./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-32_7a-drivers--char--lp.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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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 96a9bd06c2a0348ab1a93991deedda2ae571d70e4f7fb0e32175d69384f432c0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:14,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:14,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:14,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:14,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:14,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:14,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:14,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:14,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:14,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:14,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:14,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:14,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:14,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:14,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:14,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:14,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:14,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:14,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:14,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:14,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:14,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:14,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:14,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:14,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:14,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:14,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:14,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:14,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:14,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:14,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:14,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:14,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:14,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:14,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:14,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:14,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:14,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:14,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:14,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:14,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:14,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:51:14,577 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:14,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:14,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:14,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:14,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:14,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:14,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:14,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:14,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:14,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:14,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:14,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:14,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:14,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:14,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:14,584 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:14,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:14,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:14,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:14,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:14,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:14,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:14,586 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:14,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:14,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:14,587 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96a9bd06c2a0348ab1a93991deedda2ae571d70e4f7fb0e32175d69384f432c0 [2021-11-23 15:51:14,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:14,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:14,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:14,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:14,892 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:14,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2021-11-23 15:51:15,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/762c66ed0/0a653ecdefe34b7a899a74ae6d827f63/FLAGc8c108df9 [2021-11-23 15:51:15,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:15,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2021-11-23 15:51:15,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/762c66ed0/0a653ecdefe34b7a899a74ae6d827f63/FLAGc8c108df9 [2021-11-23 15:51:16,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/762c66ed0/0a653ecdefe34b7a899a74ae6d827f63 [2021-11-23 15:51:16,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:16,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:16,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:16,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:16,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:16,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:16" (1/1) ... [2021-11-23 15:51:16,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1634a6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:16, skipping insertion in model container [2021-11-23 15:51:16,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:16" (1/1) ... [2021-11-23 15:51:16,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:16,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:18,029 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2021-11-23 15:51:18,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:18,302 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:18,539 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2021-11-23 15:51:18,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:18,646 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:18,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18 WrapperNode [2021-11-23 15:51:18,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:18,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:18,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:18,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:18,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,887 INFO L137 Inliner]: procedures = 222, calls = 859, calls flagged for inlining = 79, calls inlined = 74, statements flattened = 2375 [2021-11-23 15:51:18,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:18,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:18,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:18,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:18,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:18,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:19,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:19,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:19,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:19,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:19,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:19,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:19,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:19,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2021-11-23 15:51:19,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:19,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:19,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:19,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:19,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2021-11-23 15:51:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2021-11-23 15:51:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:51:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2021-11-23 15:51:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2021-11-23 15:51:19,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:51:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:51:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:51:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:51:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2021-11-23 15:51:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2021-11-23 15:51:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-23 15:51:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-23 15:51:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:51:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:51:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2021-11-23 15:51:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2021-11-23 15:51:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:51:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:51:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:51:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:51:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:51:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:51:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:51:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:51:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:51:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:51:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 15:51:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 15:51:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2021-11-23 15:51:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2021-11-23 15:51:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2021-11-23 15:51:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2021-11-23 15:51:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2021-11-23 15:51:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2021-11-23 15:51:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2021-11-23 15:51:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2021-11-23 15:51:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:51:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:51:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:51:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:51:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:51:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-23 15:51:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-23 15:51:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2021-11-23 15:51:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2021-11-23 15:51:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:51:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:51:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:51:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2021-11-23 15:51:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2021-11-23 15:51:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2021-11-23 15:51:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2021-11-23 15:51:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2021-11-23 15:51:19,209 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2021-11-23 15:51:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2021-11-23 15:51:19,209 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2021-11-23 15:51:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2021-11-23 15:51:19,210 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2021-11-23 15:51:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2021-11-23 15:51:19,211 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2021-11-23 15:51:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:51:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2021-11-23 15:51:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2021-11-23 15:51:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2021-11-23 15:51:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2021-11-23 15:51:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-23 15:51:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-23 15:51:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:51:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:51:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:51:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:51:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:51:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:51:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:51:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2021-11-23 15:51:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2021-11-23 15:51:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-23 15:51:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-23 15:51:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:51:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:51:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:51:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-11-23 15:51:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:51:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:51:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:51:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:51:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:51:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:51:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:51:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:51:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2021-11-23 15:51:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2021-11-23 15:51:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2021-11-23 15:51:19,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2021-11-23 15:51:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:51:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:51:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2021-11-23 15:51:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2021-11-23 15:51:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 15:51:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 15:51:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:51:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:51:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2021-11-23 15:51:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2021-11-23 15:51:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:51:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:51:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 15:51:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 15:51:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2021-11-23 15:51:19,224 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2021-11-23 15:51:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:51:19,224 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:51:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:51:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:51:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2021-11-23 15:51:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2021-11-23 15:51:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:51:19,227 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:51:19,774 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:19,777 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:20,093 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:20,097 INFO L158 Benchmark]: Toolchain (without parser) took 3765.84ms. Allocated memory was 96.5MB in the beginning and 184.5MB in the end (delta: 88.1MB). Free memory was 56.0MB in the beginning and 122.5MB in the end (delta: -66.6MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,098 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 96.5MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:20,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2313.86ms. Allocated memory was 96.5MB in the beginning and 184.5MB in the end (delta: 88.1MB). Free memory was 55.8MB in the beginning and 138.0MB in the end (delta: -82.2MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 241.23ms. Allocated memory is still 184.5MB. Free memory was 138.0MB in the beginning and 123.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,102 INFO L158 Benchmark]: Boogie Preprocessor took 201.01ms. Allocated memory is still 184.5MB. Free memory was 123.5MB in the beginning and 109.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,104 INFO L158 Benchmark]: RCFGBuilder took 1003.73ms. Allocated memory is still 184.5MB. Free memory was 109.7MB in the beginning and 122.5MB in the end (delta: -12.8MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:20,107 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 96.5MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2313.86ms. Allocated memory was 96.5MB in the beginning and 184.5MB in the end (delta: 88.1MB). Free memory was 55.8MB in the beginning and 138.0MB in the end (delta: -82.2MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 241.23ms. Allocated memory is still 184.5MB. Free memory was 138.0MB in the beginning and 123.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 201.01ms. Allocated memory is still 184.5MB. Free memory was 123.5MB in the beginning and 109.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1003.73ms. Allocated memory is still 184.5MB. Free memory was 109.7MB in the beginning and 122.5MB in the end (delta: -12.8MB). Peak memory consumption was 37.5MB. 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 15:51:20,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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 96a9bd06c2a0348ab1a93991deedda2ae571d70e4f7fb0e32175d69384f432c0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:22,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:22,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:22,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:22,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:22,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:22,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:22,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:22,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:22,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:22,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:22,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:22,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:22,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:22,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:22,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:22,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:22,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:22,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:22,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:22,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:22,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:22,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:22,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:22,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:22,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:22,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:22,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:22,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:22,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:22,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:22,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:22,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:22,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:22,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:22,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:22,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:22,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:22,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:22,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:22,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:22,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:51:22,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:22,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:22,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:22,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:22,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:22,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:22,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:22,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:22,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:22,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:22,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:22,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:22,822 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:22,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:22,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:22,823 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:22,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:22,823 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:22,824 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:22,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:22,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:22,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:22,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:22,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:22,825 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:22,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:22,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:22,826 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:22,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:22,826 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96a9bd06c2a0348ab1a93991deedda2ae571d70e4f7fb0e32175d69384f432c0 [2021-11-23 15:51:23,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:23,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:23,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:23,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:23,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:23,322 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2021-11-23 15:51:23,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/288a73e54/e82abb19ad99458d8e182431510efcf3/FLAGaaf8d4d36 [2021-11-23 15:51:24,403 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:24,404 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2021-11-23 15:51:24,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/288a73e54/e82abb19ad99458d8e182431510efcf3/FLAGaaf8d4d36 [2021-11-23 15:51:24,456 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/data/288a73e54/e82abb19ad99458d8e182431510efcf3 [2021-11-23 15:51:24,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:24,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:24,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:24,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:24,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:24,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:24" (1/1) ... [2021-11-23 15:51:24,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e8b8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:24, skipping insertion in model container [2021-11-23 15:51:24,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:24" (1/1) ... [2021-11-23 15:51:24,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:24,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:26,054 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2021-11-23 15:51:26,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:26,263 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:51:26,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:26,571 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2021-11-23 15:51:26,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:26,651 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:26,958 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_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2021-11-23 15:51:26,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:27,057 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:27,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27 WrapperNode [2021-11-23 15:51:27,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:27,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:27,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:27,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:27,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,313 INFO L137 Inliner]: procedures = 231, calls = 858, calls flagged for inlining = 78, calls inlined = 72, statements flattened = 2259 [2021-11-23 15:51:27,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:27,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:27,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:27,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:27,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:27,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:27,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:27,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:27,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:27" (1/1) ... [2021-11-23 15:51:27,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:27,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:27,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:27,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:27,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2021-11-23 15:51:27,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2021-11-23 15:51:27,643 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:51:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:51:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:51:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2021-11-23 15:51:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2021-11-23 15:51:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:51:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:51:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:51:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:51:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2021-11-23 15:51:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2021-11-23 15:51:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-23 15:51:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-23 15:51:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:51:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:51:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2021-11-23 15:51:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2021-11-23 15:51:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:51:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:51:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:51:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:51:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:51:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:51:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:51:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:51:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:51:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:51:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2021-11-23 15:51:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2021-11-23 15:51:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2021-11-23 15:51:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2021-11-23 15:51:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2021-11-23 15:51:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2021-11-23 15:51:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2021-11-23 15:51:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2021-11-23 15:51:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2021-11-23 15:51:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2021-11-23 15:51:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:51:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:51:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:51:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:51:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:51:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-23 15:51:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-23 15:51:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:51:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2021-11-23 15:51:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2021-11-23 15:51:27,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:51:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:51:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:51:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:51:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:51:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:51:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:51:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2021-11-23 15:51:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2021-11-23 15:51:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2021-11-23 15:51:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2021-11-23 15:51:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2021-11-23 15:51:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2021-11-23 15:51:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2021-11-23 15:51:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2021-11-23 15:51:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2021-11-23 15:51:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2021-11-23 15:51:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2021-11-23 15:51:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2021-11-23 15:51:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2021-11-23 15:51:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2021-11-23 15:51:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2021-11-23 15:51:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2021-11-23 15:51:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2021-11-23 15:51:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2021-11-23 15:51:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-23 15:51:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-23 15:51:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:51:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:51:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:51:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:51:27,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:51:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:51:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2021-11-23 15:51:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2021-11-23 15:51:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-23 15:51:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-23 15:51:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:51:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:51:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:51:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-11-23 15:51:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:51:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:51:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:51:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:51:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:51:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:51:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:51:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:51:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2021-11-23 15:51:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2021-11-23 15:51:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2021-11-23 15:51:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2021-11-23 15:51:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2021-11-23 15:51:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2021-11-23 15:51:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-23 15:51:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-23 15:51:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:51:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:51:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2021-11-23 15:51:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2021-11-23 15:51:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:51:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:51:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 15:51:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 15:51:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2021-11-23 15:51:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2021-11-23 15:51:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:51:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:51:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:51:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:51:27,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:27,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2021-11-23 15:51:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2021-11-23 15:51:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:51:27,683 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:51:28,283 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:28,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:29,087 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:29,091 INFO L158 Benchmark]: Toolchain (without parser) took 4630.62ms. Allocated memory was 62.9MB in the beginning and 161.5MB in the end (delta: 98.6MB). Free memory was 35.6MB in the beginning and 80.7MB in the end (delta: -45.1MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,092 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:29,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2598.15ms. Allocated memory was 62.9MB in the beginning and 117.4MB in the end (delta: 54.5MB). Free memory was 35.4MB in the beginning and 45.9MB in the end (delta: -10.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 254.47ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 61.0MB in the end (delta: -15.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,094 INFO L158 Benchmark]: Boogie Preprocessor took 235.38ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 46.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,094 INFO L158 Benchmark]: RCFGBuilder took 1537.12ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 46.3MB in the beginning and 80.7MB in the end (delta: -34.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:29,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2598.15ms. Allocated memory was 62.9MB in the beginning and 117.4MB in the end (delta: 54.5MB). Free memory was 35.4MB in the beginning and 45.9MB in the end (delta: -10.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 254.47ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 61.0MB in the end (delta: -15.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 235.38ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 46.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1537.12ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 46.3MB in the beginning and 80.7MB in the end (delta: -34.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:29,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5ae02c-f6a4-45f0-88ed-d3b52bec78d6/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