./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/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_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/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_536ca69d-2716-4d5b-94ec-0f3e305060d3/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 30733f200dc8370f05e0b3b892e3f5dfad9349a4937c910381098403fe8691aa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:11,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:11,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:11,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:11,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:11,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:11,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:11,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:11,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:11,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:11,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:11,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:11,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:11,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:11,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:11,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:11,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:11,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:11,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:11,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:11,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:11,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:11,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:11,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:11,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:11,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:11,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:11,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:11,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:11,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:11,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:11,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:11,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:11,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:11,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:11,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:11,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:11,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:11,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:11,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:11,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:11,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:52:11,571 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:11,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:11,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:11,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:11,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:11,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:11,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:11,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:11,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:11,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:11,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:11,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:11,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:11,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:11,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:11,583 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:11,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:11,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:11,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:11,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:11,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:11,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:11,585 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:11,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:11,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:11,586 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30733f200dc8370f05e0b3b892e3f5dfad9349a4937c910381098403fe8691aa [2021-11-23 15:52:11,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:11,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:11,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:11,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:11,889 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:11,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i [2021-11-23 15:52:11,964 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/86c439fe4/174a0f8925e54c4db4e6751f83b089cd/FLAGf51149c96 [2021-11-23 15:52:12,846 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:12,847 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i [2021-11-23 15:52:12,897 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/86c439fe4/174a0f8925e54c4db4e6751f83b089cd/FLAGf51149c96 [2021-11-23 15:52:13,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/86c439fe4/174a0f8925e54c4db4e6751f83b089cd [2021-11-23 15:52:13,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:13,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:13,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:13,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:13,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:13,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:13" (1/1) ... [2021-11-23 15:52:13,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78819859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:13, skipping insertion in model container [2021-11-23 15:52:13,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:13" (1/1) ... [2021-11-23 15:52:13,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:13,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:15,622 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i[400138,400151] [2021-11-23 15:52:15,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:15,756 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:16,305 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i[400138,400151] [2021-11-23 15:52:16,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:16,447 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:16,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16 WrapperNode [2021-11-23 15:52:16,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:16,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:16,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:16,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:16,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:16,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,020 INFO L137 Inliner]: procedures = 204, calls = 6025, calls flagged for inlining = 76, calls inlined = 73, statements flattened = 10425 [2021-11-23 15:52:17,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:17,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:17,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:17,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:17,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:17,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:17,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:17,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:17,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:17,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:17,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:17,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:17,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 15:52:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 15:52:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure edge_ioctl [2021-11-23 15:52:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_ioctl [2021-11-23 15:52:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure edge_write_room [2021-11-23 15:52:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_write_room [2021-11-23 15:52:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:52:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:52:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:52:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:52:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:52:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:52:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure edge_disconnect [2021-11-23 15:52:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_disconnect [2021-11-23 15:52:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure send_iosp_ext_cmd [2021-11-23 15:52:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure send_iosp_ext_cmd [2021-11-23 15:52:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure edge_bulk_in_callback [2021-11-23 15:52:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_bulk_in_callback [2021-11-23 15:52:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure edge_break [2021-11-23 15:52:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_break [2021-11-23 15:52:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2021-11-23 15:52:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2021-11-23 15:52:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:52:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:52:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:52:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:52:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:52:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:52:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:52:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:52:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2021-11-23 15:52:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2021-11-23 15:52:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2021-11-23 15:52:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2021-11-23 15:52:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure edge_set_termios [2021-11-23 15:52:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_set_termios [2021-11-23 15:52:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:52:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:52:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:52:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:52:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:52:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:52:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_lsr [2021-11-23 15:52:17,862 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_lsr [2021-11-23 15:52:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:52:17,862 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:52:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:52:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:52:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure edge_tiocmget [2021-11-23 15:52:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_tiocmget [2021-11-23 15:52:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-11-23 15:52:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-11-23 15:52:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure unicode_to_ascii [2021-11-23 15:52:17,864 INFO L138 BoogieDeclarations]: Found implementation of procedure unicode_to_ascii [2021-11-23 15:52:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:52:17,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:52:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2021-11-23 15:52:17,865 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2021-11-23 15:52:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure edge_throttle [2021-11-23 15:52:17,866 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_throttle [2021-11-23 15:52:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_next_binrec [2021-11-23 15:52:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_next_binrec [2021-11-23 15:52:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_msr [2021-11-23 15:52:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_msr [2021-11-23 15:52:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:52:17,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:52:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:52:17,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:52:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure edge_unthrottle [2021-11-23 15:52:17,869 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_unthrottle [2021-11-23 15:52:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure edge_interrupt_callback [2021-11-23 15:52:17,869 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_interrupt_callback [2021-11-23 15:52:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure change_port_settings [2021-11-23 15:52:17,870 INFO L138 BoogieDeclarations]: Found implementation of procedure change_port_settings [2021-11-23 15:52:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure edge_open [2021-11-23 15:52:17,870 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_open [2021-11-23 15:52:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:52:17,870 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:52:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:52:17,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:52:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure dump_product_info [2021-11-23 15:52:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_product_info [2021-11-23 15:52:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:52:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:52:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-23 15:52:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-23 15:52:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure edge_bulk_out_data_callback [2021-11-23 15:52:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_bulk_out_data_callback [2021-11-23 15:52:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:52:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:52:17,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:52:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:52:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure edge_release [2021-11-23 15:52:17,873 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_release [2021-11-23 15:52:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure edge_tty_recv [2021-11-23 15:52:17,874 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_tty_recv [2021-11-23 15:52:17,874 INFO L130 BoogieDeclarations]: Found specification of procedure send_more_port_data [2021-11-23 15:52:17,874 INFO L138 BoogieDeclarations]: Found implementation of procedure send_more_port_data [2021-11-23 15:52:17,875 INFO L130 BoogieDeclarations]: Found specification of procedure edge_close [2021-11-23 15:52:17,875 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_close [2021-11-23 15:52:17,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:17,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:52:17,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:52:17,876 INFO L130 BoogieDeclarations]: Found specification of procedure edge_chars_in_buffer [2021-11-23 15:52:17,876 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_chars_in_buffer [2021-11-23 15:52:17,876 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2021-11-23 15:52:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2021-11-23 15:52:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:52:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:52:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure rom_read [2021-11-23 15:52:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure rom_read [2021-11-23 15:52:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:52:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:52:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:52:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:52:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:52:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:52:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 15:52:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 15:52:17,882 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:52:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:52:17,882 INFO L130 BoogieDeclarations]: Found specification of procedure process_rcvd_status [2021-11-23 15:52:17,882 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rcvd_status [2021-11-23 15:52:17,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:17,884 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:52:17,884 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:52:17,885 INFO L130 BoogieDeclarations]: Found specification of procedure send_cmd_write_uart_register [2021-11-23 15:52:17,885 INFO L138 BoogieDeclarations]: Found implementation of procedure send_cmd_write_uart_register [2021-11-23 15:52:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure edge_tiocmset [2021-11-23 15:52:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_tiocmset [2021-11-23 15:52:17,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:52:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:52:17,892 INFO L130 BoogieDeclarations]: Found specification of procedure request_ihex_firmware [2021-11-23 15:52:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure request_ihex_firmware [2021-11-23 15:52:17,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:52:17,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:52:17,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:17,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:52:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:52:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure edge_startup [2021-11-23 15:52:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_startup [2021-11-23 15:52:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:52:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:52:17,893 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:52:17,893 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:52:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:52:17,894 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:52:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:52:17,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:52:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:52:17,894 INFO L130 BoogieDeclarations]: Found specification of procedure edge_port_remove [2021-11-23 15:52:17,894 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_port_remove [2021-11-23 15:52:17,894 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd_usb [2021-11-23 15:52:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd_usb [2021-11-23 15:52:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure block_until_chase_response [2021-11-23 15:52:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure block_until_chase_response [2021-11-23 15:52:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:52:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:52:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:52:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:52:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure edge_write [2021-11-23 15:52:17,895 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_write [2021-11-23 15:52:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:52:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:52:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 15:52:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 15:52:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-11-23 15:52:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-11-23 15:52:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2021-11-23 15:52:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2021-11-23 15:52:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure edge_port_probe [2021-11-23 15:52:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_port_probe [2021-11-23 15:52:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:52:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:52:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:18,974 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:18,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:30,882 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:30,887 INFO L158 Benchmark]: Toolchain (without parser) took 17586.11ms. Allocated memory was 104.9MB in the beginning and 293.6MB in the end (delta: 188.7MB). Free memory was 57.4MB in the beginning and 125.3MB in the end (delta: -67.9MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:30,887 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:30,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3135.08ms. Allocated memory was 104.9MB in the beginning and 174.1MB in the end (delta: 69.2MB). Free memory was 57.2MB in the beginning and 87.0MB in the end (delta: -29.8MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:30,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 572.56ms. Allocated memory is still 174.1MB. Free memory was 87.0MB in the beginning and 67.2MB in the end (delta: 19.8MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:30,889 INFO L158 Benchmark]: Boogie Preprocessor took 729.98ms. Allocated memory was 174.1MB in the beginning and 293.6MB in the end (delta: 119.5MB). Free memory was 67.2MB in the beginning and 153.4MB in the end (delta: -86.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:30,889 INFO L158 Benchmark]: RCFGBuilder took 13131.13ms. Allocated memory is still 293.6MB. Free memory was 153.4MB in the beginning and 125.3MB in the end (delta: 28.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:30,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 104.9MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3135.08ms. Allocated memory was 104.9MB in the beginning and 174.1MB in the end (delta: 69.2MB). Free memory was 57.2MB in the beginning and 87.0MB in the end (delta: -29.8MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 572.56ms. Allocated memory is still 174.1MB. Free memory was 87.0MB in the beginning and 67.2MB in the end (delta: 19.8MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 729.98ms. Allocated memory was 174.1MB in the beginning and 293.6MB in the end (delta: 119.5MB). Free memory was 67.2MB in the beginning and 153.4MB in the end (delta: -86.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * RCFGBuilder took 13131.13ms. Allocated memory is still 293.6MB. Free memory was 153.4MB in the beginning and 125.3MB in the end (delta: 28.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:30,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/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_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/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_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/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_536ca69d-2716-4d5b-94ec-0f3e305060d3/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 30733f200dc8370f05e0b3b892e3f5dfad9349a4937c910381098403fe8691aa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:33,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:33,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:33,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:33,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:33,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:33,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:33,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:33,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:33,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:33,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:33,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:33,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:33,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:33,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:33,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:33,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:33,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:33,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:33,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:33,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:33,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:33,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:33,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:33,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:33,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:33,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:33,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:33,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:33,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:33,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:33,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:33,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:33,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:33,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:33,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:33,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:33,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:33,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:33,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:33,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:33,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:52:33,524 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:33,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:33,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:33,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:33,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:33,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:33,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:33,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:33,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:33,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:33,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:33,529 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:33,529 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:33,529 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:33,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:33,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:33,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:33,530 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:33,530 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:33,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:33,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:33,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:33,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:33,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:33,532 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:33,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:33,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:33,532 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:33,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:33,533 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30733f200dc8370f05e0b3b892e3f5dfad9349a4937c910381098403fe8691aa [2021-11-23 15:52:33,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:33,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:33,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:33,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:33,952 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:33,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i [2021-11-23 15:52:34,038 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/c6e2258bc/a03c95fadfe9463cbae6ddaac79f73f0/FLAG96ef9b7bb [2021-11-23 15:52:35,032 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:35,033 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i [2021-11-23 15:52:35,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/c6e2258bc/a03c95fadfe9463cbae6ddaac79f73f0/FLAG96ef9b7bb [2021-11-23 15:52:35,383 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/data/c6e2258bc/a03c95fadfe9463cbae6ddaac79f73f0 [2021-11-23 15:52:35,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:35,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:35,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:35,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:35,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:35,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f9b214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35, skipping insertion in model container [2021-11-23 15:52:35,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:35,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:37,732 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i[400138,400151] [2021-11-23 15:52:37,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:37,898 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:52:37,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:38,510 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i[400138,400151] [2021-11-23 15:52:38,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:38,569 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:39,135 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_536ca69d-2716-4d5b-94ec-0f3e305060d3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--io_edgeport.ko-entry_point.cil.out.i[400138,400151] [2021-11-23 15:52:39,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:39,255 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:39,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39 WrapperNode [2021-11-23 15:52:39,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:39,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:39,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:39,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:39,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,713 INFO L137 Inliner]: procedures = 219, calls = 6025, calls flagged for inlining = 76, calls inlined = 73, statements flattened = 10068 [2021-11-23 15:52:39,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:39,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:39,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:39,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:39,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:40,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:40,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:40,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:40,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:40,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:40,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:40,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:40,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:40,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:40,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:40,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:40,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 15:52:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 15:52:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure edge_ioctl [2021-11-23 15:52:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_ioctl [2021-11-23 15:52:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:52:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure edge_write_room [2021-11-23 15:52:40,505 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_write_room [2021-11-23 15:52:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:52:40,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:52:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:52:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:52:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:52:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:52:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:52:40,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:52:40,506 INFO L130 BoogieDeclarations]: Found specification of procedure edge_disconnect [2021-11-23 15:52:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_disconnect [2021-11-23 15:52:40,507 INFO L130 BoogieDeclarations]: Found specification of procedure send_iosp_ext_cmd [2021-11-23 15:52:40,507 INFO L138 BoogieDeclarations]: Found implementation of procedure send_iosp_ext_cmd [2021-11-23 15:52:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure edge_bulk_in_callback [2021-11-23 15:52:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_bulk_in_callback [2021-11-23 15:52:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure edge_break [2021-11-23 15:52:40,508 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_break [2021-11-23 15:52:40,508 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2021-11-23 15:52:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2021-11-23 15:52:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:52:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:52:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:52:40,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:52:40,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:52:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:52:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:52:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:52:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2021-11-23 15:52:40,510 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2021-11-23 15:52:40,510 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2021-11-23 15:52:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2021-11-23 15:52:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure edge_set_termios [2021-11-23 15:52:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_set_termios [2021-11-23 15:52:40,511 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:52:40,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:52:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:52:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:52:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:52:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:52:40,512 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_lsr [2021-11-23 15:52:40,512 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_lsr [2021-11-23 15:52:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:52:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:52:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:52:40,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:52:40,513 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure edge_tiocmget [2021-11-23 15:52:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_tiocmget [2021-11-23 15:52:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-11-23 15:52:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-11-23 15:52:40,514 INFO L130 BoogieDeclarations]: Found specification of procedure unicode_to_ascii [2021-11-23 15:52:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure unicode_to_ascii [2021-11-23 15:52:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:52:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:52:40,515 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2021-11-23 15:52:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2021-11-23 15:52:40,516 INFO L130 BoogieDeclarations]: Found specification of procedure edge_throttle [2021-11-23 15:52:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_throttle [2021-11-23 15:52:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_next_binrec [2021-11-23 15:52:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_next_binrec [2021-11-23 15:52:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_msr [2021-11-23 15:52:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_msr [2021-11-23 15:52:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:52:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:52:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:52:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:52:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:52:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure edge_unthrottle [2021-11-23 15:52:40,538 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_unthrottle [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:52:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure edge_interrupt_callback [2021-11-23 15:52:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_interrupt_callback [2021-11-23 15:52:40,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:52:40,539 INFO L130 BoogieDeclarations]: Found specification of procedure change_port_settings [2021-11-23 15:52:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure change_port_settings [2021-11-23 15:52:40,539 INFO L130 BoogieDeclarations]: Found specification of procedure edge_open [2021-11-23 15:52:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_open [2021-11-23 15:52:40,539 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:52:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:52:40,540 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:52:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:52:40,540 INFO L130 BoogieDeclarations]: Found specification of procedure dump_product_info [2021-11-23 15:52:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_product_info [2021-11-23 15:52:40,540 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:52:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:52:40,540 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-23 15:52:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-23 15:52:40,540 INFO L130 BoogieDeclarations]: Found specification of procedure edge_bulk_out_data_callback [2021-11-23 15:52:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_bulk_out_data_callback [2021-11-23 15:52:40,541 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:52:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:52:40,541 INFO L130 BoogieDeclarations]: Found specification of procedure edge_release [2021-11-23 15:52:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_release [2021-11-23 15:52:40,541 INFO L130 BoogieDeclarations]: Found specification of procedure edge_tty_recv [2021-11-23 15:52:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_tty_recv [2021-11-23 15:52:40,541 INFO L130 BoogieDeclarations]: Found specification of procedure send_more_port_data [2021-11-23 15:52:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure send_more_port_data [2021-11-23 15:52:40,542 INFO L130 BoogieDeclarations]: Found specification of procedure edge_close [2021-11-23 15:52:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_close [2021-11-23 15:52:40,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:52:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:52:40,542 INFO L130 BoogieDeclarations]: Found specification of procedure edge_chars_in_buffer [2021-11-23 15:52:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_chars_in_buffer [2021-11-23 15:52:40,542 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2021-11-23 15:52:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2021-11-23 15:52:40,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:52:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:52:40,543 INFO L130 BoogieDeclarations]: Found specification of procedure rom_read [2021-11-23 15:52:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rom_read [2021-11-23 15:52:40,543 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:52:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:52:40,543 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:52:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:52:40,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:52:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:52:40,544 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 15:52:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 15:52:40,544 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:52:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:52:40,544 INFO L130 BoogieDeclarations]: Found specification of procedure process_rcvd_status [2021-11-23 15:52:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rcvd_status [2021-11-23 15:52:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:52:40,546 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:52:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:52:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:52:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure send_cmd_write_uart_register [2021-11-23 15:52:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure send_cmd_write_uart_register [2021-11-23 15:52:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:52:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:52:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure edge_tiocmset [2021-11-23 15:52:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_tiocmset [2021-11-23 15:52:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:52:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:52:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure request_ihex_firmware [2021-11-23 15:52:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure request_ihex_firmware [2021-11-23 15:52:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:52:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:52:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:52:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:52:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure edge_startup [2021-11-23 15:52:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_startup [2021-11-23 15:52:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:52:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:52:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:52:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:52:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:52:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:52:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:52:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:52:40,558 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:52:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:52:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:52:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:52:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure edge_port_remove [2021-11-23 15:52:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_port_remove [2021-11-23 15:52:40,559 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd_usb [2021-11-23 15:52:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd_usb [2021-11-23 15:52:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure block_until_chase_response [2021-11-23 15:52:40,560 INFO L138 BoogieDeclarations]: Found implementation of procedure block_until_chase_response [2021-11-23 15:52:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:52:40,560 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:52:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:52:40,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:52:40,560 INFO L130 BoogieDeclarations]: Found specification of procedure edge_write [2021-11-23 15:52:40,561 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_write [2021-11-23 15:52:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:52:40,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:52:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 15:52:40,561 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 15:52:40,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:52:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-11-23 15:52:40,562 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-11-23 15:52:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2021-11-23 15:52:40,562 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2021-11-23 15:52:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure edge_port_probe [2021-11-23 15:52:40,562 INFO L138 BoogieDeclarations]: Found implementation of procedure edge_port_probe [2021-11-23 15:52:40,562 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:52:40,563 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:52:40,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:40,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:41,532 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:41,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:57,413 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:57,416 INFO L158 Benchmark]: Toolchain (without parser) took 22027.64ms. Allocated memory was 69.2MB in the beginning and 453.0MB in the end (delta: 383.8MB). Free memory was 36.1MB in the beginning and 315.5MB in the end (delta: -279.4MB). Peak memory consumption was 205.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:57,425 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:57,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3865.17ms. Allocated memory was 69.2MB in the beginning and 226.5MB in the end (delta: 157.3MB). Free memory was 35.8MB in the beginning and 77.2MB in the end (delta: -41.4MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:57,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 456.61ms. Allocated memory is still 226.5MB. Free memory was 77.2MB in the beginning and 86.0MB in the end (delta: -8.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:57,429 INFO L158 Benchmark]: Boogie Preprocessor took 608.17ms. Allocated memory was 226.5MB in the beginning and 453.0MB in the end (delta: 226.5MB). Free memory was 86.0MB in the beginning and 315.9MB in the end (delta: -230.0MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:57,430 INFO L158 Benchmark]: RCFGBuilder took 17090.49ms. Allocated memory is still 453.0MB. Free memory was 315.9MB in the beginning and 315.5MB in the end (delta: 438.3kB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:57,432 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3865.17ms. Allocated memory was 69.2MB in the beginning and 226.5MB in the end (delta: 157.3MB). Free memory was 35.8MB in the beginning and 77.2MB in the end (delta: -41.4MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 456.61ms. Allocated memory is still 226.5MB. Free memory was 77.2MB in the beginning and 86.0MB in the end (delta: -8.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 608.17ms. Allocated memory was 226.5MB in the beginning and 453.0MB in the end (delta: 226.5MB). Free memory was 86.0MB in the beginning and 315.9MB in the end (delta: -230.0MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * RCFGBuilder took 17090.49ms. Allocated memory is still 453.0MB. Free memory was 315.9MB in the beginning and 315.5MB in the end (delta: 438.3kB). Peak memory consumption was 100.7MB. 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 15:52:57,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_536ca69d-2716-4d5b-94ec-0f3e305060d3/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