./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6831c80473b3bd102fb10b7b3c65e4c88728eb3739081530d9e505e798afb064 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:36:55,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:36:55,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:36:55,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:36:55,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:36:55,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:36:55,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:36:55,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:36:55,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:36:55,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:36:55,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:36:55,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:36:55,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:36:55,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:36:55,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:36:55,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:36:55,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:36:55,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:36:55,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:36:55,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:36:55,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:36:55,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:36:55,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:36:55,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:36:55,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:36:55,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:36:55,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:36:55,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:36:55,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:36:55,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:36:55,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:36:55,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:36:55,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:36:55,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:36:55,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:36:55,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:36:55,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:36:55,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:36:55,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:36:55,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:36:55,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:36:55,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:36:55,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:36:55,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:36:55,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:36:55,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:36:55,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:36:55,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:36:55,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:36:55,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:36:55,842 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:36:55,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:36:55,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:36:55,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:36:55,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:36:55,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:36:55,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:36:55,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:36:55,843 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:36:55,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:36:55,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:36:55,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:36:55,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:36:55,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:36:55,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:36:55,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:36:55,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:36:55,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:36:55,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:36:55,845 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:36:55,846 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:36:55,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:36:55,846 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6831c80473b3bd102fb10b7b3c65e4c88728eb3739081530d9e505e798afb064 [2021-12-28 04:36:56,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:36:56,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:36:56,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:36:56,144 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:36:56,144 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:36:56,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-28 04:36:56,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29bf5bf36/5cbc42f2a909468ea1632f7779c79253/FLAGf3525d943 [2021-12-28 04:36:56,853 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:36:56,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-28 04:36:56,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29bf5bf36/5cbc42f2a909468ea1632f7779c79253/FLAGf3525d943 [2021-12-28 04:36:57,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29bf5bf36/5cbc42f2a909468ea1632f7779c79253 [2021-12-28 04:36:57,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:36:57,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:36:57,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:36:57,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:36:57,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:36:57,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:36:57" (1/1) ... [2021-12-28 04:36:57,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e34fa4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:57, skipping insertion in model container [2021-12-28 04:36:57,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:36:57" (1/1) ... [2021-12-28 04:36:57,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:36:57,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:36:59,208 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[367830,367843] [2021-12-28 04:36:59,244 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-28 04:36:59,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:36:59,270 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:36:59,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[367830,367843] [2021-12-28 04:36:59,643 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-28 04:36:59,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:36:59,727 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:36:59,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59 WrapperNode [2021-12-28 04:36:59,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:36:59,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:36:59,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:36:59,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:36:59,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:36:59,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,221 INFO L137 Inliner]: procedures = 335, calls = 4672, calls flagged for inlining = 153, calls inlined = 151, statements flattened = 11540 [2021-12-28 04:37:00,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:37:00,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:37:00,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:37:00,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:37:00,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:37:00,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:37:00,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:37:00,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:37:00,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (1/1) ... [2021-12-28 04:37:00,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:37:00,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:37:00,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 04:37:00,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 04:37:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2021-12-28 04:37:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2021-12-28 04:37:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2021-12-28 04:37:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2021-12-28 04:37:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2021-12-28 04:37:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2021-12-28 04:37:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2021-12-28 04:37:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2021-12-28 04:37:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-28 04:37:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-28 04:37:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2021-12-28 04:37:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2021-12-28 04:37:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:37:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:37:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:37:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:37:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2021-12-28 04:37:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2021-12-28 04:37:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2021-12-28 04:37:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2021-12-28 04:37:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2021-12-28 04:37:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2021-12-28 04:37:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-28 04:37:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-28 04:37:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-28 04:37:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-28 04:37:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:37:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:37:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2021-12-28 04:37:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2021-12-28 04:37:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2021-12-28 04:37:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2021-12-28 04:37:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2021-12-28 04:37:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2021-12-28 04:37:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2021-12-28 04:37:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2021-12-28 04:37:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:37:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:37:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:37:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:37:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2021-12-28 04:37:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2021-12-28 04:37:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2021-12-28 04:37:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2021-12-28 04:37:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2021-12-28 04:37:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2021-12-28 04:37:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2021-12-28 04:37:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2021-12-28 04:37:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2021-12-28 04:37:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2021-12-28 04:37:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 04:37:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 04:37:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:37:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:37:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2021-12-28 04:37:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2021-12-28 04:37:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:37:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:37:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2021-12-28 04:37:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2021-12-28 04:37:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2021-12-28 04:37:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2021-12-28 04:37:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2021-12-28 04:37:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2021-12-28 04:37:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-28 04:37:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-28 04:37:00,960 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2021-12-28 04:37:00,960 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2021-12-28 04:37:00,960 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-28 04:37:00,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-28 04:37:00,960 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2021-12-28 04:37:00,960 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2021-12-28 04:37:00,961 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2021-12-28 04:37:00,961 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2021-12-28 04:37:00,961 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2021-12-28 04:37:00,961 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2021-12-28 04:37:00,961 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2021-12-28 04:37:00,961 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2021-12-28 04:37:00,962 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2021-12-28 04:37:00,962 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2021-12-28 04:37:00,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:37:00,962 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:37:00,962 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:37:00,962 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-28 04:37:00,963 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-28 04:37:00,963 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2021-12-28 04:37:00,963 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2021-12-28 04:37:00,963 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2021-12-28 04:37:00,963 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2021-12-28 04:37:00,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:37:00,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 04:37:00,964 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-28 04:37:00,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-28 04:37:00,964 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-28 04:37:00,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-28 04:37:00,964 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-28 04:37:00,964 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-28 04:37:00,965 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2021-12-28 04:37:00,965 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2021-12-28 04:37:00,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-28 04:37:00,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-28 04:37:00,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:37:00,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:37:00,966 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:37:00,966 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:37:00,966 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2021-12-28 04:37:00,966 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2021-12-28 04:37:00,966 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-28 04:37:00,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-28 04:37:00,966 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2021-12-28 04:37:00,967 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2021-12-28 04:37:00,967 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-28 04:37:00,967 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-28 04:37:00,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:37:00,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:37:00,967 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2021-12-28 04:37:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2021-12-28 04:37:00,968 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2021-12-28 04:37:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2021-12-28 04:37:00,968 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2021-12-28 04:37:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2021-12-28 04:37:00,968 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2021-12-28 04:37:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2021-12-28 04:37:00,968 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-28 04:37:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-28 04:37:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2021-12-28 04:37:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2021-12-28 04:37:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2021-12-28 04:37:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2021-12-28 04:37:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 04:37:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 04:37:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2021-12-28 04:37:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2021-12-28 04:37:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-28 04:37:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-28 04:37:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 04:37:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 04:37:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2021-12-28 04:37:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2021-12-28 04:37:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2021-12-28 04:37:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2021-12-28 04:37:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2021-12-28 04:37:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2021-12-28 04:37:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:37:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:37:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2021-12-28 04:37:00,972 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2021-12-28 04:37:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-28 04:37:00,972 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-28 04:37:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2021-12-28 04:37:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2021-12-28 04:37:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2021-12-28 04:37:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2021-12-28 04:37:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2021-12-28 04:37:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2021-12-28 04:37:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-28 04:37:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-28 04:37:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2021-12-28 04:37:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2021-12-28 04:37:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 04:37:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 04:37:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2021-12-28 04:37:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2021-12-28 04:37:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2021-12-28 04:37:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2021-12-28 04:37:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2021-12-28 04:37:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2021-12-28 04:37:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2021-12-28 04:37:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2021-12-28 04:37:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-28 04:37:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-28 04:37:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:37:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2021-12-28 04:37:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2021-12-28 04:37:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2021-12-28 04:37:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2021-12-28 04:37:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2021-12-28 04:37:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2021-12-28 04:37:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2021-12-28 04:37:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2021-12-28 04:37:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-28 04:37:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-28 04:37:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 04:37:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 04:37:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-28 04:37:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-28 04:37:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2021-12-28 04:37:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2021-12-28 04:37:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-28 04:37:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-28 04:37:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:37:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:37:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2021-12-28 04:37:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2021-12-28 04:37:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-28 04:37:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-28 04:37:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 04:37:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 04:37:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:37:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2021-12-28 04:37:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2021-12-28 04:37:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-28 04:37:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-28 04:37:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-28 04:37:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-28 04:37:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:37:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:37:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2021-12-28 04:37:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2021-12-28 04:37:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:37:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:37:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:37:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-28 04:37:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2021-12-28 04:37:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2021-12-28 04:37:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:37:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:37:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-28 04:37:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-28 04:37:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:37:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2021-12-28 04:37:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2021-12-28 04:37:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2021-12-28 04:37:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2021-12-28 04:37:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2021-12-28 04:37:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2021-12-28 04:37:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:37:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2021-12-28 04:37:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2021-12-28 04:37:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2021-12-28 04:37:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2021-12-28 04:37:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2021-12-28 04:37:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2021-12-28 04:37:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-28 04:37:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-28 04:37:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:37:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:37:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2021-12-28 04:37:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2021-12-28 04:37:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2021-12-28 04:37:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2021-12-28 04:37:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-28 04:37:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-28 04:37:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-28 04:37:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-28 04:37:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 04:37:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 04:37:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2021-12-28 04:37:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2021-12-28 04:37:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-28 04:37:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-28 04:37:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2021-12-28 04:37:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2021-12-28 04:37:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2021-12-28 04:37:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2021-12-28 04:37:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2021-12-28 04:37:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2021-12-28 04:37:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2021-12-28 04:37:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2021-12-28 04:37:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:37:00,986 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:37:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2021-12-28 04:37:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2021-12-28 04:37:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2021-12-28 04:37:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2021-12-28 04:37:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-28 04:37:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-28 04:37:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2021-12-28 04:37:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2021-12-28 04:37:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 04:37:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 04:37:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-28 04:37:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-28 04:37:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-28 04:37:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-28 04:37:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 04:37:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 04:37:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2021-12-28 04:37:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2021-12-28 04:37:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:37:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2021-12-28 04:37:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2021-12-28 04:37:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2021-12-28 04:37:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2021-12-28 04:37:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2021-12-28 04:37:00,989 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2021-12-28 04:37:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:37:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:37:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-28 04:37:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-28 04:37:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:37:00,990 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:37:02,006 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:37:02,011 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:37:02,484 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:37:12,211 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2021-12-28 04:37:12,375 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:37:12,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:37:12,405 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:37:12,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:37:12 BoogieIcfgContainer [2021-12-28 04:37:12,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:37:12,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:37:12,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:37:12,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:37:12,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:36:57" (1/3) ... [2021-12-28 04:37:12,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@336168ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:37:12, skipping insertion in model container [2021-12-28 04:37:12,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:36:59" (2/3) ... [2021-12-28 04:37:12,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@336168ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:37:12, skipping insertion in model container [2021-12-28 04:37:12,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:37:12" (3/3) ... [2021-12-28 04:37:12,416 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2021-12-28 04:37:12,421 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:37:12,421 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:37:12,474 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:37:12,479 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 04:37:12,479 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:37:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand has 3524 states, 2423 states have (on average 1.3656624019810153) internal successors, (3309), 2509 states have internal predecessors, (3309), 961 states have call successors, (961), 139 states have call predecessors, (961), 138 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) [2021-12-28 04:37:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-12-28 04:37:12,537 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:37:12,538 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:37:12,539 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:37:12,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:37:12,542 INFO L85 PathProgramCache]: Analyzing trace with hash 462456051, now seen corresponding path program 1 times [2021-12-28 04:37:12,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:37:12,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733559389] [2021-12-28 04:37:12,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:37:12,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:37:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:37:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:37:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:37:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:37:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:37:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:37:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:37:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:37:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:37:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:37:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-28 04:37:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-28 04:37:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-28 04:37:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-28 04:37:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-28 04:37:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-28 04:37:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-28 04:37:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-28 04:37:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-28 04:37:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-28 04:37:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-28 04:37:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-28 04:37:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-28 04:37:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 04:37:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-28 04:37:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-28 04:37:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-28 04:37:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-28 04:37:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-28 04:37:13,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:37:13,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733559389] [2021-12-28 04:37:13,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733559389] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:37:13,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:37:13,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:37:13,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928437521] [2021-12-28 04:37:13,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:37:13,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:37:13,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:37:13,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:37:13,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:37:13,960 INFO L87 Difference]: Start difference. First operand has 3524 states, 2423 states have (on average 1.3656624019810153) internal successors, (3309), 2509 states have internal predecessors, (3309), 961 states have call successors, (961), 139 states have call predecessors, (961), 138 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-28 04:37:22,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:37:25,261 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 [] [2021-12-28 04:37:27,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:37:27,099 INFO L93 Difference]: Finished difference Result 7407 states and 11156 transitions. [2021-12-28 04:37:27,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:37:27,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 375 [2021-12-28 04:37:27,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:37:27,162 INFO L225 Difference]: With dead ends: 7407 [2021-12-28 04:37:27,163 INFO L226 Difference]: Without dead ends: 3853 [2021-12-28 04:37:27,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:37:27,186 INFO L933 BasicCegarLoop]: 4849 mSDtfsCounter, 1599 mSDsluCounter, 4416 mSDsCounter, 0 mSdLazyCounter, 3449 mSolverCounterSat, 2309 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1699 SdHoareTripleChecker+Valid, 9265 SdHoareTripleChecker+Invalid, 5760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2309 IncrementalHoareTripleChecker+Valid, 3449 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2021-12-28 04:37:27,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1699 Valid, 9265 Invalid, 5760 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2309 Valid, 3449 Invalid, 2 Unknown, 0 Unchecked, 12.7s Time] [2021-12-28 04:37:27,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3853 states. [2021-12-28 04:37:27,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3853 to 3490. [2021-12-28 04:37:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3490 states, 2405 states have (on average 1.3613305613305613) internal successors, (3274), 2481 states have internal predecessors, (3274), 948 states have call successors, (948), 137 states have call predecessors, (948), 136 states have return successors, (946), 927 states have call predecessors, (946), 946 states have call successors, (946) [2021-12-28 04:37:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3490 states and 5168 transitions. [2021-12-28 04:37:27,406 INFO L78 Accepts]: Start accepts. Automaton has 3490 states and 5168 transitions. Word has length 375 [2021-12-28 04:37:27,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:37:27,408 INFO L470 AbstractCegarLoop]: Abstraction has 3490 states and 5168 transitions. [2021-12-28 04:37:27,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-28 04:37:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3490 states and 5168 transitions. [2021-12-28 04:37:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-12-28 04:37:27,417 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:37:27,417 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:37:27,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:37:27,418 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:37:27,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:37:27,418 INFO L85 PathProgramCache]: Analyzing trace with hash 703687775, now seen corresponding path program 1 times [2021-12-28 04:37:27,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:37:27,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994032510] [2021-12-28 04:37:27,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:37:27,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:37:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:37:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:37:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:37:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:37:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:37:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:37:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:37:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:37:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:37:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:37:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-28 04:37:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-28 04:37:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-28 04:37:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:27,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-28 04:37:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-28 04:37:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-28 04:37:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-28 04:37:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-28 04:37:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-28 04:37:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-28 04:37:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-28 04:37:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-28 04:37:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-28 04:37:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 04:37:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-28 04:37:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-28 04:37:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-28 04:37:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-28 04:37:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:28,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-28 04:37:28,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:37:28,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994032510] [2021-12-28 04:37:28,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994032510] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:37:28,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:37:28,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:37:28,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602415413] [2021-12-28 04:37:28,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:37:28,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:37:28,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:37:28,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:37:28,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:37:28,300 INFO L87 Difference]: Start difference. First operand 3490 states and 5168 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-28 04:37:36,485 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:37:39,885 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:37:47,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:37:48,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:37:48,675 INFO L93 Difference]: Finished difference Result 11025 states and 16481 transitions. [2021-12-28 04:37:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 04:37:48,675 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 375 [2021-12-28 04:37:48,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:37:48,724 INFO L225 Difference]: With dead ends: 11025 [2021-12-28 04:37:48,724 INFO L226 Difference]: Without dead ends: 7599 [2021-12-28 04:37:48,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-28 04:37:48,741 INFO L933 BasicCegarLoop]: 5552 mSDtfsCounter, 8316 mSDsluCounter, 8105 mSDsCounter, 0 mSdLazyCounter, 6652 mSolverCounterSat, 5446 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9089 SdHoareTripleChecker+Valid, 13657 SdHoareTripleChecker+Invalid, 12101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5446 IncrementalHoareTripleChecker+Valid, 6652 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2021-12-28 04:37:48,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9089 Valid, 13657 Invalid, 12101 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5446 Valid, 6652 Invalid, 3 Unknown, 0 Unchecked, 19.9s Time] [2021-12-28 04:37:48,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7599 states. [2021-12-28 04:37:49,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7599 to 6887. [2021-12-28 04:37:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6887 states, 4756 states have (on average 1.3639613120269134) internal successors, (6487), 4910 states have internal predecessors, (6487), 1858 states have call successors, (1858), 272 states have call predecessors, (1858), 272 states have return successors, (1862), 1816 states have call predecessors, (1862), 1856 states have call successors, (1862) [2021-12-28 04:37:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6887 states to 6887 states and 10207 transitions. [2021-12-28 04:37:49,103 INFO L78 Accepts]: Start accepts. Automaton has 6887 states and 10207 transitions. Word has length 375 [2021-12-28 04:37:49,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:37:49,105 INFO L470 AbstractCegarLoop]: Abstraction has 6887 states and 10207 transitions. [2021-12-28 04:37:49,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-28 04:37:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 6887 states and 10207 transitions. [2021-12-28 04:37:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2021-12-28 04:37:49,110 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:37:49,111 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:37:49,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 04:37:49,111 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:37:49,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:37:49,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1667443354, now seen corresponding path program 1 times [2021-12-28 04:37:49,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:37:49,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160902837] [2021-12-28 04:37:49,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:37:49,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:37:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:37:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:37:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:37:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:37:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:37:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:37:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:37:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:37:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:37:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:37:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:37:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-28 04:37:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-28 04:37:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-28 04:37:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-28 04:37:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-28 04:37:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-28 04:37:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-12-28 04:37:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-28 04:37:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-28 04:37:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-28 04:37:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-28 04:37:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-28 04:37:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-12-28 04:37:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-28 04:37:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-28 04:37:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-28 04:37:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-28 04:37:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-28 04:37:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:37:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:37:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2021-12-28 04:37:49,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:37:49,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160902837] [2021-12-28 04:37:49,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160902837] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:37:49,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:37:49,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:37:49,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524422250] [2021-12-28 04:37:49,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:37:49,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:37:49,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:37:49,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:37:49,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:37:49,696 INFO L87 Difference]: Start difference. First operand 6887 states and 10207 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-28 04:38:00,818 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []