./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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 51be78885ca7a0fdf86d7aa977405871bdb86d4d67702760ccb1fc038e7f33e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:10,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:10,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:10,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:10,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:10,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:10,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:10,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:10,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:10,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:10,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:10,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:10,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:10,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:10,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:10,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:10,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:10,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:10,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:10,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:10,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:10,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:10,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:10,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:10,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:10,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:10,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:10,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:10,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:10,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:10,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:10,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:10,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:10,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:10,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:10,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:10,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:10,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:10,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:10,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:10,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:10,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:33:10,624 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:10,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:10,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:10,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:10,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:10,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:10,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:10,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:10,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:10,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:10,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:10,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:10,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:10,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:10,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:10,632 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:10,632 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:10,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:10,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:10,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:10,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:10,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:10,634 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:10,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:10,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:10,635 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51be78885ca7a0fdf86d7aa977405871bdb86d4d67702760ccb1fc038e7f33e2 [2021-11-23 15:33:11,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:11,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:11,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:11,042 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:11,043 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:11,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2021-11-23 15:33:11,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/57c33b253/14b65a3425904b768ac01f53254b9a65/FLAG22d3e3261 [2021-11-23 15:33:12,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:12,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2021-11-23 15:33:12,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/57c33b253/14b65a3425904b768ac01f53254b9a65/FLAG22d3e3261 [2021-11-23 15:33:12,541 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/57c33b253/14b65a3425904b768ac01f53254b9a65 [2021-11-23 15:33:12,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:12,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:12,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:12,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:12,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:12,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:12" (1/1) ... [2021-11-23 15:33:12,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c927f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:12, skipping insertion in model container [2021-11-23 15:33:12,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:12" (1/1) ... [2021-11-23 15:33:12,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:12,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:16,838 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2021-11-23 15:33:17,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:17,122 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:17,908 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2021-11-23 15:33:17,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:18,289 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:18,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18 WrapperNode [2021-11-23 15:33:18,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:18,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:18,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:18,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:18,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:18,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:18,885 INFO L137 Inliner]: procedures = 395, calls = 4058, calls flagged for inlining = 199, calls inlined = 146, statements flattened = 7281 [2021-11-23 15:33:18,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:18,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:18,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:18,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:18,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:18,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:18,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:18,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:19,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:19,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:19,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:19,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:19,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:19,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:19,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:19,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:18" (1/1) ... [2021-11-23 15:33:19,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:19,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:19,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:19,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_wait_until_sent [2021-11-23 15:33:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_wait_until_sent [2021-11-23 15:33:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:33:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:33:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:33:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_start [2021-11-23 15:33:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_start [2021-11-23 15:33:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_txidle [2021-11-23 15:33:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_txidle [2021-11-23 15:33:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2021-11-23 15:33:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2021-11-23 15:33:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:33:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:33:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopback_frame [2021-11-23 15:33:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopback_frame [2021-11-23 15:33:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-11-23 15:33:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-11-23 15:33:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure usc_start_receiver [2021-11-23 15:33:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_start_receiver [2021-11-23 15:33:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_serial_signals [2021-11-23 15:33:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_serial_signals [2021-11-23 15:33:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_trace_block [2021-11-23 15:33:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_trace_block [2021-11-23 15:33:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-23 15:33:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-23 15:33:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:33:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:33:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mgsl_ops_disconnect_2 [2021-11-23 15:33:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mgsl_ops_disconnect_2 [2021-11-23 15:33:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-11-23 15:33:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-11-23 15:33:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:33:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:33:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:33:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2021-11-23 15:33:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2021-11-23 15:33:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure load_next_tx_holding_buffer [2021-11-23 15:33:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure load_next_tx_holding_buffer [2021-11-23 15:33:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:33:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:33:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_tty_port [2021-11-23 15:33:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_tty_port [2021-11-23 15:33:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:33:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2021-11-23 15:33:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2021-11-23 15:33:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:33:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:33:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:33:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:33:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 15:33:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 15:33:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:33:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:33:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2021-11-23 15:33:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2021-11-23 15:33:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure usc_OutDmaReg [2021-11-23 15:33:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_OutDmaReg [2021-11-23 15:33:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:33:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:33:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_cancel_transmit [2021-11-23 15:33:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_cancel_transmit [2021-11-23 15:33:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure usc_load_txfifo [2021-11-23 15:33:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_load_txfifo [2021-11-23 15:33:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:33:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:33:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2021-11-23 15:33:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2021-11-23 15:33:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:33:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:33:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:33:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 15:33:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 15:33:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:33:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:33:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:33:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:33:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure usc_reset [2021-11-23 15:33:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_reset [2021-11-23 15:33:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_free_frame_memory [2021-11-23 15:33:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_free_frame_memory [2021-11-23 15:33:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure usc_InReg [2021-11-23 15:33:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_InReg [2021-11-23 15:33:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-11-23 15:33:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-11-23 15:33:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure usc_enable_loopback [2021-11-23 15:33:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_enable_loopback [2021-11-23 15:33:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_load_tx_dma_buffer [2021-11-23 15:33:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_load_tx_dma_buffer [2021-11-23 15:33:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure usc_DmaCmd [2021-11-23 15:33:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_DmaCmd [2021-11-23 15:33:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_flush_buffer [2021-11-23 15:33:19,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_flush_buffer [2021-11-23 15:33:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:33:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:33:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2021-11-23 15:33:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2021-11-23 15:33:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure usc_RTCmd [2021-11-23 15:33:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_RTCmd [2021-11-23 15:33:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:33:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_sdlc_mode [2021-11-23 15:33:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_sdlc_mode [2021-11-23 15:33:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure usc_stop_receiver [2021-11-23 15:33:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_stop_receiver [2021-11-23 15:33:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:33:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:33:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:33:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:33:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_add_device [2021-11-23 15:33:19,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_add_device [2021-11-23 15:33:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_unthrottle [2021-11-23 15:33:19,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_unthrottle [2021-11-23 15:33:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_throttle [2021-11-23 15:33:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_throttle [2021-11-23 15:33:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure usc_OutReg [2021-11-23 15:33:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_OutReg [2021-11-23 15:33:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:33:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:33:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2021-11-23 15:33:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2021-11-23 15:33:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_set_termios [2021-11-23 15:33:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_set_termios [2021-11-23 15:33:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:33:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:33:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:33:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:33:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure usc_stop_transmitter [2021-11-23 15:33:19,634 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_stop_transmitter [2021-11-23 15:33:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:19,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-11-23 15:33:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-11-23 15:33:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:33:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:33:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_flush_chars [2021-11-23 15:33:19,635 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_flush_chars [2021-11-23 15:33:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:33:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:33:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 15:33:19,636 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 15:33:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_send_xchar [2021-11-23 15:33:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_send_xchar [2021-11-23 15:33:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_change_params [2021-11-23 15:33:19,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_change_params [2021-11-23 15:33:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:33:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:33:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:33:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:33:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure usc_get_serial_signals [2021-11-23 15:33:19,638 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_get_serial_signals [2021-11-23 15:33:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_reset_rx_dma_buffers [2021-11-23 15:33:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_reset_rx_dma_buffers [2021-11-23 15:33:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:33:19,639 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:33:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:33:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:33:19,640 INFO L130 BoogieDeclarations]: Found specification of procedure usc_start_transmitter [2021-11-23 15:33:19,640 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_start_transmitter [2021-11-23 15:33:19,640 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:33:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:33:19,641 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-23 15:33:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-23 15:33:19,641 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:33:19,641 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:33:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_paranoia_check [2021-11-23 15:33:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_paranoia_check [2021-11-23 15:33:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure usc_InDmaReg [2021-11-23 15:33:19,642 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_InDmaReg [2021-11-23 15:33:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:33:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:33:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_active [2021-11-23 15:33:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_active [2021-11-23 15:33:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_stop [2021-11-23 15:33:19,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_stop [2021-11-23 15:33:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:33:19,644 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:33:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:33:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_remove_one [2021-11-23 15:33:19,645 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_remove_one [2021-11-23 15:33:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:33:19,645 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:33:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_cleanup [2021-11-23 15:33:19,645 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_cleanup [2021-11-23 15:33:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-11-23 15:33:19,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-11-23 15:33:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:33:19,646 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:33:19,646 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 15:33:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 15:33:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:33:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:33:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-11-23 15:33:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-11-23 15:33:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_write_room [2021-11-23 15:33:19,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_write_room [2021-11-23 15:33:19,648 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_break [2021-11-23 15:33:19,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_break [2021-11-23 15:33:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_allocate_device [2021-11-23 15:33:19,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_allocate_device [2021-11-23 15:33:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-23 15:33:19,649 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-23 15:33:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_install [2021-11-23 15:33:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_install [2021-11-23 15:33:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2021-11-23 15:33:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2021-11-23 15:33:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_release_resources [2021-11-23 15:33:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_release_resources [2021-11-23 15:33:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 15:33:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 15:33:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:33:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:33:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:33:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:33:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_send_done [2021-11-23 15:33:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_send_done [2021-11-23 15:33:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:33:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:33:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:33:19,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:33:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:33:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:33:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_ioctl [2021-11-23 15:33:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_ioctl [2021-11-23 15:33:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-11-23 15:33:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-11-23 15:33:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:33:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:33:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:33:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure msgl_get_icount [2021-11-23 15:33:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure msgl_get_icount [2021-11-23 15:33:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_chars_in_buffer [2021-11-23 15:33:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_chars_in_buffer [2021-11-23 15:33:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:33:19,656 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:33:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-11-23 15:33:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-11-23 15:33:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:33:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:33:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_put_char [2021-11-23 15:33:19,658 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_put_char [2021-11-23 15:33:19,658 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_program_hw [2021-11-23 15:33:19,658 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_program_hw [2021-11-23 15:33:19,658 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2021-11-23 15:33:19,658 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2021-11-23 15:33:19,659 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_hangup [2021-11-23 15:33:19,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_hangup [2021-11-23 15:33:19,659 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 15:33:19,659 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 15:33:19,659 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-11-23 15:33:19,660 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-11-23 15:33:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 15:33:19,660 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 15:33:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_alloc_frame_memory [2021-11-23 15:33:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_alloc_frame_memory [2021-11-23 15:33:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:33:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:33:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-11-23 15:33:19,662 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-11-23 15:33:21,011 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:21,021 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:21,661 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:33:21,666 INFO L158 Benchmark]: Toolchain (without parser) took 9118.32ms. Allocated memory was 102.8MB in the beginning and 373.3MB in the end (delta: 270.5MB). Free memory was 68.1MB in the beginning and 208.5MB in the end (delta: -140.4MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:21,667 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:21,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5740.00ms. Allocated memory was 102.8MB in the beginning and 226.5MB in the end (delta: 123.7MB). Free memory was 67.8MB in the beginning and 139.2MB in the end (delta: -71.4MB). Peak memory consumption was 120.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:21,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 596.35ms. Allocated memory is still 226.5MB. Free memory was 139.2MB in the beginning and 95.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:21,670 INFO L158 Benchmark]: Boogie Preprocessor took 605.32ms. Allocated memory is still 226.5MB. Free memory was 95.2MB in the beginning and 89.5MB in the end (delta: 5.7MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:21,671 INFO L158 Benchmark]: RCFGBuilder took 2167.35ms. Allocated memory was 226.5MB in the beginning and 373.3MB in the end (delta: 146.8MB). Free memory was 89.5MB in the beginning and 208.5MB in the end (delta: -119.0MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:21,675 INFO L339 ainManager$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 102.8MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5740.00ms. Allocated memory was 102.8MB in the beginning and 226.5MB in the end (delta: 123.7MB). Free memory was 67.8MB in the beginning and 139.2MB in the end (delta: -71.4MB). Peak memory consumption was 120.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 596.35ms. Allocated memory is still 226.5MB. Free memory was 139.2MB in the beginning and 95.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 605.32ms. Allocated memory is still 226.5MB. Free memory was 95.2MB in the beginning and 89.5MB in the end (delta: 5.7MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2167.35ms. Allocated memory was 226.5MB in the beginning and 373.3MB in the end (delta: 146.8MB). Free memory was 89.5MB in the beginning and 208.5MB in the end (delta: -119.0MB). Peak memory consumption was 39.9MB. 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 15:33:21,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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 51be78885ca7a0fdf86d7aa977405871bdb86d4d67702760ccb1fc038e7f33e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:24,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:24,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:24,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:24,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:24,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:24,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:24,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:24,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:24,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:24,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:24,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:24,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:24,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:24,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:24,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:24,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:25,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:25,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:25,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:25,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:25,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:25,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:25,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:25,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:25,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:25,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:25,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:25,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:25,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:25,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:25,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:25,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:25,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:25,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:25,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:25,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:25,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:25,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:25,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:25,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:25,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:33:25,122 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:25,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:25,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:25,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:25,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:25,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:25,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:25,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:25,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:25,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:25,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:25,130 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:25,130 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:25,130 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:25,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:25,131 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:25,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:25,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:25,132 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:25,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:25,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:25,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:25,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:25,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:25,133 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:25,134 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:25,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:25,134 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:25,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:25,135 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51be78885ca7a0fdf86d7aa977405871bdb86d4d67702760ccb1fc038e7f33e2 [2021-11-23 15:33:25,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:25,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:25,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:25,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:25,658 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:25,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2021-11-23 15:33:25,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/ffe29bfc3/4ccd3d6642af485da7d554d8a1177b72/FLAGe76f35df5 [2021-11-23 15:33:27,187 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:27,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i [2021-11-23 15:33:27,271 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/ffe29bfc3/4ccd3d6642af485da7d554d8a1177b72/FLAGe76f35df5 [2021-11-23 15:33:27,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/data/ffe29bfc3/4ccd3d6642af485da7d554d8a1177b72 [2021-11-23 15:33:27,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:27,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:27,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:27,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:27,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:27,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:27,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11036706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:27, skipping insertion in model container [2021-11-23 15:33:27,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:27" (1/1) ... [2021-11-23 15:33:27,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:28,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:31,524 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:33:31,619 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:33:31,621 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:33:31,623 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:33:31,893 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2021-11-23 15:33:32,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:32,165 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:33:32,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:32,955 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2021-11-23 15:33:32,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:32,996 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:33,763 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_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclink.ko-main.cil.out.i[420085,420098] [2021-11-23 15:33:33,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:34,289 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:34,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34 WrapperNode [2021-11-23 15:33:34,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:34,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:34,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:34,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:34,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:34,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:34,827 INFO L137 Inliner]: procedures = 410, calls = 4058, calls flagged for inlining = 199, calls inlined = 146, statements flattened = 7097 [2021-11-23 15:33:34,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:34,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:34,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:34,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:34,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:34,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:34,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:34,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:35,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:35,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:35,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:35,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:35,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:35,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:35,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:35,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:34" (1/1) ... [2021-11-23 15:33:35,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:35,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:35,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:35,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_wait_until_sent [2021-11-23 15:33:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_wait_until_sent [2021-11-23 15:33:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:33:35,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_start [2021-11-23 15:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_start [2021-11-23 15:33:35,579 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_txidle [2021-11-23 15:33:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_txidle [2021-11-23 15:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2021-11-23 15:33:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2021-11-23 15:33:35,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopback_frame [2021-11-23 15:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopback_frame [2021-11-23 15:33:35,581 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-11-23 15:33:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-11-23 15:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure usc_start_receiver [2021-11-23 15:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_start_receiver [2021-11-23 15:33:35,582 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_serial_signals [2021-11-23 15:33:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_serial_signals [2021-11-23 15:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_trace_block [2021-11-23 15:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_trace_block [2021-11-23 15:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-23 15:33:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-23 15:33:35,583 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mgsl_ops_disconnect_2 [2021-11-23 15:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mgsl_ops_disconnect_2 [2021-11-23 15:33:35,584 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-11-23 15:33:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-11-23 15:33:35,585 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:33:35,585 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2021-11-23 15:33:35,586 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2021-11-23 15:33:35,586 INFO L130 BoogieDeclarations]: Found specification of procedure load_next_tx_holding_buffer [2021-11-23 15:33:35,586 INFO L138 BoogieDeclarations]: Found implementation of procedure load_next_tx_holding_buffer [2021-11-23 15:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:33:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:33:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_tty_port [2021-11-23 15:33:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_tty_port [2021-11-23 15:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:33:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2021-11-23 15:33:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2021-11-23 15:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:33:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:33:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:33:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:33:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 15:33:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 15:33:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:33:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2021-11-23 15:33:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2021-11-23 15:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure usc_OutDmaReg [2021-11-23 15:33:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_OutDmaReg [2021-11-23 15:33:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:33:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_cancel_transmit [2021-11-23 15:33:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_cancel_transmit [2021-11-23 15:33:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure usc_load_txfifo [2021-11-23 15:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_load_txfifo [2021-11-23 15:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2021-11-23 15:33:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2021-11-23 15:33:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 15:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 15:33:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:33:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure usc_reset [2021-11-23 15:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_reset [2021-11-23 15:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_free_frame_memory [2021-11-23 15:33:35,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_free_frame_memory [2021-11-23 15:33:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure usc_InReg [2021-11-23 15:33:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_InReg [2021-11-23 15:33:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-11-23 15:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-11-23 15:33:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure usc_enable_loopback [2021-11-23 15:33:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_enable_loopback [2021-11-23 15:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_load_tx_dma_buffer [2021-11-23 15:33:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_load_tx_dma_buffer [2021-11-23 15:33:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure usc_DmaCmd [2021-11-23 15:33:35,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_DmaCmd [2021-11-23 15:33:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_flush_buffer [2021-11-23 15:33:35,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_flush_buffer [2021-11-23 15:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:33:35,605 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2021-11-23 15:33:35,605 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2021-11-23 15:33:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure usc_RTCmd [2021-11-23 15:33:35,606 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_RTCmd [2021-11-23 15:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:33:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure usc_set_sdlc_mode [2021-11-23 15:33:35,606 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_set_sdlc_mode [2021-11-23 15:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure usc_stop_receiver [2021-11-23 15:33:35,607 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_stop_receiver [2021-11-23 15:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:33:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:33:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:33:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:33:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_add_device [2021-11-23 15:33:35,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_add_device [2021-11-23 15:33:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_unthrottle [2021-11-23 15:33:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_unthrottle [2021-11-23 15:33:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_throttle [2021-11-23 15:33:35,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_throttle [2021-11-23 15:33:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure usc_OutReg [2021-11-23 15:33:35,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_OutReg [2021-11-23 15:33:35,617 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:33:35,618 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:33:35,624 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2021-11-23 15:33:35,625 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2021-11-23 15:33:35,625 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_set_termios [2021-11-23 15:33:35,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_set_termios [2021-11-23 15:33:35,626 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:33:35,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:33:35,626 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:33:35,626 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:33:35,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:33:35,626 INFO L130 BoogieDeclarations]: Found specification of procedure usc_stop_transmitter [2021-11-23 15:33:35,627 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_stop_transmitter [2021-11-23 15:33:35,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:35,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:35,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:33:35,627 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-11-23 15:33:35,627 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-11-23 15:33:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:33:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:33:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:33:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:33:35,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:33:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_flush_chars [2021-11-23 15:33:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_flush_chars [2021-11-23 15:33:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:33:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:33:35,629 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 15:33:35,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 15:33:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_send_xchar [2021-11-23 15:33:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_send_xchar [2021-11-23 15:33:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_change_params [2021-11-23 15:33:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_change_params [2021-11-23 15:33:35,630 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:33:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:33:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:33:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:33:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure usc_get_serial_signals [2021-11-23 15:33:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_get_serial_signals [2021-11-23 15:33:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_reset_rx_dma_buffers [2021-11-23 15:33:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_reset_rx_dma_buffers [2021-11-23 15:33:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:33:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:33:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:33:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:33:35,633 INFO L130 BoogieDeclarations]: Found specification of procedure usc_start_transmitter [2021-11-23 15:33:35,633 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_start_transmitter [2021-11-23 15:33:35,633 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:33:35,633 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:33:35,634 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-23 15:33:35,634 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-23 15:33:35,634 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:33:35,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:33:35,634 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_paranoia_check [2021-11-23 15:33:35,635 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_paranoia_check [2021-11-23 15:33:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure usc_InDmaReg [2021-11-23 15:33:35,635 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_InDmaReg [2021-11-23 15:33:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:33:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:33:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_active [2021-11-23 15:33:35,636 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_active [2021-11-23 15:33:35,637 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_stop [2021-11-23 15:33:35,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_stop [2021-11-23 15:33:35,637 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:33:35,637 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:33:35,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:33:35,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:33:35,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:33:35,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:33:35,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:33:35,638 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_remove_one [2021-11-23 15:33:35,638 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_remove_one [2021-11-23 15:33:35,639 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:33:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:33:35,639 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_cleanup [2021-11-23 15:33:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_cleanup [2021-11-23 15:33:35,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-11-23 15:33:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-11-23 15:33:35,640 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:33:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:33:35,640 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 15:33:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 15:33:35,640 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:33:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:33:35,641 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-11-23 15:33:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-11-23 15:33:35,641 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_write_room [2021-11-23 15:33:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_write_room [2021-11-23 15:33:35,642 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_break [2021-11-23 15:33:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_break [2021-11-23 15:33:35,642 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_allocate_device [2021-11-23 15:33:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_allocate_device [2021-11-23 15:33:35,642 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-23 15:33:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-23 15:33:35,643 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_install [2021-11-23 15:33:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_install [2021-11-23 15:33:35,643 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2021-11-23 15:33:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2021-11-23 15:33:35,643 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_release_resources [2021-11-23 15:33:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_release_resources [2021-11-23 15:33:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 15:33:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 15:33:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:33:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:33:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:33:35,645 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:33:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure usc_loopmode_send_done [2021-11-23 15:33:35,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usc_loopmode_send_done [2021-11-23 15:33:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:33:35,645 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:33:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:33:35,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:33:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:33:35,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:33:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_ioctl [2021-11-23 15:33:35,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_ioctl [2021-11-23 15:33:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-11-23 15:33:35,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-11-23 15:33:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:33:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:33:35,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:33:35,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:33:35,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:33:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:33:35,654 INFO L130 BoogieDeclarations]: Found specification of procedure msgl_get_icount [2021-11-23 15:33:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure msgl_get_icount [2021-11-23 15:33:35,654 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_chars_in_buffer [2021-11-23 15:33:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_chars_in_buffer [2021-11-23 15:33:35,654 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:33:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:33:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-11-23 15:33:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-11-23 15:33:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:33:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:33:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_put_char [2021-11-23 15:33:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_put_char [2021-11-23 15:33:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_program_hw [2021-11-23 15:33:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_program_hw [2021-11-23 15:33:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2021-11-23 15:33:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2021-11-23 15:33:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_hangup [2021-11-23 15:33:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_hangup [2021-11-23 15:33:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 15:33:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 15:33:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-11-23 15:33:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-11-23 15:33:35,661 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 15:33:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 15:33:35,661 INFO L130 BoogieDeclarations]: Found specification of procedure mgsl_alloc_frame_memory [2021-11-23 15:33:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mgsl_alloc_frame_memory [2021-11-23 15:33:35,661 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:33:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:33:35,662 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-11-23 15:33:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-11-23 15:33:37,000 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:37,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:43,849 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:33:43,855 INFO L158 Benchmark]: Toolchain (without parser) took 16070.28ms. Allocated memory was 73.4MB in the beginning and 725.6MB in the end (delta: 652.2MB). Free memory was 47.5MB in the beginning and 561.3MB in the end (delta: -513.8MB). Peak memory consumption was 150.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,856 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:43,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6494.19ms. Allocated memory was 73.4MB in the beginning and 325.1MB in the end (delta: 251.7MB). Free memory was 47.3MB in the beginning and 220.4MB in the end (delta: -173.1MB). Peak memory consumption was 158.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 544.10ms. Allocated memory is still 325.1MB. Free memory was 220.4MB in the beginning and 179.6MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,858 INFO L158 Benchmark]: Boogie Preprocessor took 626.55ms. Allocated memory is still 325.1MB. Free memory was 179.6MB in the beginning and 201.2MB in the end (delta: -21.6MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,859 INFO L158 Benchmark]: RCFGBuilder took 8387.87ms. Allocated memory was 325.1MB in the beginning and 725.6MB in the end (delta: 400.6MB). Free memory was 201.2MB in the beginning and 561.3MB in the end (delta: -360.1MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6494.19ms. Allocated memory was 73.4MB in the beginning and 325.1MB in the end (delta: 251.7MB). Free memory was 47.3MB in the beginning and 220.4MB in the end (delta: -173.1MB). Peak memory consumption was 158.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 544.10ms. Allocated memory is still 325.1MB. Free memory was 220.4MB in the beginning and 179.6MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 626.55ms. Allocated memory is still 325.1MB. Free memory was 179.6MB in the beginning and 201.2MB in the end (delta: -21.6MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * RCFGBuilder took 8387.87ms. Allocated memory was 325.1MB in the beginning and 725.6MB in the end (delta: 400.6MB). Free memory was 201.2MB in the beginning and 561.3MB in the end (delta: -360.1MB). Peak memory consumption was 53.6MB. 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 15:33:43,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f9de62a-0f1f-44b5-a4e9-bc52f49274c7/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