end (delta: -15.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6416]: Unsupported Syntax Unsupported function: pthread_mutex_trylock RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN