./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:12:44,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:12:44,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:12:44,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:12:44,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:12:44,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:12:44,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:12:44,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:12:44,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:12:44,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:12:44,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:12:44,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:12:44,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:12:44,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:12:44,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:12:44,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:12:44,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:12:44,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:12:44,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:12:44,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:12:44,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:12:44,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:12:44,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:12:44,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:12:44,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:12:44,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:12:44,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:12:44,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:12:44,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:12:44,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:12:44,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:12:44,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:12:44,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:12:44,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:12:44,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:12:44,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:12:44,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:12:44,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:12:44,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:12:44,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:12:44,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:12:44,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:12:44,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:12:44,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:12:44,237 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:12:44,237 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:12:44,238 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:12:44,238 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:12:44,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:12:44,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:12:44,239 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:12:44,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:12:44,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:12:44,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:12:44,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:12:44,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:12:44,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:12:44,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:12:44,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:12:44,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:12:44,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:12:44,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:12:44,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:12:44,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:12:44,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:12:44,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:12:44,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:12:44,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:12:44,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:12:44,243 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:12:44,243 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:12:44,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:12:44,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:12:44,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 [2021-12-14 18:12:44,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:12:44,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:12:44,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:12:44,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:12:44,442 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:12:44,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-14 18:12:44,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db6676b89/70a39e5501fa480880d96adda05a4262/FLAG2dae056c6 [2021-12-14 18:12:45,160 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:12:45,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-14 18:12:45,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db6676b89/70a39e5501fa480880d96adda05a4262/FLAG2dae056c6 [2021-12-14 18:12:45,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db6676b89/70a39e5501fa480880d96adda05a4262 [2021-12-14 18:12:45,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:12:45,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:12:45,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:12:45,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:12:45,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:12:45,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:12:45" (1/1) ... [2021-12-14 18:12:45,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b71b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:45, skipping insertion in model container [2021-12-14 18:12:45,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:12:45" (1/1) ... [2021-12-14 18:12:45,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:12:45,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:12:47,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[370344,370357] [2021-12-14 18:12:47,459 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-14 18:12:47,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:12:47,491 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:12:47,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[370344,370357] [2021-12-14 18:12:47,835 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-14 18:12:47,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:12:47,933 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:12:47,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47 WrapperNode [2021-12-14 18:12:47,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:12:47,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:12:47,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:12:47,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:12:47,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,300 INFO L137 Inliner]: procedures = 381, calls = 4764, calls flagged for inlining = 148, calls inlined = 144, statements flattened = 11505 [2021-12-14 18:12:48,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:12:48,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:12:48,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:12:48,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:12:48,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:12:48,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:12:48,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:12:48,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:12:48,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (1/1) ... [2021-12-14 18:12:48,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:12:48,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:12:48,677 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 18:12:48,774 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 18:12:48,808 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2021-12-14 18:12:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2021-12-14 18:12:48,808 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2021-12-14 18:12:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2021-12-14 18:12:48,808 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2021-12-14 18:12:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2021-12-14 18:12:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2021-12-14 18:12:48,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2021-12-14 18:12:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-14 18:12:48,809 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-14 18:12:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2021-12-14 18:12:48,809 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2021-12-14 18:12:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:12:48,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:12:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:12:48,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:12:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2021-12-14 18:12:48,810 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2021-12-14 18:12:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2021-12-14 18:12:48,810 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2021-12-14 18:12:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-12-14 18:12:48,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-12-14 18:12:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2021-12-14 18:12:48,810 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2021-12-14 18:12:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-14 18:12:48,811 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-14 18:12:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:12:48,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:12:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2021-12-14 18:12:48,811 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2021-12-14 18:12:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2021-12-14 18:12:48,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2021-12-14 18:12:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2021-12-14 18:12:48,812 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2021-12-14 18:12:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2021-12-14 18:12:48,812 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2021-12-14 18:12:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:12:48,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:12:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:12:48,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:12:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2021-12-14 18:12:48,813 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2021-12-14 18:12:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2021-12-14 18:12:48,813 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2021-12-14 18:12:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2021-12-14 18:12:48,813 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2021-12-14 18:12:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2021-12-14 18:12:48,813 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2021-12-14 18:12:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2021-12-14 18:12:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2021-12-14 18:12:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 18:12:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 18:12:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:12:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:12:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2021-12-14 18:12:48,815 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2021-12-14 18:12:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:12:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:12:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2021-12-14 18:12:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2021-12-14 18:12:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2021-12-14 18:12:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2021-12-14 18:12:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2021-12-14 18:12:48,817 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2021-12-14 18:12:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-14 18:12:48,817 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-14 18:12:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 18:12:48,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 18:12:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2021-12-14 18:12:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2021-12-14 18:12:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:12:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:12:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-14 18:12:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-14 18:12:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2021-12-14 18:12:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2021-12-14 18:12:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2021-12-14 18:12:48,819 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2021-12-14 18:12:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2021-12-14 18:12:48,819 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2021-12-14 18:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 18:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2021-12-14 18:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-14 18:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-14 18:12:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2021-12-14 18:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:12:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-14 18:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-14 18:12:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2021-12-14 18:12:48,843 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2021-12-14 18:12:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-14 18:12:48,843 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-14 18:12:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:12:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:12:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-14 18:12:48,844 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-14 18:12:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2021-12-14 18:12:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2021-12-14 18:12:48,845 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:12:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2021-12-14 18:12:48,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_debug_buffer [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_debug_buffer [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:12:48,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:12:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:12:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2021-12-14 18:12:48,848 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-14 18:12:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-14 18:12:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2021-12-14 18:12:48,850 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2021-12-14 18:12:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2021-12-14 18:12:48,851 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2021-12-14 18:12:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2021-12-14 18:12:48,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2021-12-14 18:12:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2021-12-14 18:12:48,851 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2021-12-14 18:12:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:12:48,851 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:12:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2021-12-14 18:12:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2021-12-14 18:12:48,866 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2021-12-14 18:12:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2021-12-14 18:12:48,866 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 18:12:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 18:12:48,866 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2021-12-14 18:12:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2021-12-14 18:12:48,866 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 18:12:48,866 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 18:12:48,867 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-14 18:12:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-14 18:12:48,867 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:12:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:12:48,867 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 18:12:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 18:12:48,867 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2021-12-14 18:12:48,867 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2021-12-14 18:12:48,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:12:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2021-12-14 18:12:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2021-12-14 18:12:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2021-12-14 18:12:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2021-12-14 18:12:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2021-12-14 18:12:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2021-12-14 18:12:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:12:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:12:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-14 18:12:48,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-14 18:12:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:12:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:12:49,824 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:12:49,827 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:12:50,211 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:12:59,329 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_16_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_16 } true; [2021-12-14 18:12:59,459 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:12:59,480 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:12:59,480 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 18:12:59,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:12:59 BoogieIcfgContainer [2021-12-14 18:12:59,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:12:59,486 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:12:59,486 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:12:59,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:12:59,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:12:45" (1/3) ... [2021-12-14 18:12:59,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b96f444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:12:59, skipping insertion in model container [2021-12-14 18:12:59,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:47" (2/3) ... [2021-12-14 18:12:59,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b96f444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:12:59, skipping insertion in model container [2021-12-14 18:12:59,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:12:59" (3/3) ... [2021-12-14 18:12:59,490 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-14 18:12:59,493 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:12:59,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:12:59,537 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:12:59,543 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 18:12:59,543 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:12:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand has 3585 states, 2457 states have (on average 1.3626373626373627) internal successors, (3348), 2546 states have internal predecessors, (3348), 983 states have call successors, (983), 144 states have call predecessors, (983), 143 states have return successors, (975), 956 states have call predecessors, (975), 975 states have call successors, (975) [2021-12-14 18:12:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-12-14 18:12:59,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:12:59,620 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:12:59,621 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:12:59,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:12:59,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1724648938, now seen corresponding path program 1 times [2021-12-14 18:12:59,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:12:59,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567735492] [2021-12-14 18:12:59,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:12:59,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:13:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:13:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:13:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:13:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:13:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:13:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:13:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:13:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:13:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:13:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:13:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-14 18:13:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:13:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-14 18:13:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-14 18:13:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-14 18:13:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-14 18:13:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-14 18:13:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-14 18:13:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 18:13:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-14 18:13:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-14 18:13:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-14 18:13:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-14 18:13:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-14 18:13:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-14 18:13:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-14 18:13:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-14 18:13:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-14 18:13:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:00,996 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 18:13:00,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:13:00,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567735492] [2021-12-14 18:13:00,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567735492] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:13:00,998 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:13:00,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:13:00,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611827943] [2021-12-14 18:13:01,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:13:01,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:13:01,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:13:01,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:13:01,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:13:01,036 INFO L87 Difference]: Start difference. First operand has 3585 states, 2457 states have (on average 1.3626373626373627) internal successors, (3348), 2546 states have internal predecessors, (3348), 983 states have call successors, (983), 144 states have call predecessors, (983), 143 states have return successors, (975), 956 states have call predecessors, (975), 975 states have call successors, (975) Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-14 18:13:12,473 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 18:13:14,613 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:16,753 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:19,787 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:21,842 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:23,881 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:25,928 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:27,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:30,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:32,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:13:34,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:13:34,510 INFO L93 Difference]: Finished difference Result 7551 states and 11357 transitions. [2021-12-14 18:13:34,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 18:13:34,512 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 374 [2021-12-14 18:13:34,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:13:34,549 INFO L225 Difference]: With dead ends: 7551 [2021-12-14 18:13:34,549 INFO L226 Difference]: Without dead ends: 3946 [2021-12-14 18:13:34,572 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 18:13:34,575 INFO L933 BasicCegarLoop]: 4935 mSDtfsCounter, 1629 mSDsluCounter, 6377 mSDsCounter, 0 mSdLazyCounter, 4905 mSolverCounterSat, 2363 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1736 SdHoareTripleChecker+Valid, 11312 SdHoareTripleChecker+Invalid, 7278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2363 IncrementalHoareTripleChecker+Valid, 4905 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2021-12-14 18:13:34,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1736 Valid, 11312 Invalid, 7278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2363 Valid, 4905 Invalid, 10 Unknown, 0 Unchecked, 32.9s Time] [2021-12-14 18:13:34,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2021-12-14 18:13:34,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3561. [2021-12-14 18:13:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3561 states, 2445 states have (on average 1.3578732106339468) internal successors, (3320), 2524 states have internal predecessors, (3320), 973 states have call successors, (973), 143 states have call predecessors, (973), 142 states have return successors, (967), 948 states have call predecessors, (967), 967 states have call successors, (967) [2021-12-14 18:13:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3561 states and 5260 transitions. [2021-12-14 18:13:34,794 INFO L78 Accepts]: Start accepts. Automaton has 3561 states and 5260 transitions. Word has length 374 [2021-12-14 18:13:34,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:13:34,796 INFO L470 AbstractCegarLoop]: Abstraction has 3561 states and 5260 transitions. [2021-12-14 18:13:34,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-14 18:13:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 5260 transitions. [2021-12-14 18:13:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-12-14 18:13:34,804 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:13:34,805 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:13:34,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:13:34,805 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:13:34,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:13:34,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1178241278, now seen corresponding path program 1 times [2021-12-14 18:13:34,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:13:34,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107201902] [2021-12-14 18:13:34,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:13:34,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:13:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:13:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:13:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:13:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:13:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:13:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:13:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:13:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:13:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:13:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:13:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:13:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-14 18:13:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:13:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-14 18:13:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-14 18:13:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-14 18:13:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-14 18:13:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-14 18:13:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-14 18:13:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-14 18:13:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-14 18:13:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-14 18:13:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-14 18:13:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-14 18:13:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-14 18:13:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-14 18:13:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-14 18:13:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-14 18:13:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-14 18:13:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:13:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:13:35,723 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 18:13:35,723 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:13:35,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107201902] [2021-12-14 18:13:35,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107201902] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:13:35,724 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:13:35,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:13:35,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482244080] [2021-12-14 18:13:35,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:13:35,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:13:35,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:13:35,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:13:35,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:13:35,726 INFO L87 Difference]: Start difference. First operand 3561 states and 5260 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-14 18:13:46,874 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 18:13:49,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []