./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 ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 16:40:19,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:40:19,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:40:19,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:40:19,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:40:19,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:40:19,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:40:19,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:40:19,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:40:19,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:40:19,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:40:19,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:40:19,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:40:19,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:40:19,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:40:19,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:40:19,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:40:19,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:40:19,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:40:19,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:40:19,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:40:19,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:40:19,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:40:19,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:40:19,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:40:19,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:40:19,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:40:19,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:40:19,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:40:19,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:40:19,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:40:19,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:40:19,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:40:19,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:40:19,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:40:19,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:40:19,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:40:19,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:40:19,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:40:19,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:40:19,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:40:19,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:40:20,000 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:40:20,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:40:20,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:40:20,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:40:20,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:40:20,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:40:20,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:40:20,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:40:20,002 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:40:20,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:40:20,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:40:20,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:40:20,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:40:20,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:40:20,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:40:20,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:40:20,004 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:40:20,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:40:20,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:40:20,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:40:20,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:40:20,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:40:20,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:40:20,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:40:20,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:40:20,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:40:20,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:40:20,006 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:40:20,006 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:40:20,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:40:20,007 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:40:20,007 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 [2021-12-21 16:40:20,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:40:20,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:40:20,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:40:20,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:40:20,201 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:40:20,202 INFO L432 ainManager$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 [2021-12-21 16:40:20,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7862c587f/a2762bdca2e74a8eb6404ba2536b9dd5/FLAG364fcca18 [2021-12-21 16:40:20,846 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:40:20,846 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 [2021-12-21 16:40:20,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7862c587f/a2762bdca2e74a8eb6404ba2536b9dd5/FLAG364fcca18 [2021-12-21 16:40:21,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7862c587f/a2762bdca2e74a8eb6404ba2536b9dd5 [2021-12-21 16:40:21,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:40:21,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:40:21,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:40:21,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:40:21,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:40:21,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:40:21" (1/1) ... [2021-12-21 16:40:21,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d6a528b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:21, skipping insertion in model container [2021-12-21 16:40:21,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:40:21" (1/1) ... [2021-12-21 16:40:21,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:40:21,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:40:23,514 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] [2021-12-21 16:40:23,685 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-21 16:40:23,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:40:23,714 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:40:24,104 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] [2021-12-21 16:40:24,114 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-21 16:40:24,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:40:24,181 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:40:24,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24 WrapperNode [2021-12-21 16:40:24,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:40:24,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:40:24,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:40:24,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:40:24,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,561 INFO L137 Inliner]: procedures = 381, calls = 4764, calls flagged for inlining = 148, calls inlined = 144, statements flattened = 11505 [2021-12-21 16:40:24,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:40:24,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:40:24,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:40:24,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:40:24,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:24,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:40:24,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:40:24,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:40:24,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:40:24,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (1/1) ... [2021-12-21 16:40:25,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:40:25,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:40:25,028 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) [2021-12-21 16:40:25,047 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 [2021-12-21 16:40:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2021-12-21 16:40:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2021-12-21 16:40:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2021-12-21 16:40:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2021-12-21 16:40:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2021-12-21 16:40:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2021-12-21 16:40:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2021-12-21 16:40:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2021-12-21 16:40:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-21 16:40:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-21 16:40:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2021-12-21 16:40:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2021-12-21 16:40:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:40:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:40:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-21 16:40:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-21 16:40:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2021-12-21 16:40:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2021-12-21 16:40:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2021-12-21 16:40:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2021-12-21 16:40:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-12-21 16:40:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-12-21 16:40:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2021-12-21 16:40:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2021-12-21 16:40:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-21 16:40:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-21 16:40:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:40:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:40:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2021-12-21 16:40:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2021-12-21 16:40:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2021-12-21 16:40:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2021-12-21 16:40:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2021-12-21 16:40:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2021-12-21 16:40:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2021-12-21 16:40:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2021-12-21 16:40:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-21 16:40:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-21 16:40:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:40:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:40:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2021-12-21 16:40:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2021-12-21 16:40:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2021-12-21 16:40:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2021-12-21 16:40:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2021-12-21 16:40:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2021-12-21 16:40:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2021-12-21 16:40:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2021-12-21 16:40:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2021-12-21 16:40:25,072 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2021-12-21 16:40:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-21 16:40:25,072 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-21 16:40:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:40:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:40:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2021-12-21 16:40:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2021-12-21 16:40:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:40:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:40:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2021-12-21 16:40:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2021-12-21 16:40:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2021-12-21 16:40:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2021-12-21 16:40:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2021-12-21 16:40:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2021-12-21 16:40:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-21 16:40:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-21 16:40:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-21 16:40:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-21 16:40:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2021-12-21 16:40:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2021-12-21 16:40:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-21 16:40:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-21 16:40:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-21 16:40:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-21 16:40:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2021-12-21 16:40:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2021-12-21 16:40:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2021-12-21 16:40:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2021-12-21 16:40:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2021-12-21 16:40:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2021-12-21 16:40:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2021-12-21 16:40:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2021-12-21 16:40:25,079 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-21 16:40:25,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-21 16:40:25,079 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2021-12-21 16:40:25,079 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2021-12-21 16:40:25,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:40:25,080 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 16:40:25,080 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 16:40:25,080 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-21 16:40:25,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-21 16:40:25,080 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2021-12-21 16:40:25,080 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2021-12-21 16:40:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2021-12-21 16:40:25,081 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2021-12-21 16:40:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:40:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-21 16:40:25,081 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-21 16:40:25,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-21 16:40:25,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-21 16:40:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-21 16:40:25,082 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-21 16:40:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-21 16:40:25,082 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2021-12-21 16:40:25,082 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2021-12-21 16:40:25,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 16:40:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 16:40:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2021-12-21 16:40:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2021-12-21 16:40:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 16:40:25,083 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 16:40:25,083 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-21 16:40:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-21 16:40:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2021-12-21 16:40:25,084 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2021-12-21 16:40:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-21 16:40:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-21 16:40:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:40:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:40:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2021-12-21 16:40:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2021-12-21 16:40:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2021-12-21 16:40:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2021-12-21 16:40:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2021-12-21 16:40:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2021-12-21 16:40:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2021-12-21 16:40:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2021-12-21 16:40:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-21 16:40:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-21 16:40:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2021-12-21 16:40:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2021-12-21 16:40:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2021-12-21 16:40:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2021-12-21 16:40:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-21 16:40:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-21 16:40:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2021-12-21 16:40:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2021-12-21 16:40:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-21 16:40:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-21 16:40:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 16:40:25,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 16:40:25,095 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 16:40:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 16:40:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-21 16:40:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-21 16:40:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2021-12-21 16:40:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2021-12-21 16:40:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2021-12-21 16:40:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2021-12-21 16:40:25,096 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2021-12-21 16:40:25,096 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2021-12-21 16:40:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-21 16:40:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-21 16:40:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2021-12-21 16:40:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2021-12-21 16:40:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-21 16:40:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-21 16:40:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2021-12-21 16:40:25,097 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2021-12-21 16:40:25,097 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2021-12-21 16:40:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2021-12-21 16:40:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2021-12-21 16:40:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2021-12-21 16:40:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-21 16:40:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-21 16:40:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2021-12-21 16:40:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2021-12-21 16:40:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-21 16:40:25,098 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-21 16:40:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2021-12-21 16:40:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2021-12-21 16:40:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2021-12-21 16:40:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2021-12-21 16:40:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2021-12-21 16:40:25,099 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2021-12-21 16:40:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2021-12-21 16:40:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2021-12-21 16:40:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-21 16:40:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-21 16:40:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:40:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2021-12-21 16:40:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2021-12-21 16:40:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_debug_buffer [2021-12-21 16:40:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_debug_buffer [2021-12-21 16:40:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2021-12-21 16:40:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2021-12-21 16:40:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2021-12-21 16:40:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2021-12-21 16:40:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2021-12-21 16:40:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2021-12-21 16:40:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-21 16:40:25,101 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-21 16:40:25,101 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-21 16:40:25,102 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-21 16:40:25,102 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2021-12-21 16:40:25,102 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2021-12-21 16:40:25,102 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-21 16:40:25,102 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-21 16:40:25,102 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:40:25,102 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:40:25,102 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2021-12-21 16:40:25,103 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2021-12-21 16:40:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-21 16:40:25,103 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-21 16:40:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 16:40:25,103 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 16:40:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:40:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2021-12-21 16:40:25,103 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2021-12-21 16:40:25,103 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-21 16:40:25,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-21 16:40:25,104 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-21 16:40:25,104 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-21 16:40:25,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:40:25,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:40:25,104 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2021-12-21 16:40:25,104 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2021-12-21 16:40:25,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-21 16:40:25,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-21 16:40:25,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:40:25,105 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2021-12-21 16:40:25,105 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2021-12-21 16:40:25,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-21 16:40:25,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-21 16:40:25,105 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-21 16:40:25,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-21 16:40:25,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:40:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2021-12-21 16:40:25,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2021-12-21 16:40:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2021-12-21 16:40:25,106 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2021-12-21 16:40:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2021-12-21 16:40:25,106 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2021-12-21 16:40:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:40:25,106 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2021-12-21 16:40:25,107 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2021-12-21 16:40:25,107 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2021-12-21 16:40:25,107 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2021-12-21 16:40:25,107 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2021-12-21 16:40:25,107 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2021-12-21 16:40:25,107 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-21 16:40:25,107 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-21 16:40:25,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 16:40:25,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 16:40:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2021-12-21 16:40:25,111 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2021-12-21 16:40:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2021-12-21 16:40:25,111 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2021-12-21 16:40:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-21 16:40:25,111 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-21 16:40:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-21 16:40:25,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-21 16:40:25,112 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-21 16:40:25,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-21 16:40:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2021-12-21 16:40:25,113 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2021-12-21 16:40:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-21 16:40:25,113 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-21 16:40:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2021-12-21 16:40:25,113 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2021-12-21 16:40:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2021-12-21 16:40:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2021-12-21 16:40:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2021-12-21 16:40:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2021-12-21 16:40:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2021-12-21 16:40:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2021-12-21 16:40:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2021-12-21 16:40:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2021-12-21 16:40:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 16:40:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 16:40:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2021-12-21 16:40:25,115 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2021-12-21 16:40:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2021-12-21 16:40:25,115 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2021-12-21 16:40:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-21 16:40:25,115 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-21 16:40:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2021-12-21 16:40:25,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2021-12-21 16:40:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-21 16:40:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-21 16:40:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-21 16:40:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-21 16:40:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-21 16:40:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-21 16:40:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-21 16:40:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-21 16:40:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2021-12-21 16:40:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2021-12-21 16:40:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:40:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2021-12-21 16:40:25,117 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2021-12-21 16:40:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2021-12-21 16:40:25,117 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2021-12-21 16:40:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2021-12-21 16:40:25,117 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2021-12-21 16:40:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:40:25,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:40:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-21 16:40:25,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-21 16:40:25,118 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:40:25,118 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:40:26,084 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:40:26,089 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:40:26,584 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:40:35,864 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_16_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_16 } true; [2021-12-21 16:40:36,043 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:40:36,066 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:40:36,067 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 16:40:36,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:40:36 BoogieIcfgContainer [2021-12-21 16:40:36,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:40:36,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:40:36,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:40:36,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:40:36,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:40:21" (1/3) ... [2021-12-21 16:40:36,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6e08b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:40:36, skipping insertion in model container [2021-12-21 16:40:36,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:40:24" (2/3) ... [2021-12-21 16:40:36,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6e08b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:40:36, skipping insertion in model container [2021-12-21 16:40:36,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:40:36" (3/3) ... [2021-12-21 16:40:36,080 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-21 16:40:36,084 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:40:36,085 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:40:36,125 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:40:36,129 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 [2021-12-21 16:40:36,129 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:40:36,188 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) [2021-12-21 16:40:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-12-21 16:40:36,199 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:40:36,200 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] [2021-12-21 16:40:36,200 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:40:36,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:40:36,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1724648938, now seen corresponding path program 1 times [2021-12-21 16:40:36,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:40:36,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429232181] [2021-12-21 16:40:36,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:40:36,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:40:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:40:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:40:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:40:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:40:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:40:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:40:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:40:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-21 16:40:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:36,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-21 16:40:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:40:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:40:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-21 16:40:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-21 16:40:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-21 16:40:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-21 16:40:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-21 16:40:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-21 16:40:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-21 16:40:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-21 16:40:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-21 16:40:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-21 16:40:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-21 16:40:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-21 16:40:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-21 16:40:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-21 16:40:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-21 16:40:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-21 16:40:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-21 16:40:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-21 16:40:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:40:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:40:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-21 16:40:37,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:40:37,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429232181] [2021-12-21 16:40:37,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429232181] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:40:37,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:40:37,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 16:40:37,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667638868] [2021-12-21 16:40:37,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:40:37,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 16:40:37,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:40:37,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 16:40:37,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:40:37,518 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) [2021-12-21 16:40:48,566 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 [] [2021-12-21 16:40:50,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:40:52,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:40:55,860 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:40:57,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:40:59,961 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:41:02,005 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:41:04,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:41:06,090 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:41:07,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:41:10,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:41:10,318 INFO L93 Difference]: Finished difference Result 7551 states and 11357 transitions. [2021-12-21 16:41:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-21 16:41:10,320 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 [2021-12-21 16:41:10,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:41:10,358 INFO L225 Difference]: With dead ends: 7551 [2021-12-21 16:41:10,359 INFO L226 Difference]: Without dead ends: 3946 [2021-12-21 16:41:10,379 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 [2021-12-21 16:41:10,381 INFO L933 BasicCegarLoop]: 4936 mSDtfsCounter, 1629 mSDsluCounter, 6368 mSDsCounter, 0 mSdLazyCounter, 4920 mSolverCounterSat, 2363 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1735 SdHoareTripleChecker+Valid, 11304 SdHoareTripleChecker+Invalid, 7292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2363 IncrementalHoareTripleChecker+Valid, 4920 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.2s IncrementalHoareTripleChecker+Time [2021-12-21 16:41:10,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1735 Valid, 11304 Invalid, 7292 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2363 Valid, 4920 Invalid, 9 Unknown, 0 Unchecked, 32.2s Time] [2021-12-21 16:41:10,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2021-12-21 16:41:10,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3561. [2021-12-21 16:41:10,632 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) [2021-12-21 16:41:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3561 states and 5260 transitions. [2021-12-21 16:41:10,656 INFO L78 Accepts]: Start accepts. Automaton has 3561 states and 5260 transitions. Word has length 374 [2021-12-21 16:41:10,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:41:10,657 INFO L470 AbstractCegarLoop]: Abstraction has 3561 states and 5260 transitions. [2021-12-21 16:41:10,657 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) [2021-12-21 16:41:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 5260 transitions. [2021-12-21 16:41:10,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-12-21 16:41:10,666 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:41:10,666 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] [2021-12-21 16:41:10,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:41:10,667 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:41:10,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:41:10,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1178241278, now seen corresponding path program 1 times [2021-12-21 16:41:10,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:41:10,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193466570] [2021-12-21 16:41:10,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:41:10,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:41:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:41:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-21 16:41:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-21 16:41:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:41:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-21 16:41:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:41:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:41:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-21 16:41:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-21 16:41:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:41:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 16:41:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-21 16:41:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-21 16:41:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-21 16:41:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-21 16:41:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-21 16:41:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-21 16:41:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-21 16:41:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-21 16:41:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-21 16:41:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-21 16:41:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-21 16:41:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-21 16:41:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-21 16:41:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-21 16:41:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-21 16:41:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-21 16:41:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-21 16:41:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-21 16:41:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:41:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:41:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-21 16:41:11,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:41:11,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193466570] [2021-12-21 16:41:11,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193466570] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:41:11,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:41:11,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:41:11,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326681603] [2021-12-21 16:41:11,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:41:11,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:41:11,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:41:11,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:41:11,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:41:11,535 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) [2021-12-21 16:41:23,531 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 [] [2021-12-21 16:41:25,689 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []