./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.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 27c97bcf411d26ec272f425e404581082a84d844ce897669cae8d1db38d078c4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:41:43,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:41:43,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:41:43,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:41:43,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:41:43,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:41:43,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:41:43,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:41:43,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:41:43,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:41:43,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:41:43,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:41:43,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:41:43,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:41:43,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:41:43,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:41:43,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:41:43,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:41:43,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:41:43,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:41:43,404 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:41:43,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:41:43,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:41:43,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:41:43,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:41:43,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:41:43,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:41:43,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:41:43,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:41:43,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:41:43,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:41:43,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:41:43,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:41:43,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:41:43,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:41:43,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:41:43,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:41:43,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:41:43,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:41:43,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:41:43,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:41:43,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:41:43,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:41:43,456 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:41:43,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:41:43,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:41:43,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:41:43,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:41:43,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:41:43,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:41:43,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:41:43,461 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:41:43,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:41:43,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:41:43,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:41:43,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:41:43,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:41:43,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:41:43,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:41:43,463 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:41:43,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:41:43,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:41:43,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:41:43,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:41:43,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:41:43,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:41:43,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:41:43,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:41:43,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:41:43,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:41:43,467 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:41:43,467 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:41:43,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:41:43,468 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27c97bcf411d26ec272f425e404581082a84d844ce897669cae8d1db38d078c4 [2022-07-12 14:41:43,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:41:43,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:41:43,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:41:43,726 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:41:43,726 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:41:43,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-07-12 14:41:43,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e68d3a6/0cc95b94f4fd4f41b02f13498a99d7b1/FLAG9409ee079 [2022-07-12 14:41:44,672 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:41:44,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-07-12 14:41:44,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e68d3a6/0cc95b94f4fd4f41b02f13498a99d7b1/FLAG9409ee079 [2022-07-12 14:41:45,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e68d3a6/0cc95b94f4fd4f41b02f13498a99d7b1 [2022-07-12 14:41:45,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:41:45,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:41:45,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:41:45,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:41:45,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:41:45,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:41:45" (1/1) ... [2022-07-12 14:41:45,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e499d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:45, skipping insertion in model container [2022-07-12 14:41:45,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:41:45" (1/1) ... [2022-07-12 14:41:45,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:41:45,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:41:50,434 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[624921,624934] [2022-07-12 14:41:50,437 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[625066,625079] [2022-07-12 14:41:50,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:41:50,522 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:41:51,295 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[624921,624934] [2022-07-12 14:41:51,306 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i[625066,625079] [2022-07-12 14:41:51,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:41:51,572 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:41:51,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51 WrapperNode [2022-07-12 14:41:51,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:41:51,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:41:51,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:41:51,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:41:51,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:51,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,240 INFO L137 Inliner]: procedures = 618, calls = 8980, calls flagged for inlining = 319, calls inlined = 245, statements flattened = 13694 [2022-07-12 14:41:52,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:41:52,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:41:52,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:41:52,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:41:52,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:41:52,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:41:52,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:41:52,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:41:52,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (1/1) ... [2022-07-12 14:41:52,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:41:52,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:41:52,969 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) [2022-07-12 14:41:52,989 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 [2022-07-12 14:41:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 14:41:53,002 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 14:41:53,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:41:53,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:41:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:41:53,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:41:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-07-12 14:41:53,003 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-07-12 14:41:53,003 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-07-12 14:41:53,004 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-07-12 14:41:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-07-12 14:41:53,004 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-07-12 14:41:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-07-12 14:41:53,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-07-12 14:41:53,004 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-07-12 14:41:53,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-07-12 14:41:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-07-12 14:41:53,005 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-07-12 14:41:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-07-12 14:41:53,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-07-12 14:41:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-07-12 14:41:53,005 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-07-12 14:41:53,005 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-07-12 14:41:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-07-12 14:41:53,006 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-07-12 14:41:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-07-12 14:41:53,006 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-07-12 14:41:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-07-12 14:41:53,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-07-12 14:41:53,006 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 14:41:53,007 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 14:41:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59 [2022-07-12 14:41:53,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59 [2022-07-12 14:41:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-12 14:41:53,007 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-07-12 14:41:53,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-07-12 14:41:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-07-12 14:41:53,008 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-07-12 14:41:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 14:41:53,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 14:41:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-12 14:41:53,008 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-12 14:41:53,008 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 14:41:53,009 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 14:41:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:41:53,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:41:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 14:41:53,009 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 14:41:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-07-12 14:41:53,010 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-07-12 14:41:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:41:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-07-12 14:41:53,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-07-12 14:41:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-07-12 14:41:53,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-07-12 14:41:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-07-12 14:41:53,011 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-07-12 14:41:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-12 14:41:53,011 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-12 14:41:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-12 14:41:53,011 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-12 14:41:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-07-12 14:41:53,011 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-07-12 14:41:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 14:41:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-07-12 14:41:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-07-12 14:41:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 14:41:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-07-12 14:41:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:41:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-07-12 14:41:53,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-07-12 14:41:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 14:41:53,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 14:41:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-07-12 14:41:53,013 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-07-12 14:41:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-07-12 14:41:53,013 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-07-12 14:41:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-07-12 14:41:53,013 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-07-12 14:41:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:41:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-07-12 14:41:53,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-07-12 14:41:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 14:41:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 14:41:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:41:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:41:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 14:41:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 14:41:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-12 14:41:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-12 14:41:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 14:41:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 14:41:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:41:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:41:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-07-12 14:41:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-07-12 14:41:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-12 14:41:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-12 14:41:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-07-12 14:41:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-07-12 14:41:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-07-12 14:41:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 14:41:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 14:41:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-07-12 14:41:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-07-12 14:41:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:41:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-12 14:41:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-12 14:41:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 14:41:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 14:41:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-12 14:41:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-12 14:41:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 14:41:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 14:41:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-07-12 14:41:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-07-12 14:41:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:41:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-07-12 14:41:53,018 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-07-12 14:41:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 14:41:53,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 14:41:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:41:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 14:41:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-07-12 14:41:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-07-12 14:41:53,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:41:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:41:53,019 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-07-12 14:41:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-07-12 14:41:53,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:41:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:41:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-12 14:41:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-12 14:41:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-12 14:41:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-12 14:41:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-07-12 14:41:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-07-12 14:41:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-07-12 14:41:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-07-12 14:41:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-07-12 14:41:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-07-12 14:41:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-12 14:41:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-12 14:41:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-07-12 14:41:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-07-12 14:41:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-07-12 14:41:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-07-12 14:41:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-07-12 14:41:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-07-12 14:41:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:41:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:41:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-07-12 14:41:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-07-12 14:41:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:41:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:41:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:41:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:41:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-07-12 14:41:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-07-12 14:41:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-07-12 14:41:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-07-12 14:41:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-07-12 14:41:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-07-12 14:41:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-07-12 14:41:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-07-12 14:41:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-07-12 14:41:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-07-12 14:41:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-07-12 14:41:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-07-12 14:41:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-07-12 14:41:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-07-12 14:41:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-07-12 14:41:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-07-12 14:41:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-07-12 14:41:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-07-12 14:41:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-07-12 14:41:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-07-12 14:41:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 14:41:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 14:41:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-07-12 14:41:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-07-12 14:41:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-07-12 14:41:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-07-12 14:41:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-07-12 14:41:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-07-12 14:41:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:41:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:41:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-07-12 14:41:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-07-12 14:41:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_5_4 [2022-07-12 14:41:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_5_4 [2022-07-12 14:41:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-07-12 14:41:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-07-12 14:41:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-07-12 14:41:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-07-12 14:41:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-07-12 14:41:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-07-12 14:41:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-07-12 14:41:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-07-12 14:41:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-07-12 14:41:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-07-12 14:41:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-07-12 14:41:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-07-12 14:41:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-07-12 14:41:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-07-12 14:41:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59___0 [2022-07-12 14:41:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59___0 [2022-07-12 14:41:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-07-12 14:41:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-07-12 14:41:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-07-12 14:41:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-07-12 14:41:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:41:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 14:41:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 14:41:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-07-12 14:41:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-07-12 14:41:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:41:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-07-12 14:41:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uvc_cleanup_10_2 [2022-07-12 14:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-07-12 14:41:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-07-12 14:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-07-12 14:41:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-07-12 14:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-07-12 14:41:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-07-12 14:41:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-07-12 14:41:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-07-12 14:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-12 14:41:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-12 14:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-12 14:41:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-12 14:41:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 14:41:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 14:41:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-07-12 14:41:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-07-12 14:41:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 14:41:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 14:41:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-07-12 14:41:53,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irqlock_of_uvc_video_queue [2022-07-12 14:41:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-07-12 14:41:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-07-12 14:41:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-07-12 14:41:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-07-12 14:41:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 14:41:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 14:41:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-07-12 14:41:53,035 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-07-12 14:41:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 14:41:53,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 14:41:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 14:41:53,036 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 14:41:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uvc_clock [2022-07-12 14:41:53,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uvc_clock [2022-07-12 14:41:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-07-12 14:41:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-07-12 14:41:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-07-12 14:41:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-07-12 14:41:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-07-12 14:41:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-07-12 14:41:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-07-12 14:41:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-07-12 14:41:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-07-12 14:41:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-07-12 14:41:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-07-12 14:41:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-07-12 14:41:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-07-12 14:41:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-07-12 14:41:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:41:53,038 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:41:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:41:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:41:53,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:41:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-07-12 14:41:53,039 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-07-12 14:41:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-07-12 14:41:53,039 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-07-12 14:41:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 14:41:53,040 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 14:41:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-07-12 14:41:53,040 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-07-12 14:41:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 14:41:53,040 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 14:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-07-12 14:41:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-07-12 14:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-07-12 14:41:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-07-12 14:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-07-12 14:41:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-07-12 14:41:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-07-12 14:41:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-07-12 14:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-07-12 14:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-07-12 14:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-07-12 14:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-07-12 14:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-12 14:41:53,042 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-12 14:41:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-07-12 14:41:53,043 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-07-12 14:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-07-12 14:41:53,043 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-07-12 14:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 14:41:53,043 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 14:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-07-12 14:41:53,043 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-07-12 14:41:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-07-12 14:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-07-12 14:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 14:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 14:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-07-12 14:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-07-12 14:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-07-12 14:41:53,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-07-12 14:41:53,044 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-07-12 14:41:53,045 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-07-12 14:41:53,045 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-07-12 14:41:53,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-07-12 14:41:53,045 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-07-12 14:41:53,045 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-07-12 14:41:53,045 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-07-12 14:41:53,045 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-07-12 14:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-07-12 14:41:53,046 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-07-12 14:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-07-12 14:41:53,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-07-12 14:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-07-12 14:41:53,046 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-07-12 14:41:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 14:41:53,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 14:41:54,286 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:41:54,291 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:41:54,486 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:41:54,765 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11812: SUMMARY for call __copy_to_user_nocheck_#t~ret1079#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-07-12 14:41:54,765 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume 0 != __copy_to_user_nocheck_~tmp___1~14#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,765 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11849: assume !(0 != __copy_to_user_nocheck_~tmp___1~14#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,765 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:54,766 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11804: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:54,766 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:54,766 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11808: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:54,766 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:54,766 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11796: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:54,766 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:54,767 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11800: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:54,767 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11833: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1077#1 && __copy_to_user_nocheck_#t~ret1077#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~24#1 := __copy_to_user_nocheck_#t~ret1077#1;havoc __copy_to_user_nocheck_#t~ret1077#1; [2022-07-12 14:41:54,775 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:54,775 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11792: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:54,775 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11805: SUMMARY for call __copy_to_user_nocheck_#t~ret1077#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11809: SUMMARY for call __copy_to_user_nocheck_#t~ret1078#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11797: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11859: __copy_to_user_nocheck_~tmp___2~10#1 := __copy_to_user_nocheck_#t~ret1079#1;havoc __copy_to_user_nocheck_#t~ret1079#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11801: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11789: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11793: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,776 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:54,777 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:54,777 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11847: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1078#1 && __copy_to_user_nocheck_#t~ret1078#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~14#1 := __copy_to_user_nocheck_#t~ret1078#1;havoc __copy_to_user_nocheck_#t~ret1078#1; [2022-07-12 14:41:54,777 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume 0 != __copy_to_user_nocheck_~tmp___0~24#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:54,777 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11835: assume !(0 != __copy_to_user_nocheck_~tmp___0~24#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-07-12 14:41:57,162 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11700: SUMMARY for call __copy_from_user_nocheck_#t~ret1073#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-07-12 14:41:57,163 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11692: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,163 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11696: SUMMARY for call __copy_from_user_nocheck_#t~ret1072#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-07-12 14:41:57,163 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11729: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1072#1 && __copy_from_user_nocheck_#t~ret1072#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~23#1 := __copy_from_user_nocheck_#t~ret1072#1;havoc __copy_from_user_nocheck_#t~ret1072#1; [2022-07-12 14:41:57,163 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11684: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume 0 != __copy_from_user_nocheck_~tmp___1~13#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11746: assume !(0 != __copy_from_user_nocheck_~tmp___1~13#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11688: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11680: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume 0 != __copy_from_user_nocheck_~tmp___0~23#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume !(0 != __copy_from_user_nocheck_~tmp___0~23#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-07-12 14:41:57,164 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11756: __copy_from_user_nocheck_~tmp___2~9#1 := __copy_from_user_nocheck_#t~ret1074#1;havoc __copy_from_user_nocheck_#t~ret1074#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~9#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~9#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~9#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-07-12 14:41:57,165 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:57,165 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:57,165 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1073#1 && __copy_from_user_nocheck_#t~ret1073#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~13#1 := __copy_from_user_nocheck_#t~ret1073#1;havoc __copy_from_user_nocheck_#t~ret1073#1; [2022-07-12 14:41:57,165 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:57,165 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11699: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:57,165 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11703: SUMMARY for call __copy_from_user_nocheck_#t~ret1074#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11695: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:41:57,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-07-12 14:41:57,167 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-07-12 14:44:31,291 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 14:44:31,369 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:44:31,405 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:44:31,405 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-07-12 14:44:31,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:44:31 BoogieIcfgContainer [2022-07-12 14:44:31,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:44:31,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:44:31,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:44:31,417 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:44:31,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:41:45" (1/3) ... [2022-07-12 14:44:31,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378f1751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:44:31, skipping insertion in model container [2022-07-12 14:44:31,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:41:51" (2/3) ... [2022-07-12 14:44:31,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378f1751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:44:31, skipping insertion in model container [2022-07-12 14:44:31,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:44:31" (3/3) ... [2022-07-12 14:44:31,419 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2022-07-12 14:44:31,431 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:44:31,431 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:44:31,542 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:44:31,546 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@112bd615, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@260523dd [2022-07-12 14:44:31,547 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:44:31,558 INFO L276 IsEmpty]: Start isEmpty. Operand has 3333 states, 2495 states have (on average 1.3791583166332666) internal successors, (3441), 2513 states have internal predecessors, (3441), 680 states have call successors, (680), 158 states have call predecessors, (680), 157 states have return successors, (671), 665 states have call predecessors, (671), 671 states have call successors, (671) [2022-07-12 14:44:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-12 14:44:31,597 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:31,598 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:44:31,599 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:31,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:31,603 INFO L85 PathProgramCache]: Analyzing trace with hash -263341705, now seen corresponding path program 1 times [2022-07-12 14:44:31,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:44:31,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450859962] [2022-07-12 14:44:31,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:31,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:44:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:44:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:44:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:44:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:44:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:44:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:44:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:44:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:44:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:44:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:44:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:44:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:44:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:44:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:44:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:44:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:44:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:44:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:44:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:44:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:44:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:44:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:44:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:44:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:44:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:44:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:44:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:44:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:44:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:44:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:44:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:44:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-12 14:44:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-07-12 14:44:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-07-12 14:44:33,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:44:33,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450859962] [2022-07-12 14:44:33,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450859962] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:33,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:44:33,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:44:33,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639590324] [2022-07-12 14:44:33,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:33,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:44:33,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:44:33,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:44:33,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:44:33,746 INFO L87 Difference]: Start difference. First operand has 3333 states, 2495 states have (on average 1.3791583166332666) internal successors, (3441), 2513 states have internal predecessors, (3441), 680 states have call successors, (680), 158 states have call predecessors, (680), 157 states have return successors, (671), 665 states have call predecessors, (671), 671 states have call successors, (671) Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-12 14:44:35,978 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:44:38,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:44:46,945 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:44:49,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:49,986 INFO L93 Difference]: Finished difference Result 10372 states and 15242 transitions. [2022-07-12 14:44:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:44:49,991 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 375 [2022-07-12 14:44:49,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:50,055 INFO L225 Difference]: With dead ends: 10372 [2022-07-12 14:44:50,055 INFO L226 Difference]: Without dead ends: 7031 [2022-07-12 14:44:50,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:44:50,085 INFO L413 NwaCegarLoop]: 5137 mSDtfsCounter, 6509 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 2968 mSolverCounterSat, 2045 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7057 SdHoareTripleChecker+Valid, 11013 SdHoareTripleChecker+Invalid, 5016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2045 IncrementalHoareTripleChecker+Valid, 2968 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:50,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7057 Valid, 11013 Invalid, 5016 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2045 Valid, 2968 Invalid, 3 Unknown, 0 Unchecked, 15.6s Time] [2022-07-12 14:44:50,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7031 states. [2022-07-12 14:44:50,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7031 to 6401. [2022-07-12 14:44:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6401 states, 4840 states have (on average 1.3607438016528925) internal successors, (6586), 4876 states have internal predecessors, (6586), 1251 states have call successors, (1251), 309 states have call predecessors, (1251), 309 states have return successors, (1251), 1237 states have call predecessors, (1251), 1251 states have call successors, (1251) [2022-07-12 14:44:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6401 states to 6401 states and 9088 transitions. [2022-07-12 14:44:50,458 INFO L78 Accepts]: Start accepts. Automaton has 6401 states and 9088 transitions. Word has length 375 [2022-07-12 14:44:50,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:50,459 INFO L495 AbstractCegarLoop]: Abstraction has 6401 states and 9088 transitions. [2022-07-12 14:44:50,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-12 14:44:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 6401 states and 9088 transitions. [2022-07-12 14:44:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-07-12 14:44:50,473 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:50,473 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:44:50,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 14:44:50,474 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:50,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:50,474 INFO L85 PathProgramCache]: Analyzing trace with hash 893920024, now seen corresponding path program 1 times [2022-07-12 14:44:50,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:44:50,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437218254] [2022-07-12 14:44:50,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:50,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:44:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:44:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:44:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:44:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:44:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:44:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:44:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:44:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:44:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:44:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:44:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:44:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:44:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:44:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:44:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:44:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:44:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:44:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:44:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:44:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:44:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:44:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:44:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:44:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:44:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:44:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:44:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:44:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:44:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:44:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:44:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:44:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:44:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-12 14:44:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-07-12 14:44:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-12 14:44:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-07-12 14:44:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 14:44:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-07-12 14:44:51,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:44:51,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437218254] [2022-07-12 14:44:51,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437218254] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:51,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:44:51,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:44:51,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502168989] [2022-07-12 14:44:51,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:51,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:44:51,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:44:51,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:44:51,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:44:51,983 INFO L87 Difference]: Start difference. First operand 6401 states and 9088 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-12 14:44:54,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:44:56,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:05,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:08,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:45:08,257 INFO L93 Difference]: Finished difference Result 19683 states and 28187 transitions. [2022-07-12 14:45:08,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:45:08,258 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 398 [2022-07-12 14:45:08,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:45:08,335 INFO L225 Difference]: With dead ends: 19683 [2022-07-12 14:45:08,336 INFO L226 Difference]: Without dead ends: 13349 [2022-07-12 14:45:08,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:45:08,365 INFO L413 NwaCegarLoop]: 5002 mSDtfsCounter, 6162 mSDsluCounter, 5827 mSDsCounter, 0 mSdLazyCounter, 2848 mSolverCounterSat, 1887 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6639 SdHoareTripleChecker+Valid, 10829 SdHoareTripleChecker+Invalid, 4738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1887 IncrementalHoareTripleChecker+Valid, 2848 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:45:08,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6639 Valid, 10829 Invalid, 4738 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1887 Valid, 2848 Invalid, 3 Unknown, 0 Unchecked, 15.6s Time] [2022-07-12 14:45:08,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13349 states. [2022-07-12 14:45:08,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13349 to 12097. [2022-07-12 14:45:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12097 states, 9182 states have (on average 1.3647353517752123) internal successors, (12531), 9258 states have internal predecessors, (12531), 2318 states have call successors, (2318), 596 states have call predecessors, (2318), 596 states have return successors, (2318), 2286 states have call predecessors, (2318), 2318 states have call successors, (2318) [2022-07-12 14:45:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12097 states to 12097 states and 17167 transitions. [2022-07-12 14:45:08,865 INFO L78 Accepts]: Start accepts. Automaton has 12097 states and 17167 transitions. Word has length 398 [2022-07-12 14:45:08,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:45:08,869 INFO L495 AbstractCegarLoop]: Abstraction has 12097 states and 17167 transitions. [2022-07-12 14:45:08,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-12 14:45:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 12097 states and 17167 transitions. [2022-07-12 14:45:08,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2022-07-12 14:45:08,880 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:45:08,880 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:45:08,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 14:45:08,881 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:45:08,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:45:08,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1679367133, now seen corresponding path program 1 times [2022-07-12 14:45:08,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:45:08,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858880016] [2022-07-12 14:45:08,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:45:08,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:45:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:45:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:45:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:45:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:45:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:45:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:45:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:45:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:45:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:45:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:45:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:45:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:45:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:45:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:45:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:45:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:45:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:45:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:45:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:45:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:45:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:45:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:45:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:45:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:45:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:45:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:45:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:45:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:45:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:45:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:45:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:09,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:45:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-12 14:45:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:45:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-07-12 14:45:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-12 14:45:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-12 14:45:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:10,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4278 trivial. 0 not checked. [2022-07-12 14:45:10,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:45:10,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858880016] [2022-07-12 14:45:10,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858880016] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:45:10,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:45:10,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:45:10,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269529985] [2022-07-12 14:45:10,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:45:10,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:45:10,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:45:10,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:45:10,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:45:10,064 INFO L87 Difference]: Start difference. First operand 12097 states and 17167 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-12 14:45:12,256 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:14,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:21,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:23,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:45:23,012 INFO L93 Difference]: Finished difference Result 31040 states and 44009 transitions. [2022-07-12 14:45:23,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:45:23,013 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 404 [2022-07-12 14:45:23,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:45:23,110 INFO L225 Difference]: With dead ends: 31040 [2022-07-12 14:45:23,110 INFO L226 Difference]: Without dead ends: 19010 [2022-07-12 14:45:23,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:45:23,160 INFO L413 NwaCegarLoop]: 5167 mSDtfsCounter, 3878 mSDsluCounter, 5969 mSDsCounter, 0 mSdLazyCounter, 2611 mSolverCounterSat, 1457 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4244 SdHoareTripleChecker+Valid, 11136 SdHoareTripleChecker+Invalid, 4070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1457 IncrementalHoareTripleChecker+Valid, 2611 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:45:23,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4244 Valid, 11136 Invalid, 4070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1457 Valid, 2611 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2022-07-12 14:45:23,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19010 states. [2022-07-12 14:45:23,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19010 to 17377. [2022-07-12 14:45:23,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17377 states, 13071 states have (on average 1.3458801927932063) internal successors, (17592), 13177 states have internal predecessors, (17592), 3371 states have call successors, (3371), 934 states have call predecessors, (3371), 934 states have return successors, (3371), 3319 states have call predecessors, (3371), 3371 states have call successors, (3371) [2022-07-12 14:45:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17377 states to 17377 states and 24334 transitions. [2022-07-12 14:45:23,767 INFO L78 Accepts]: Start accepts. Automaton has 17377 states and 24334 transitions. Word has length 404 [2022-07-12 14:45:23,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:45:23,768 INFO L495 AbstractCegarLoop]: Abstraction has 17377 states and 24334 transitions. [2022-07-12 14:45:23,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-07-12 14:45:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 17377 states and 24334 transitions. [2022-07-12 14:45:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2022-07-12 14:45:23,781 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:45:23,782 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 31, 31, 31, 31, 31, 31, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:45:23,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 14:45:23,782 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:45:23,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:45:23,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1559877418, now seen corresponding path program 1 times [2022-07-12 14:45:23,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:45:23,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299296001] [2022-07-12 14:45:23,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:45:23,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:45:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:45:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:45:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:45:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:45:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:45:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:45:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:45:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:45:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:45:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:45:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:45:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:45:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:45:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:45:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:45:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:45:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:45:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:45:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:45:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:45:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:45:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:45:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:45:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:45:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:45:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:45:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:45:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:45:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:45:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:45:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:45:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-12 14:45:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:45:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-07-12 14:45:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-12 14:45:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:24,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4377 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4374 trivial. 0 not checked. [2022-07-12 14:45:24,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:45:24,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299296001] [2022-07-12 14:45:24,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299296001] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:45:24,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:45:24,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:45:24,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279742291] [2022-07-12 14:45:24,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:45:24,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:45:24,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:45:24,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:45:24,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:45:24,893 INFO L87 Difference]: Start difference. First operand 17377 states and 24334 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-12 14:45:27,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:29,097 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:30,993 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:37,364 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:39,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:45:39,698 INFO L93 Difference]: Finished difference Result 40371 states and 56787 transitions. [2022-07-12 14:45:39,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:45:39,699 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 404 [2022-07-12 14:45:39,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:45:39,797 INFO L225 Difference]: With dead ends: 40371 [2022-07-12 14:45:39,798 INFO L226 Difference]: Without dead ends: 23061 [2022-07-12 14:45:39,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 14:45:39,850 INFO L413 NwaCegarLoop]: 4979 mSDtfsCounter, 5929 mSDsluCounter, 5805 mSDsCounter, 0 mSdLazyCounter, 2804 mSolverCounterSat, 1834 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6375 SdHoareTripleChecker+Valid, 10784 SdHoareTripleChecker+Invalid, 4641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1834 IncrementalHoareTripleChecker+Valid, 2804 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2022-07-12 14:45:39,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6375 Valid, 10784 Invalid, 4641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1834 Valid, 2804 Invalid, 3 Unknown, 0 Unchecked, 14.1s Time] [2022-07-12 14:45:39,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23061 states. [2022-07-12 14:45:40,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23061 to 21093. [2022-07-12 14:45:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21093 states, 15886 states have (on average 1.3450837215158) internal successors, (21368), 16011 states have internal predecessors, (21368), 4041 states have call successors, (4041), 1165 states have call predecessors, (4041), 1165 states have return successors, (4041), 3980 states have call predecessors, (4041), 4041 states have call successors, (4041) [2022-07-12 14:45:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21093 states to 21093 states and 29450 transitions. [2022-07-12 14:45:40,548 INFO L78 Accepts]: Start accepts. Automaton has 21093 states and 29450 transitions. Word has length 404 [2022-07-12 14:45:40,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:45:40,549 INFO L495 AbstractCegarLoop]: Abstraction has 21093 states and 29450 transitions. [2022-07-12 14:45:40,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-12 14:45:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21093 states and 29450 transitions. [2022-07-12 14:45:40,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-07-12 14:45:40,561 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:45:40,562 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 31, 31, 31, 31, 31, 31, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:45:40,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 14:45:40,562 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:45:40,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:45:40,563 INFO L85 PathProgramCache]: Analyzing trace with hash 647010150, now seen corresponding path program 1 times [2022-07-12 14:45:40,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:45:40,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308768638] [2022-07-12 14:45:40,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:45:40,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:45:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 14:45:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 14:45:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 14:45:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-12 14:45:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 14:45:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 14:45:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 14:45:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-12 14:45:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-12 14:45:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 14:45:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 14:45:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-12 14:45:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-12 14:45:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:45:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 14:45:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 14:45:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:45:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:45:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:45:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:45:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:45:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:45:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:45:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:45:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:45:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:45:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:45:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:45:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:45:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:45:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:45:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:45:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-07-12 14:45:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:45:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2022-07-12 14:45:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-12 14:45:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-12 14:45:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-12 14:45:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-07-12 14:45:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:45:41,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4383 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4374 trivial. 0 not checked. [2022-07-12 14:45:41,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:45:41,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308768638] [2022-07-12 14:45:41,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308768638] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:45:41,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:45:41,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 14:45:41,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548299562] [2022-07-12 14:45:41,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:45:41,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 14:45:41,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:45:41,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 14:45:41,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 14:45:41,598 INFO L87 Difference]: Start difference. First operand 21093 states and 29450 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-07-12 14:45:43,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:45:45,758 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []