./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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-43_2a-drivers--usb--host--fusbh200-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 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:24:41,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:24:41,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:24:41,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:24:41,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:24:41,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:24:41,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:24:41,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:24:41,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:24:41,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:24:41,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:24:41,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:24:41,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:24:41,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:24:41,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:24:41,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:24:41,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:24:41,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:24:41,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:24:41,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:24:41,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:24:41,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:24:41,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:24:41,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:24:41,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:24:41,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:24:41,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:24:41,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:24:41,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:24:41,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:24:41,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:24:41,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:24:41,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:24:41,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:24:41,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:24:41,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:24:41,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:24:41,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:24:41,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:24:41,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:24:41,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:24:41,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:24:41,581 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:24:41,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:24:41,582 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:24:41,583 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:24:41,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:24:41,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:24:41,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:24:41,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:24:41,585 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:24:41,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:24:41,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:24:41,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:24:41,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:24:41,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:24:41,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:24:41,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:24:41,587 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:24:41,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:24:41,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:24:41,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:24:41,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:24:41,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:24:41,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:24:41,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:24:41,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:24:41,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:24:41,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:24:41,590 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:24:41,591 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:24:41,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:24:41,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:24:41,591 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 [2021-12-14 18:24:41,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:24:41,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:24:41,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:24:41,806 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:24:41,806 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:24:41,807 INFO L432 ainManager$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-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2021-12-14 18:24:41,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58f9a5b0/389bdd5f4fef46949e2618d4e0c9ad5a/FLAG84519841f [2021-12-14 18:24:42,552 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:24:42,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2021-12-14 18:24:42,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58f9a5b0/389bdd5f4fef46949e2618d4e0c9ad5a/FLAG84519841f [2021-12-14 18:24:42,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58f9a5b0/389bdd5f4fef46949e2618d4e0c9ad5a [2021-12-14 18:24:42,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:24:42,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:24:42,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:24:42,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:24:42,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:24:42,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:24:42" (1/1) ... [2021-12-14 18:24:42,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fe9460b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:42, skipping insertion in model container [2021-12-14 18:24:42,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:24:42" (1/1) ... [2021-12-14 18:24:42,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:24:42,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:24:45,444 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-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i[372305,372318] [2021-12-14 18:24:45,532 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-14 18:24:45,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:24:45,572 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:24:46,037 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-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i[372305,372318] [2021-12-14 18:24:46,042 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-14 18:24:46,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:24:46,142 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:24:46,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46 WrapperNode [2021-12-14 18:24:46,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:24:46,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:24:46,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:24:46,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:24:46,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:46,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:46,611 INFO L137 Inliner]: procedures = 333, calls = 4687, calls flagged for inlining = 151, calls inlined = 148, statements flattened = 11581 [2021-12-14 18:24:46,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:24:46,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:24:46,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:24:46,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:24:46,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:46,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:46,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:46,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:47,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:47,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:47,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:47,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:24:47,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:24:47,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:24:47,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:24:47,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (1/1) ... [2021-12-14 18:24:47,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:24:47,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:24:47,305 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) [2021-12-14 18:24:47,319 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 [2021-12-14 18:24:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2021-12-14 18:24:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2021-12-14 18:24:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_writel [2021-12-14 18:24:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_writel [2021-12-14 18:24:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2021-12-14 18:24:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2021-12-14 18:24:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2021-12-14 18:24:47,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2021-12-14 18:24:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-14 18:24:47,345 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-14 18:24:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_disable [2021-12-14 18:24:47,345 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_disable [2021-12-14 18:24:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_enqueue [2021-12-14 18:24:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_enqueue [2021-12-14 18:24:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:24:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:24:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:24:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:24:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2021-12-14 18:24:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2021-12-14 18:24:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_enable_event [2021-12-14 18:24:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_enable_event [2021-12-14 18:24:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-14 18:24:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-14 18:24:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_reset [2021-12-14 18:24:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_reset [2021-12-14 18:24:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-14 18:24:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-14 18:24:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:24:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:24:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2021-12-14 18:24:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2021-12-14 18:24:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2021-12-14 18:24:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2021-12-14 18:24:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2021-12-14 18:24:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2021-12-14 18:24:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2021-12-14 18:24:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2021-12-14 18:24:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_quiesce [2021-12-14 18:24:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_quiesce [2021-12-14 18:24:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_command_bit [2021-12-14 18:24:47,350 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_command_bit [2021-12-14 18:24:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:24:47,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:24:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:24:47,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:24:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2021-12-14 18:24:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2021-12-14 18:24:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_probe [2021-12-14 18:24:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_probe [2021-12-14 18:24:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2021-12-14 18:24:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2021-12-14 18:24:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_silence_controller [2021-12-14 18:24:47,352 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_silence_controller [2021-12-14 18:24:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 18:24:47,353 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 18:24:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:24:47,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:24:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_relinquish_port [2021-12-14 18:24:47,354 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_relinquish_port [2021-12-14 18:24:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2021-12-14 18:24:47,354 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2021-12-14 18:24:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:24:47,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:24:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2021-12-14 18:24:47,355 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2021-12-14 18:24:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-14 18:24:47,355 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-14 18:24:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_alloc [2021-12-14 18:24:47,355 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_alloc [2021-12-14 18:24:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-14 18:24:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-14 18:24:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2021-12-14 18:24:47,356 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2021-12-14 18:24:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:24:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:24:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:24:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-14 18:24:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-14 18:24:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_handed_over [2021-12-14 18:24:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_handed_over [2021-12-14 18:24:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2021-12-14 18:24:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2021-12-14 18:24:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:24:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 18:24:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-14 18:24:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-14 18:24:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-14 18:24:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-14 18:24:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2021-12-14 18:24:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2021-12-14 18:24:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_set_command_bit [2021-12-14 18:24:47,360 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_set_command_bit [2021-12-14 18:24:47,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-14 18:24:47,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-14 18:24:47,360 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:24:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:24:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_stop [2021-12-14 18:24:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_stop [2021-12-14 18:24:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-14 18:24:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-14 18:24:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-14 18:24:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-14 18:24:47,362 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_intr_unlinks [2021-12-14 18:24:47,362 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_intr_unlinks [2021-12-14 18:24:47,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:24:47,362 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 18:24:47,362 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 18:24:47,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:24:47,362 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2021-12-14 18:24:47,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2021-12-14 18:24:47,363 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2021-12-14 18:24:47,363 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2021-12-14 18:24:47,363 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-14 18:24:47,363 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-14 18:24:47,364 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2021-12-14 18:24:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2021-12-14 18:24:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fusbh200 [2021-12-14 18:24:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fusbh200 [2021-12-14 18:24:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 18:24:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 18:24:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-14 18:24:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-14 18:24:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:24:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:24:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_to_hcd [2021-12-14 18:24:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_to_hcd [2021-12-14 18:24:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2021-12-14 18:24:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2021-12-14 18:24:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 18:24:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 18:24:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2021-12-14 18:24:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2021-12-14 18:24:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-14 18:24:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-14 18:24:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2021-12-14 18:24:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2021-12-14 18:24:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_dequeue [2021-12-14 18:24:47,374 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_dequeue [2021-12-14 18:24:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2021-12-14 18:24:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2021-12-14 18:24:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_readl [2021-12-14 18:24:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_readl [2021-12-14 18:24:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_halt [2021-12-14 18:24:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_halt [2021-12-14 18:24:47,375 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-14 18:24:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-14 18:24:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer_complete [2021-12-14 18:24:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer_complete [2021-12-14 18:24:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 18:24:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 18:24:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_done [2021-12-14 18:24:47,376 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_done [2021-12-14 18:24:47,376 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_ASS [2021-12-14 18:24:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_ASS [2021-12-14 18:24:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_controller_death [2021-12-14 18:24:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_controller_death [2021-12-14 18:24:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_mem_cleanup [2021-12-14 18:24:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_mem_cleanup [2021-12-14 18:24:47,377 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-14 18:24:47,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-14 18:24:47,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:24:47,378 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2021-12-14 18:24:47,378 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2021-12-14 18:24:47,378 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2021-12-14 18:24:47,378 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2021-12-14 18:24:47,378 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-14 18:24:47,378 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-14 18:24:47,379 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_init [2021-12-14 18:24:47,379 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_init [2021-12-14 18:24:47,379 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:24:47,379 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:24:47,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 18:24:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 18:24:47,380 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_reset [2021-12-14 18:24:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_reset [2021-12-14 18:24:47,380 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-14 18:24:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-14 18:24:47,380 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-14 18:24:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-14 18:24:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_status_data [2021-12-14 18:24:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_status_data [2021-12-14 18:24:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:24:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:24:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-14 18:24:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-14 18:24:47,381 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 18:24:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 18:24:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:24:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_remove [2021-12-14 18:24:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_remove [2021-12-14 18:24:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-14 18:24:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-14 18:24:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-14 18:24:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-14 18:24:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:24:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:24:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2021-12-14 18:24:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2021-12-14 18:24:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_get_frame [2021-12-14 18:24:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_get_frame [2021-12-14 18:24:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:24:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:24:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_PSS [2021-12-14 18:24:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_PSS [2021-12-14 18:24:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:24:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-14 18:24:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:24:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:24:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-14 18:24:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-14 18:24:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:24:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2021-12-14 18:24:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2021-12-14 18:24:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2021-12-14 18:24:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2021-12-14 18:24:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2021-12-14 18:24:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2021-12-14 18:24:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:24:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_free [2021-12-14 18:24:47,386 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_free [2021-12-14 18:24:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2021-12-14 18:24:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2021-12-14 18:24:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qh_alloc [2021-12-14 18:24:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qh_alloc [2021-12-14 18:24:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-14 18:24:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-14 18:24:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:24:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:24:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2021-12-14 18:24:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2021-12-14 18:24:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fusbh200_init [2021-12-14 18:24:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fusbh200_init [2021-12-14 18:24:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-14 18:24:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-14 18:24:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-14 18:24:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-14 18:24:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 18:24:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 18:24:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2021-12-14 18:24:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2021-12-14 18:24:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_read_frame_index [2021-12-14 18:24:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_read_frame_index [2021-12-14 18:24:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-14 18:24:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-14 18:24:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_shutdown [2021-12-14 18:24:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_shutdown [2021-12-14 18:24:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2021-12-14 18:24:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2021-12-14 18:24:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2021-12-14 18:24:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2021-12-14 18:24:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2021-12-14 18:24:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2021-12-14 18:24:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_work [2021-12-14 18:24:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_work [2021-12-14 18:24:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2021-12-14 18:24:47,392 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:24:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2021-12-14 18:24:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 18:24:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2021-12-14 18:24:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 18:24:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_run [2021-12-14 18:24:47,393 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_run [2021-12-14 18:24:47,393 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-14 18:24:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-14 18:24:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:24:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:24:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 18:24:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 18:24:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2021-12-14 18:24:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2021-12-14 18:24:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:24:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_control [2021-12-14 18:24:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_control [2021-12-14 18:24:47,394 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-14 18:24:47,394 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-14 18:24:47,395 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_speed [2021-12-14 18:24:47,395 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_speed [2021-12-14 18:24:47,395 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer [2021-12-14 18:24:47,395 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer [2021-12-14 18:24:47,395 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_irq [2021-12-14 18:24:47,395 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_irq [2021-12-14 18:24:47,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:24:47,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:24:47,396 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-14 18:24:47,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-14 18:24:48,505 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:24:48,510 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:24:52,107 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:25:00,245 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2021-12-14 18:25:00,458 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:25:00,491 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:25:00,491 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 18:25:00,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:00 BoogieIcfgContainer [2021-12-14 18:25:00,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:25:00,499 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:25:00,499 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:25:00,502 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:25:00,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:24:42" (1/3) ... [2021-12-14 18:25:00,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24a240ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:25:00, skipping insertion in model container [2021-12-14 18:25:00,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:24:46" (2/3) ... [2021-12-14 18:25:00,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24a240ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:25:00, skipping insertion in model container [2021-12-14 18:25:00,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:00" (3/3) ... [2021-12-14 18:25:00,505 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2021-12-14 18:25:00,510 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:25:00,511 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:25:00,574 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:25:00,584 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 [2021-12-14 18:25:00,584 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:25:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand has 3545 states, 2437 states have (on average 1.3652031185884284) internal successors, (3327), 2523 states have internal predecessors, (3327), 968 states have call successors, (968), 139 states have call predecessors, (968), 138 states have return successors, (960), 941 states have call predecessors, (960), 960 states have call successors, (960) [2021-12-14 18:25:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-12-14 18:25:00,753 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:25:00,754 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, 1] [2021-12-14 18:25:00,755 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:25:00,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:25:00,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1486015269, now seen corresponding path program 1 times [2021-12-14 18:25:00,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:25:00,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892139647] [2021-12-14 18:25:00,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:25:00,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:25:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:25:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:25:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:25:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:25:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:25:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:25:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:25:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:25:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:25:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:01,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:25:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-14 18:25:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:25:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-14 18:25:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-14 18:25:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-14 18:25:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-14 18:25:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-14 18:25:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-14 18:25:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 18:25:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-14 18:25:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-14 18:25:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-14 18:25:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-14 18:25:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-14 18:25:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-14 18:25:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-14 18:25:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-14 18:25:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-14 18:25:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-14 18:25:02,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:25:02,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892139647] [2021-12-14 18:25:02,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892139647] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:25:02,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:25:02,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:25:02,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863490687] [2021-12-14 18:25:02,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:25:02,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:25:02,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:25:02,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:25:02,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:25:02,583 INFO L87 Difference]: Start difference. First operand has 3545 states, 2437 states have (on average 1.3652031185884284) internal successors, (3327), 2523 states have internal predecessors, (3327), 968 states have call successors, (968), 139 states have call predecessors, (968), 138 states have return successors, (960), 941 states have call predecessors, (960), 960 states have call successors, (960) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-14 18:25:10,739 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 [] [2021-12-14 18:25:13,560 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 [] [2021-12-14 18:25:15,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:25:15,115 INFO L93 Difference]: Finished difference Result 7490 states and 11292 transitions. [2021-12-14 18:25:15,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 18:25:15,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 375 [2021-12-14 18:25:15,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:25:15,165 INFO L225 Difference]: With dead ends: 7490 [2021-12-14 18:25:15,165 INFO L226 Difference]: Without dead ends: 3915 [2021-12-14 18:25:15,278 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 [2021-12-14 18:25:15,281 INFO L933 BasicCegarLoop]: 4870 mSDtfsCounter, 2684 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 2072 mSolverCounterSat, 3632 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2788 SdHoareTripleChecker+Valid, 7348 SdHoareTripleChecker+Invalid, 5706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3632 IncrementalHoareTripleChecker+Valid, 2072 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2021-12-14 18:25:15,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2788 Valid, 7348 Invalid, 5706 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3632 Valid, 2072 Invalid, 2 Unknown, 0 Unchecked, 11.9s Time] [2021-12-14 18:25:15,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3915 states. [2021-12-14 18:25:15,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3915 to 3511. [2021-12-14 18:25:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3511 states, 2419 states have (on average 1.3608929309632078) internal successors, (3292), 2495 states have internal predecessors, (3292), 955 states have call successors, (955), 137 states have call predecessors, (955), 136 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) [2021-12-14 18:25:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3511 states and 5200 transitions. [2021-12-14 18:25:15,583 INFO L78 Accepts]: Start accepts. Automaton has 3511 states and 5200 transitions. Word has length 375 [2021-12-14 18:25:15,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:25:15,584 INFO L470 AbstractCegarLoop]: Abstraction has 3511 states and 5200 transitions. [2021-12-14 18:25:15,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-14 18:25:15,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 5200 transitions. [2021-12-14 18:25:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-12-14 18:25:15,593 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:25:15,593 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, 1] [2021-12-14 18:25:15,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:25:15,594 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:25:15,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:25:15,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1727246993, now seen corresponding path program 1 times [2021-12-14 18:25:15,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:25:15,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120327703] [2021-12-14 18:25:15,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:25:15,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:25:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:25:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:25:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:25:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:25:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:25:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:25:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:25:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:25:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:25:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:25:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:25:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-14 18:25:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:25:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-14 18:25:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-14 18:25:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-14 18:25:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-14 18:25:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-14 18:25:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-14 18:25:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 18:25:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-14 18:25:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-14 18:25:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-14 18:25:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-14 18:25:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-14 18:25:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-14 18:25:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-14 18:25:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-14 18:25:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-14 18:25:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:25:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:25:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-14 18:25:16,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:25:16,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120327703] [2021-12-14 18:25:16,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120327703] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:25:16,569 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:25:16,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:25:16,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314778596] [2021-12-14 18:25:16,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:25:16,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:25:16,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:25:16,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:25:16,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:25:16,574 INFO L87 Difference]: Start difference. First operand 3511 states and 5200 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-14 18:25:26,418 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 [] [2021-12-14 18:25:28,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:25:31,032 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:25:34,413 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []