./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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 b45d894549c3d959709f16d175c155effcb8f4008755bf9537dca57ce5b6aecf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:24,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:24,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:24,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:24,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:24,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:24,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:24,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:24,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:24,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:24,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:24,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:24,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:24,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:24,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:25,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:25,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:25,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:25,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:25,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:25,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:25,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:25,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:25,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:25,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:25,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:25,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:25,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:25,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:25,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:25,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:25,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:25,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:25,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:25,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:25,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:25,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:25,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:25,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:25,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:25,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:25,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:06:25,075 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:25,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:25,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:25,077 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:25,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:25,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:25,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:25,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:25,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:25,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:25,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:25,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:25,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:25,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:25,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:25,080 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:25,081 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:25,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:25,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:25,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:25,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:25,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:25,082 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:25,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:25,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:25,083 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b45d894549c3d959709f16d175c155effcb8f4008755bf9537dca57ce5b6aecf [2021-11-23 15:06:25,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:25,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:25,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:25,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:25,377 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:25,378 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2021-11-23 15:06:25,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/1cb2be20b/7f4ebcc5687d40c88a890fef4c8117bb/FLAG50acc9af6 [2021-11-23 15:06:26,431 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:26,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2021-11-23 15:06:26,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/1cb2be20b/7f4ebcc5687d40c88a890fef4c8117bb/FLAG50acc9af6 [2021-11-23 15:06:26,802 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/1cb2be20b/7f4ebcc5687d40c88a890fef4c8117bb [2021-11-23 15:06:26,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:26,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:26,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:26,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:26,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:26,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:26" (1/1) ... [2021-11-23 15:06:26,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4196ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:26, skipping insertion in model container [2021-11-23 15:06:26,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:26" (1/1) ... [2021-11-23 15:06:26,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:26,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:29,356 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2021-11-23 15:06:29,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:29,571 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:30,087 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2021-11-23 15:06:30,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:30,254 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:30,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30 WrapperNode [2021-11-23 15:06:30,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:30,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:30,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:30,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:30,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,642 INFO L137 Inliner]: procedures = 311, calls = 2050, calls flagged for inlining = 159, calls inlined = 157, statements flattened = 5633 [2021-11-23 15:06:30,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:30,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:30,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:30,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:30,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:30,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:30,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:30,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:30,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:31,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:31,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:31,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:31,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-23 15:06:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-23 15:06:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add [2021-11-23 15:06:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add [2021-11-23 15:06:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:06:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:06:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:06:31,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:06:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_bvec [2021-11-23 15:06:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_bvec [2021-11-23 15:06:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:06:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:06:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-23 15:06:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-23 15:06:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure loop_control_ioctl [2021-11-23 15:06:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_control_ioctl [2021-11-23 15:06:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:06:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:06:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:06:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:06:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:06:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:06:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2021-11-23 15:06:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2021-11-23 15:06:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-23 15:06:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-23 15:06:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure loop_remove [2021-11-23 15:06:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_remove [2021-11-23 15:06:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2021-11-23 15:06:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2021-11-23 15:06:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:06:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:06:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:06:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:06:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2021-11-23 15:06:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2021-11-23 15:06:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2021-11-23 15:06:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2021-11-23 15:06:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2021-11-23 15:06:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2021-11-23 15:06:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-23 15:06:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-23 15:06:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2021-11-23 15:06:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2021-11-23 15:06:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-11-23 15:06:31,185 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-11-23 15:06:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:06:31,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:06:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:06:31,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:06:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:06:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:06:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-23 15:06:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-23 15:06:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2021-11-23 15:06:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2021-11-23 15:06:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_cmd [2021-11-23 15:06:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_cmd [2021-11-23 15:06:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2021-11-23 15:06:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2021-11-23 15:06:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:06:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:06:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:06:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2021-11-23 15:06:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2021-11-23 15:06:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure get_size [2021-11-23 15:06:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure get_size [2021-11-23 15:06:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2021-11-23 15:06:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2021-11-23 15:06:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 15:06:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 15:06:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:06:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:06:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-11-23 15:06:31,193 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-11-23 15:06:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-23 15:06:31,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-23 15:06:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_bvec [2021-11-23 15:06:31,193 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_bvec [2021-11-23 15:06:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:06:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:06:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:06:31,194 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:06:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:06:31,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:06:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-23 15:06:31,194 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-23 15:06:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2021-11-23 15:06:31,195 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2021-11-23 15:06:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 15:06:31,195 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 15:06:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:06:31,195 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:06:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 15:06:31,195 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 15:06:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure loop_reread_partitions [2021-11-23 15:06:31,196 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_reread_partitions [2021-11-23 15:06:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2021-11-23 15:06:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2021-11-23 15:06:31,197 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2021-11-23 15:06:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_read [2021-11-23 15:06:31,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_read [2021-11-23 15:06:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2021-11-23 15:06:31,202 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2021-11-23 15:06:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:06:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2021-11-23 15:06:31,202 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2021-11-23 15:06:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2021-11-23 15:06:31,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2021-11-23 15:06:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:06:31,204 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:06:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:06:31,204 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:06:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:06:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2021-11-23 15:06:31,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2021-11-23 15:06:31,205 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_write_work [2021-11-23 15:06:31,205 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_write_work [2021-11-23 15:06:31,205 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2021-11-23 15:06:31,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2021-11-23 15:06:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:06:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-11-23 15:06:31,206 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-11-23 15:06:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2021-11-23 15:06:31,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2021-11-23 15:06:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2021-11-23 15:06:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2021-11-23 15:06:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2021-11-23 15:06:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2021-11-23 15:06:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:06:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:06:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2021-11-23 15:06:31,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2021-11-23 15:06:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-11-23 15:06:31,218 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-11-23 15:06:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:06:31,219 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:06:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2021-11-23 15:06:31,219 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2021-11-23 15:06:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:06:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:06:31,219 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:06:31,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:06:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:06:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:06:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:06:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-23 15:06:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-23 15:06:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue [2021-11-23 15:06:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue [2021-11-23 15:06:31,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:06:31,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:06:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:06:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:06:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:06:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:06:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:06:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2021-11-23 15:06:31,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2021-11-23 15:06:31,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:06:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-11-23 15:06:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-11-23 15:06:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2021-11-23 15:06:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2021-11-23 15:06:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:06:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2021-11-23 15:06:31,222 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2021-11-23 15:06:31,222 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:06:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:06:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-11-23 15:06:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-11-23 15:06:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2021-11-23 15:06:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2021-11-23 15:06:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2021-11-23 15:06:31,223 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2021-11-23 15:06:31,223 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-11-23 15:06:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-11-23 15:06:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:06:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:06:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-11-23 15:06:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-11-23 15:06:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2021-11-23 15:06:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2021-11-23 15:06:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_read_work [2021-11-23 15:06:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_read_work [2021-11-23 15:06:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2021-11-23 15:06:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2021-11-23 15:06:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 15:06:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 15:06:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2021-11-23 15:06:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2021-11-23 15:06:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-23 15:06:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-23 15:06:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:06:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:06:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-11-23 15:06:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-11-23 15:06:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-23 15:06:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-23 15:06:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure loop_lookup [2021-11-23 15:06:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_lookup [2021-11-23 15:06:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_rq [2021-11-23 15:06:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_rq [2021-11-23 15:06:32,125 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:32,133 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:32,735 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:32,740 INFO L158 Benchmark]: Toolchain (without parser) took 5932.87ms. Allocated memory was 94.4MB in the beginning and 192.9MB in the end (delta: 98.6MB). Free memory was 64.1MB in the beginning and 96.9MB in the end (delta: -32.8MB). Peak memory consumption was 118.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:32,740 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 69.9MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:32,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3448.01ms. Allocated memory was 94.4MB in the beginning and 192.9MB in the end (delta: 98.6MB). Free memory was 63.9MB in the beginning and 94.2MB in the end (delta: -30.3MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:32,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 388.81ms. Allocated memory is still 192.9MB. Free memory was 94.2MB in the beginning and 109.1MB in the end (delta: -14.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:32,742 INFO L158 Benchmark]: Boogie Preprocessor took 341.45ms. Allocated memory is still 192.9MB. Free memory was 109.1MB in the beginning and 76.6MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:32,743 INFO L158 Benchmark]: RCFGBuilder took 1748.28ms. Allocated memory is still 192.9MB. Free memory was 76.6MB in the beginning and 96.9MB in the end (delta: -20.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:32,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 69.9MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3448.01ms. Allocated memory was 94.4MB in the beginning and 192.9MB in the end (delta: 98.6MB). Free memory was 63.9MB in the beginning and 94.2MB in the end (delta: -30.3MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 388.81ms. Allocated memory is still 192.9MB. Free memory was 94.2MB in the beginning and 109.1MB in the end (delta: -14.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 341.45ms. Allocated memory is still 192.9MB. Free memory was 109.1MB in the beginning and 76.6MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1748.28ms. Allocated memory is still 192.9MB. Free memory was 76.6MB in the beginning and 96.9MB in the end (delta: -20.3MB). Peak memory consumption was 32.3MB. 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 15:06:32,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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 b45d894549c3d959709f16d175c155effcb8f4008755bf9537dca57ce5b6aecf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:35,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:35,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:35,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:35,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:35,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:35,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:35,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:35,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:35,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:35,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:35,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:35,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:35,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:35,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:35,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:35,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:35,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:35,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:35,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:35,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:35,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:35,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:35,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:35,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:35,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:35,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:35,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:35,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:35,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:35,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:35,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:35,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:35,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:35,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:35,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:35,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:35,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:35,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:35,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:35,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:35,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:06:35,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:35,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:35,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:35,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:35,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:35,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:35,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:35,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:35,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:35,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:35,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:35,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:35,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:35,834 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:35,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:35,834 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:35,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:35,835 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:35,835 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:35,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:35,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:35,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:35,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:35,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:35,837 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:35,837 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:35,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:35,837 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:35,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:35,838 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b45d894549c3d959709f16d175c155effcb8f4008755bf9537dca57ce5b6aecf [2021-11-23 15:06:36,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:36,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:36,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:36,293 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:36,294 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:36,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2021-11-23 15:06:36,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/b46368cd9/839adf050e0a491395bd16221717465f/FLAGc40fb24c7 [2021-11-23 15:06:37,508 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:37,509 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2021-11-23 15:06:37,576 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/b46368cd9/839adf050e0a491395bd16221717465f/FLAGc40fb24c7 [2021-11-23 15:06:37,876 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/data/b46368cd9/839adf050e0a491395bd16221717465f [2021-11-23 15:06:37,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:37,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:37,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:37,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:37,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:37,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:37" (1/1) ... [2021-11-23 15:06:37,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@708d8695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:37, skipping insertion in model container [2021-11-23 15:06:37,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:37" (1/1) ... [2021-11-23 15:06:37,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:38,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:40,211 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2021-11-23 15:06:40,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:40,339 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:06:40,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:40,931 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2021-11-23 15:06:40,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:40,995 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:41,457 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_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i[237426,237439] [2021-11-23 15:06:41,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:41,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:41,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41 WrapperNode [2021-11-23 15:06:41,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:41,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:41,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:41,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:41,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:41,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,032 INFO L137 Inliner]: procedures = 327, calls = 2049, calls flagged for inlining = 161, calls inlined = 159, statements flattened = 5466 [2021-11-23 15:06:42,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:42,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:42,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:42,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:42,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:42,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:42,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:42,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:42,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:42,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:42,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:42,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:42,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:06:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-23 15:06:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-23 15:06:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:06:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add [2021-11-23 15:06:42,537 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add [2021-11-23 15:06:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:06:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:06:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:06:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:06:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:06:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:06:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_bvec [2021-11-23 15:06:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_bvec [2021-11-23 15:06:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:06:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:06:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-23 15:06:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-23 15:06:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure loop_control_ioctl [2021-11-23 15:06:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_control_ioctl [2021-11-23 15:06:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:06:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:06:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:06:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:06:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:06:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:06:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2021-11-23 15:06:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2021-11-23 15:06:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-23 15:06:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-23 15:06:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure loop_remove [2021-11-23 15:06:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_remove [2021-11-23 15:06:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2021-11-23 15:06:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2021-11-23 15:06:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:06:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:06:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:06:42,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:06:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2021-11-23 15:06:42,542 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2021-11-23 15:06:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2021-11-23 15:06:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2021-11-23 15:06:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2021-11-23 15:06:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2021-11-23 15:06:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-23 15:06:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-23 15:06:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2021-11-23 15:06:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2021-11-23 15:06:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-11-23 15:06:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-11-23 15:06:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:06:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:06:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:06:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:06:42,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:06:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:06:42,546 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-23 15:06:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-23 15:06:42,547 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2021-11-23 15:06:42,547 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2021-11-23 15:06:42,547 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_cmd [2021-11-23 15:06:42,547 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_cmd [2021-11-23 15:06:42,547 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2021-11-23 15:06:42,548 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2021-11-23 15:06:42,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:06:42,548 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:06:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:06:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2021-11-23 15:06:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2021-11-23 15:06:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure get_size [2021-11-23 15:06:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure get_size [2021-11-23 15:06:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2021-11-23 15:06:42,549 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2021-11-23 15:06:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-23 15:06:42,550 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-11-23 15:06:42,550 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-23 15:06:42,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_bvec [2021-11-23 15:06:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_bvec [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:06:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:06:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:06:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:06:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:06:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:06:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:06:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:06:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:06:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-23 15:06:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-23 15:06:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2021-11-23 15:06:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2021-11-23 15:06:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 15:06:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 15:06:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:06:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:06:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 15:06:42,555 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 15:06:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure loop_reread_partitions [2021-11-23 15:06:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_reread_partitions [2021-11-23 15:06:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2021-11-23 15:06:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2021-11-23 15:06:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2021-11-23 15:06:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_read [2021-11-23 15:06:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_read [2021-11-23 15:06:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2021-11-23 15:06:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2021-11-23 15:06:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2021-11-23 15:06:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2021-11-23 15:06:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2021-11-23 15:06:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2021-11-23 15:06:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:06:42,561 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:06:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:06:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:06:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2021-11-23 15:06:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2021-11-23 15:06:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_write_work [2021-11-23 15:06:42,569 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_write_work [2021-11-23 15:06:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2021-11-23 15:06:42,569 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2021-11-23 15:06:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-11-23 15:06:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-11-23 15:06:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2021-11-23 15:06:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2021-11-23 15:06:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2021-11-23 15:06:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2021-11-23 15:06:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2021-11-23 15:06:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2021-11-23 15:06:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:06:42,570 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:06:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2021-11-23 15:06:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2021-11-23 15:06:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2021-11-23 15:06:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2021-11-23 15:06:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:06:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:06:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2021-11-23 15:06:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2021-11-23 15:06:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:06:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:06:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:06:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:06:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-23 15:06:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-23 15:06:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue [2021-11-23 15:06:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue [2021-11-23 15:06:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:06:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:06:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:06:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:06:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:06:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:06:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:06:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2021-11-23 15:06:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-11-23 15:06:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2021-11-23 15:06:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2021-11-23 15:06:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2021-11-23 15:06:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:06:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-11-23 15:06:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-11-23 15:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2021-11-23 15:06:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2021-11-23 15:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2021-11-23 15:06:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2021-11-23 15:06:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-11-23 15:06:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-11-23 15:06:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:06:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:06:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-11-23 15:06:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-11-23 15:06:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2021-11-23 15:06:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2021-11-23 15:06:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_read_work [2021-11-23 15:06:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_read_work [2021-11-23 15:06:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2021-11-23 15:06:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2021-11-23 15:06:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 15:06:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 15:06:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2021-11-23 15:06:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2021-11-23 15:06:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-23 15:06:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-23 15:06:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-11-23 15:06:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-11-23 15:06:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:06:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-23 15:06:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-23 15:06:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure loop_lookup [2021-11-23 15:06:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_lookup [2021-11-23 15:06:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_rq [2021-11-23 15:06:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_rq [2021-11-23 15:06:43,590 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:43,598 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:59,970 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:59,975 INFO L158 Benchmark]: Toolchain (without parser) took 22094.28ms. Allocated memory was 50.3MB in the beginning and 209.7MB in the end (delta: 159.4MB). Free memory was 27.1MB in the beginning and 104.1MB in the end (delta: -77.0MB). Peak memory consumption was 133.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:59,976 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 32.0MB in the beginning and 32.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:59,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3785.71ms. Allocated memory was 50.3MB in the beginning and 209.7MB in the end (delta: 159.4MB). Free memory was 26.9MB in the beginning and 136.8MB in the end (delta: -109.9MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:59,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 364.57ms. Allocated memory is still 209.7MB. Free memory was 136.8MB in the beginning and 107.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:59,978 INFO L158 Benchmark]: Boogie Preprocessor took 409.23ms. Allocated memory is still 209.7MB. Free memory was 107.5MB in the beginning and 123.7MB in the end (delta: -16.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:59,978 INFO L158 Benchmark]: RCFGBuilder took 17529.41ms. Allocated memory is still 209.7MB. Free memory was 123.7MB in the beginning and 104.1MB in the end (delta: 19.6MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:59,981 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 32.0MB in the beginning and 32.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3785.71ms. Allocated memory was 50.3MB in the beginning and 209.7MB in the end (delta: 159.4MB). Free memory was 26.9MB in the beginning and 136.8MB in the end (delta: -109.9MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 364.57ms. Allocated memory is still 209.7MB. Free memory was 136.8MB in the beginning and 107.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 409.23ms. Allocated memory is still 209.7MB. Free memory was 107.5MB in the beginning and 123.7MB in the end (delta: -16.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * RCFGBuilder took 17529.41ms. Allocated memory is still 209.7MB. Free memory was 123.7MB in the beginning and 104.1MB in the end (delta: 19.6MB). Peak memory consumption was 72.0MB. 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 15:07:00,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5dc5f86-aa16-4910-a7e9-ca95d8588e52/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable