./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:06:58,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:06:58,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:06:58,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:06:58,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:06:58,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:06:58,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:06:58,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:06:58,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:06:58,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:06:58,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:06:58,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:06:58,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:06:58,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:06:58,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:06:58,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:06:58,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:06:58,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:06:58,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:06:58,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:06:58,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:06:58,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:06:58,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:06:58,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:06:58,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:06:58,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:06:58,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:06:58,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:06:58,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:06:58,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:06:58,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:06:58,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:06:58,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:06:58,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:06:58,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:06:58,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:06:58,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:06:58,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:06:58,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:06:58,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:06:58,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:06:58,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:06:58,340 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:06:58,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:06:58,341 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:06:58,341 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:06:58,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:06:58,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:06:58,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:06:58,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:06:58,343 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:06:58,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:06:58,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:06:58,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:06:58,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:06:58,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:06:58,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:06:58,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:06:58,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:06:58,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:06:58,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:06:58,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:06:58,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:06:58,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:06:58,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:06:58,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:06:58,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:06:58,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:06:58,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:06:58,347 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:06:58,347 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:06:58,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:06:58,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:06:58,348 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 [2021-12-22 15:06:58,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:06:58,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:06:58,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:06:58,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:06:58,593 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:06:58,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-22 15:06:58,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91d75aed7/feef1a2ed1564574b4f3dafc0604e8ee/FLAGaca9d4c00 [2021-12-22 15:06:59,485 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:06:59,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-22 15:06:59,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91d75aed7/feef1a2ed1564574b4f3dafc0604e8ee/FLAGaca9d4c00 [2021-12-22 15:06:59,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91d75aed7/feef1a2ed1564574b4f3dafc0604e8ee [2021-12-22 15:06:59,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:06:59,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:06:59,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:06:59,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:06:59,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:06:59,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:59" (1/1) ... [2021-12-22 15:06:59,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3957ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:06:59, skipping insertion in model container [2021-12-22 15:06:59,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:06:59" (1/1) ... [2021-12-22 15:06:59,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:06:59,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:07:02,800 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[370344,370357] [2021-12-22 15:07:03,035 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-22 15:07:03,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:07:03,069 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:07:03,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[370344,370357] [2021-12-22 15:07:03,504 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-22 15:07:03,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:07:03,575 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:07:03,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03 WrapperNode [2021-12-22 15:07:03,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:07:03,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:07:03,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:07:03,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:07:03,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:03,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,066 INFO L137 Inliner]: procedures = 381, calls = 4764, calls flagged for inlining = 148, calls inlined = 144, statements flattened = 11505 [2021-12-22 15:07:04,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:07:04,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:07:04,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:07:04,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:07:04,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:07:04,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:07:04,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:07:04,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:07:04,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (1/1) ... [2021-12-22 15:07:04,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:07:04,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:07:04,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:07:04,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:07:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2021-12-22 15:07:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2021-12-22 15:07:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2021-12-22 15:07:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2021-12-22 15:07:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2021-12-22 15:07:04,766 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2021-12-22 15:07:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-22 15:07:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2021-12-22 15:07:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:07:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:07:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2021-12-22 15:07:04,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2021-12-22 15:07:04,767 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2021-12-22 15:07:04,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2021-12-22 15:07:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2021-12-22 15:07:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2021-12-22 15:07:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2021-12-22 15:07:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2021-12-22 15:07:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:07:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:07:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:07:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:07:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2021-12-22 15:07:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2021-12-22 15:07:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2021-12-22 15:07:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2021-12-22 15:07:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2021-12-22 15:07:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2021-12-22 15:07:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2021-12-22 15:07:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2021-12-22 15:07:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2021-12-22 15:07:04,770 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2021-12-22 15:07:04,770 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:07:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:07:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:07:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:07:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2021-12-22 15:07:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2021-12-22 15:07:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:07:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:07:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2021-12-22 15:07:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2021-12-22 15:07:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2021-12-22 15:07:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2021-12-22 15:07:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2021-12-22 15:07:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2021-12-22 15:07:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-22 15:07:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-22 15:07:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-22 15:07:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-22 15:07:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2021-12-22 15:07:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2021-12-22 15:07:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:07:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:07:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-22 15:07:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-22 15:07:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2021-12-22 15:07:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2021-12-22 15:07:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2021-12-22 15:07:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2021-12-22 15:07:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2021-12-22 15:07:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2021-12-22 15:07:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2021-12-22 15:07:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2021-12-22 15:07:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-22 15:07:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-22 15:07:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2021-12-22 15:07:04,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2021-12-22 15:07:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:07:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:07:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:07:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-22 15:07:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-22 15:07:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2021-12-22 15:07:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2021-12-22 15:07:04,776 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2021-12-22 15:07:04,776 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2021-12-22 15:07:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:07:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:07:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-22 15:07:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-22 15:07:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-22 15:07:04,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-22 15:07:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-22 15:07:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-22 15:07:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2021-12-22 15:07:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2021-12-22 15:07:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:07:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:07:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2021-12-22 15:07:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2021-12-22 15:07:04,783 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:07:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:07:04,787 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-22 15:07:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-22 15:07:04,787 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2021-12-22 15:07:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2021-12-22 15:07:04,788 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-22 15:07:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-22 15:07:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:07:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:07:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2021-12-22 15:07:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2021-12-22 15:07:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2021-12-22 15:07:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 15:07:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2021-12-22 15:07:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2021-12-22 15:07:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-22 15:07:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-22 15:07:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:07:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:07:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:07:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:07:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:07:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:07:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2021-12-22 15:07:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2021-12-22 15:07:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2021-12-22 15:07:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2021-12-22 15:07:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2021-12-22 15:07:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2021-12-22 15:07:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:07:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:07:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2021-12-22 15:07:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2021-12-22 15:07:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-22 15:07:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-22 15:07:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2021-12-22 15:07:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2021-12-22 15:07:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2021-12-22 15:07:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2021-12-22 15:07:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2021-12-22 15:07:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2021-12-22 15:07:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-22 15:07:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-22 15:07:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2021-12-22 15:07:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2021-12-22 15:07:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-22 15:07:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-22 15:07:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2021-12-22 15:07:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2021-12-22 15:07:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2021-12-22 15:07:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2021-12-22 15:07:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2021-12-22 15:07:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2021-12-22 15:07:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2021-12-22 15:07:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2021-12-22 15:07:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-22 15:07:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-22 15:07:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:07:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2021-12-22 15:07:04,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2021-12-22 15:07:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_debug_buffer [2021-12-22 15:07:04,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_debug_buffer [2021-12-22 15:07:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2021-12-22 15:07:04,804 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2021-12-22 15:07:04,805 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2021-12-22 15:07:04,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2021-12-22 15:07:04,805 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2021-12-22 15:07:04,805 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2021-12-22 15:07:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-22 15:07:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-22 15:07:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:07:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:07:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2021-12-22 15:07:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2021-12-22 15:07:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-22 15:07:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-22 15:07:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:07:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:07:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2021-12-22 15:07:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2021-12-22 15:07:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-22 15:07:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-22 15:07:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:07:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:07:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:07:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2021-12-22 15:07:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2021-12-22 15:07:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-22 15:07:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-22 15:07:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-22 15:07:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-22 15:07:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:07:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:07:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2021-12-22 15:07:04,811 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2021-12-22 15:07:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:07:04,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:07:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:07:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2021-12-22 15:07:04,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2021-12-22 15:07:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:07:04,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:07:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-22 15:07:04,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-22 15:07:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:07:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2021-12-22 15:07:04,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2021-12-22 15:07:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2021-12-22 15:07:04,813 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2021-12-22 15:07:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2021-12-22 15:07:04,813 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2021-12-22 15:07:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:07:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2021-12-22 15:07:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2021-12-22 15:07:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2021-12-22 15:07:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2021-12-22 15:07:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2021-12-22 15:07:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2021-12-22 15:07:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-22 15:07:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-22 15:07:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:07:04,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:07:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2021-12-22 15:07:04,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2021-12-22 15:07:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2021-12-22 15:07:04,819 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2021-12-22 15:07:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-22 15:07:04,821 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-22 15:07:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-22 15:07:04,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-22 15:07:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:07:04,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:07:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2021-12-22 15:07:04,831 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2021-12-22 15:07:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-22 15:07:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-22 15:07:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2021-12-22 15:07:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2021-12-22 15:07:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2021-12-22 15:07:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2021-12-22 15:07:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2021-12-22 15:07:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2021-12-22 15:07:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2021-12-22 15:07:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2021-12-22 15:07:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2021-12-22 15:07:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2021-12-22 15:07:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:07:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:07:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2021-12-22 15:07:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2021-12-22 15:07:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2021-12-22 15:07:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2021-12-22 15:07:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-22 15:07:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-22 15:07:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2021-12-22 15:07:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2021-12-22 15:07:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:07:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:07:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-22 15:07:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-22 15:07:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-22 15:07:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-22 15:07:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:07:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:07:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2021-12-22 15:07:04,836 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2021-12-22 15:07:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:07:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2021-12-22 15:07:04,836 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2021-12-22 15:07:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2021-12-22 15:07:04,836 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2021-12-22 15:07:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2021-12-22 15:07:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2021-12-22 15:07:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:07:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:07:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-22 15:07:04,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-22 15:07:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:07:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:07:06,003 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:07:06,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:07:06,442 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:07:16,652 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_16_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_16 } true; [2021-12-22 15:07:16,823 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:07:16,841 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:07:16,842 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:07:16,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:07:16 BoogieIcfgContainer [2021-12-22 15:07:16,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:07:16,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:07:16,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:07:16,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:07:16,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:06:59" (1/3) ... [2021-12-22 15:07:16,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693c1994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:07:16, skipping insertion in model container [2021-12-22 15:07:16,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:03" (2/3) ... [2021-12-22 15:07:16,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693c1994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:07:16, skipping insertion in model container [2021-12-22 15:07:16,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:07:16" (3/3) ... [2021-12-22 15:07:16,854 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-22 15:07:16,859 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:07:16,859 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:07:16,919 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:07:16,927 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:07:16,927 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:07:17,059 INFO L276 IsEmpty]: Start isEmpty. Operand has 3585 states, 2457 states have (on average 1.3626373626373627) internal successors, (3348), 2546 states have internal predecessors, (3348), 983 states have call successors, (983), 144 states have call predecessors, (983), 143 states have return successors, (975), 956 states have call predecessors, (975), 975 states have call successors, (975) [2021-12-22 15:07:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-12-22 15:07:17,074 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:07:17,075 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:07:17,076 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:07:17,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:07:17,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1724648938, now seen corresponding path program 1 times [2021-12-22 15:07:17,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:07:17,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854361150] [2021-12-22 15:07:17,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:07:17,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:07:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:07:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:07:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:17,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:07:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:07:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:07:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:07:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:07:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:07:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:07:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:07:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-22 15:07:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-22 15:07:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-22 15:07:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-22 15:07:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-22 15:07:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-22 15:07:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-22 15:07:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-22 15:07:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-22 15:07:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-22 15:07:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-22 15:07:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-22 15:07:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-22 15:07:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-22 15:07:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-22 15:07:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-22 15:07:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-22 15:07:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-22 15:07:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:18,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-22 15:07:18,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:07:18,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854361150] [2021-12-22 15:07:18,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854361150] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:07:18,728 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:07:18,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:07:18,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265526013] [2021-12-22 15:07:18,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:07:18,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:07:18,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:07:18,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:07:18,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:07:18,769 INFO L87 Difference]: Start difference. First operand has 3585 states, 2457 states have (on average 1.3626373626373627) internal successors, (3348), 2546 states have internal predecessors, (3348), 983 states have call successors, (983), 144 states have call predecessors, (983), 143 states have return successors, (975), 956 states have call predecessors, (975), 975 states have call successors, (975) Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-22 15:07:32,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:34,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:36,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:40,299 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:42,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:44,396 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:46,254 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:48,291 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:50,333 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:52,382 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:07:55,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:07:55,153 INFO L93 Difference]: Finished difference Result 7551 states and 11357 transitions. [2021-12-22 15:07:55,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:07:55,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 374 [2021-12-22 15:07:55,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:07:55,207 INFO L225 Difference]: With dead ends: 7551 [2021-12-22 15:07:55,207 INFO L226 Difference]: Without dead ends: 3946 [2021-12-22 15:07:55,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:07:55,236 INFO L933 BasicCegarLoop]: 4935 mSDtfsCounter, 1629 mSDsluCounter, 6374 mSDsCounter, 0 mSdLazyCounter, 4909 mSolverCounterSat, 2363 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1736 SdHoareTripleChecker+Valid, 11309 SdHoareTripleChecker+Invalid, 7281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2363 IncrementalHoareTripleChecker+Valid, 4909 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.6s IncrementalHoareTripleChecker+Time [2021-12-22 15:07:55,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1736 Valid, 11309 Invalid, 7281 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2363 Valid, 4909 Invalid, 9 Unknown, 0 Unchecked, 35.6s Time] [2021-12-22 15:07:55,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2021-12-22 15:07:55,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3561. [2021-12-22 15:07:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3561 states, 2445 states have (on average 1.3578732106339468) internal successors, (3320), 2524 states have internal predecessors, (3320), 973 states have call successors, (973), 143 states have call predecessors, (973), 142 states have return successors, (967), 948 states have call predecessors, (967), 967 states have call successors, (967) [2021-12-22 15:07:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3561 states and 5260 transitions. [2021-12-22 15:07:55,497 INFO L78 Accepts]: Start accepts. Automaton has 3561 states and 5260 transitions. Word has length 374 [2021-12-22 15:07:55,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:07:55,499 INFO L470 AbstractCegarLoop]: Abstraction has 3561 states and 5260 transitions. [2021-12-22 15:07:55,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-22 15:07:55,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 5260 transitions. [2021-12-22 15:07:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-12-22 15:07:55,511 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:07:55,511 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:07:55,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:07:55,512 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:07:55,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:07:55,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1178241278, now seen corresponding path program 1 times [2021-12-22 15:07:55,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:07:55,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424112074] [2021-12-22 15:07:55,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:07:55,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:07:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:07:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:07:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:07:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:07:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:55,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:07:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:07:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:07:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:07:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-22 15:07:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:07:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:07:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-22 15:07:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-22 15:07:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-22 15:07:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-22 15:07:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-22 15:07:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-22 15:07:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-22 15:07:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-22 15:07:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-22 15:07:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-22 15:07:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-22 15:07:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-22 15:07:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-22 15:07:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-22 15:07:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-22 15:07:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-22 15:07:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-22 15:07:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-22 15:07:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:07:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:07:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-22 15:07:56,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:07:56,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424112074] [2021-12-22 15:07:56,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424112074] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:07:56,557 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:07:56,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:07:56,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055795049] [2021-12-22 15:07:56,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:07:56,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:07:56,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:07:56,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:07:56,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:07:56,559 INFO L87 Difference]: Start difference. First operand 3561 states and 5260 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31)