./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0e62a2f55ddaeb08563a2d9bb0bfed8d8d740037b0faa92e9ebf8fe89adc120 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:15,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:15,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:15,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:15,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:15,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:15,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:15,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:15,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:15,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:15,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:15,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:15,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:15,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:15,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:15,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:15,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:15,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:15,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:15,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:15,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:15,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:15,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:15,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:15,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:15,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:15,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:15,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:15,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:15,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:15,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:15,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:15,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:15,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:15,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:15,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:15,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:15,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:15,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:15,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:15,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:15,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:40:15,835 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:15,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:15,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:15,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:15,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:15,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:15,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:15,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:15,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:15,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:15,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:15,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:15,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:15,842 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:15,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:15,842 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:15,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:15,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:15,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:15,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:15,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:15,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:15,844 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:15,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:15,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:15,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0e62a2f55ddaeb08563a2d9bb0bfed8d8d740037b0faa92e9ebf8fe89adc120 [2021-11-23 15:40:16,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:16,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:16,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:16,191 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:16,192 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:16,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2021-11-23 15:40:16,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/d33f7ae36/ea59849ca3214b30b62c86b0c6ea53ac/FLAGe0389f026 [2021-11-23 15:40:16,962 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:16,965 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2021-11-23 15:40:16,999 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/d33f7ae36/ea59849ca3214b30b62c86b0c6ea53ac/FLAGe0389f026 [2021-11-23 15:40:17,108 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/d33f7ae36/ea59849ca3214b30b62c86b0c6ea53ac [2021-11-23 15:40:17,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:17,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:17,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:17,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:17,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:17,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:17" (1/1) ... [2021-11-23 15:40:17,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54aef76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:17, skipping insertion in model container [2021-11-23 15:40:17,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:17" (1/1) ... [2021-11-23 15:40:17,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:17,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:17,640 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-23 15:40:17,642 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-23 15:40:17,788 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-23 15:40:18,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:18,121 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:18,195 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-23 15:40:18,196 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-23 15:40:18,218 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-23 15:40:18,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:18,389 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:18,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18 WrapperNode [2021-11-23 15:40:18,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:18,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:18,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:18,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:18,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,517 INFO L137 Inliner]: procedures = 114, calls = 288, calls flagged for inlining = 49, calls inlined = 38, statements flattened = 878 [2021-11-23 15:40:18,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:18,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:18,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:18,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:18,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:18,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:18,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:18,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:18,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:18" (1/1) ... [2021-11-23 15:40:18,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:18,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:18,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:18,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2021-11-23 15:40:18,748 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2021-11-23 15:40:18,750 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2021-11-23 15:40:18,750 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2021-11-23 15:40:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:40:18,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:40:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:40:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2021-11-23 15:40:18,751 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2021-11-23 15:40:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:40:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:40:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:40:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:40:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2021-11-23 15:40:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2021-11-23 15:40:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2021-11-23 15:40:18,753 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2021-11-23 15:40:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:40:18,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:40:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:40:18,753 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:40:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2021-11-23 15:40:18,754 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2021-11-23 15:40:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:40:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:40:18,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:40:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2021-11-23 15:40:18,754 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2021-11-23 15:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2021-11-23 15:40:18,755 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2021-11-23 15:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2021-11-23 15:40:18,755 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2021-11-23 15:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:40:18,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:40:18,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:40:18,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-11-23 15:40:18,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-11-23 15:40:18,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:18,757 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:40:18,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:40:18,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:40:18,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:40:18,757 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2021-11-23 15:40:18,757 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2021-11-23 15:40:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:40:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:40:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:40:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2021-11-23 15:40:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2021-11-23 15:40:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:40:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:40:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2021-11-23 15:40:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2021-11-23 15:40:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:40:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:40:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2021-11-23 15:40:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2021-11-23 15:40:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2021-11-23 15:40:18,761 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2021-11-23 15:40:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:40:18,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:40:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2021-11-23 15:40:18,763 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2021-11-23 15:40:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:18,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:19,034 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:19,037 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:19,149 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:40:19,155 INFO L158 Benchmark]: Toolchain (without parser) took 2040.18ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 58.3MB in the beginning and 70.8MB in the end (delta: -12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:19,155 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 69.1MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:19,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1271.98ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 58.3MB in the beginning and 87.4MB in the end (delta: -29.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:19,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.67ms. Allocated memory is still 119.5MB. Free memory was 87.4MB in the beginning and 81.7MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:19,158 INFO L158 Benchmark]: Boogie Preprocessor took 95.98ms. Allocated memory is still 119.5MB. Free memory was 81.7MB in the beginning and 76.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:19,159 INFO L158 Benchmark]: RCFGBuilder took 538.06ms. Allocated memory is still 119.5MB. Free memory was 76.4MB in the beginning and 70.8MB in the end (delta: 5.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:19,163 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 69.1MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1271.98ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 58.3MB in the beginning and 87.4MB in the end (delta: -29.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.67ms. Allocated memory is still 119.5MB. Free memory was 87.4MB in the beginning and 81.7MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.98ms. Allocated memory is still 119.5MB. Free memory was 81.7MB in the beginning and 76.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 538.06ms. Allocated memory is still 119.5MB. Free memory was 76.4MB in the beginning and 70.8MB in the end (delta: 5.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:19,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0e62a2f55ddaeb08563a2d9bb0bfed8d8d740037b0faa92e9ebf8fe89adc120 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:21,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:21,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:21,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:21,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:21,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:21,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:21,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:21,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:21,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:21,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:21,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:21,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:21,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:21,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:21,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:21,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:21,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:21,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:21,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:21,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:21,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:21,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:21,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:21,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:21,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:21,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:21,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:21,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:21,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:21,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:21,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:21,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:21,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:21,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:21,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:21,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:21,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:21,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:21,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:21,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:21,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:40:21,894 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:21,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:21,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:21,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:21,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:21,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:21,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:21,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:21,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:21,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:21,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:21,898 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:21,899 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:21,899 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:21,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:21,899 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:21,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:21,900 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:21,900 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:21,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:21,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:21,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:21,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:21,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:21,901 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:21,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:21,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:21,902 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:21,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:21,902 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_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0e62a2f55ddaeb08563a2d9bb0bfed8d8d740037b0faa92e9ebf8fe89adc120 [2021-11-23 15:40:22,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:22,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:22,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:22,330 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:22,332 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:22,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2021-11-23 15:40:22,416 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/3ef5d4959/04bd889a8c7b42bbb501b61f7f928776/FLAG66390ce22 [2021-11-23 15:40:23,313 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:23,314 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2021-11-23 15:40:23,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/3ef5d4959/04bd889a8c7b42bbb501b61f7f928776/FLAG66390ce22 [2021-11-23 15:40:23,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/data/3ef5d4959/04bd889a8c7b42bbb501b61f7f928776 [2021-11-23 15:40:23,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:23,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:23,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:23,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:23,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:23,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:23" (1/1) ... [2021-11-23 15:40:23,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a761f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:23, skipping insertion in model container [2021-11-23 15:40:23,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:23" (1/1) ... [2021-11-23 15:40:23,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:23,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:23,843 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-23 15:40:23,844 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-23 15:40:24,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-23 15:40:24,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:24,365 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:40:24,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:24,461 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-23 15:40:24,462 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-23 15:40:24,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-23 15:40:24,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:24,605 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:24,649 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-23 15:40:24,649 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-23 15:40:24,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-23 15:40:24,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:24,787 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:24,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24 WrapperNode [2021-11-23 15:40:24,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:24,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:24,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:24,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:24,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:24,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:24,941 INFO L137 Inliner]: procedures = 120, calls = 288, calls flagged for inlining = 49, calls inlined = 38, statements flattened = 842 [2021-11-23 15:40:24,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:24,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:24,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:24,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:24,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:24,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:24,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:24,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:25,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:25,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:25,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:25,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:25,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:25,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:25,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:25,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:24" (1/1) ... [2021-11-23 15:40:25,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:25,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:25,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:25,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2021-11-23 15:40:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2021-11-23 15:40:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:40:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:40:25,201 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2021-11-23 15:40:25,201 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2021-11-23 15:40:25,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:40:25,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:40:25,201 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2021-11-23 15:40:25,201 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2021-11-23 15:40:25,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:40:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:40:25,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:40:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:40:25,202 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2021-11-23 15:40:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2021-11-23 15:40:25,203 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2021-11-23 15:40:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2021-11-23 15:40:25,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:40:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:40:25,203 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:40:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:40:25,204 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2021-11-23 15:40:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2021-11-23 15:40:25,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:40:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:40:25,204 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2021-11-23 15:40:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2021-11-23 15:40:25,205 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2021-11-23 15:40:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2021-11-23 15:40:25,206 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2021-11-23 15:40:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2021-11-23 15:40:25,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:40:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:40:25,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:40:25,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-11-23 15:40:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-11-23 15:40:25,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:25,207 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:40:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:40:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:40:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:40:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2021-11-23 15:40:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2021-11-23 15:40:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:40:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:40:25,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:40:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2021-11-23 15:40:25,210 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2021-11-23 15:40:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:40:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:40:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:40:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2021-11-23 15:40:25,213 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2021-11-23 15:40:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:40:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:40:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:40:25,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:40:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2021-11-23 15:40:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2021-11-23 15:40:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2021-11-23 15:40:25,215 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2021-11-23 15:40:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:40:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:40:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2021-11-23 15:40:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2021-11-23 15:40:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:25,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:25,534 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:25,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:26,050 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:40:26,056 INFO L158 Benchmark]: Toolchain (without parser) took 2682.56ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 55.9MB in the beginning and 58.0MB in the end (delta: -2.1MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,058 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:26,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1414.86ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 55.6MB in the beginning and 62.1MB in the end (delta: -6.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.05ms. Allocated memory is still 94.4MB. Free memory was 62.1MB in the beginning and 56.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,063 INFO L158 Benchmark]: Boogie Preprocessor took 155.19ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 51.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,064 INFO L158 Benchmark]: RCFGBuilder took 954.93ms. Allocated memory is still 94.4MB. Free memory was 51.1MB in the beginning and 58.0MB in the end (delta: -6.9MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:26,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1414.86ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 55.6MB in the beginning and 62.1MB in the end (delta: -6.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.05ms. Allocated memory is still 94.4MB. Free memory was 62.1MB in the beginning and 56.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 155.19ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 51.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 954.93ms. Allocated memory is still 94.4MB. Free memory was 51.1MB in the beginning and 58.0MB in the end (delta: -6.9MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:26,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02a338d-eb82-45eb-9bcd-b71a7b3c8d0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable