./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:51:35,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:51:35,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:51:35,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:51:35,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:51:35,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:51:35,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:51:35,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:51:35,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:51:35,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:51:35,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:51:35,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:51:35,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:51:35,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:51:35,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:51:35,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:51:35,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:51:35,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:51:35,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:51:35,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:51:35,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:51:35,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:51:35,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:51:35,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:51:35,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:51:35,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:51:35,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:51:35,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:51:35,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:51:35,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:51:35,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:51:35,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:51:35,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:51:35,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:51:35,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:51:35,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:51:35,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:51:35,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:51:35,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:51:35,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:51:35,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:51:35,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:51:35,299 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:51:35,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:51:35,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:51:35,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:51:35,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:51:35,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:51:35,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:51:35,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:51:35,302 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:51:35,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:51:35,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:51:35,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:51:35,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:51:35,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:51:35,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:51:35,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:51:35,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:51:35,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:51:35,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:51:35,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:51:35,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:51:35,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:51:35,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:51:35,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:51:35,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:51:35,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:51:35,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:51:35,305 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:51:35,306 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:51:35,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:51:35,306 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:51:35,306 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb [2021-12-22 15:51:35,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:51:35,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:51:35,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:51:35,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:51:35,509 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:51:35,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2021-12-22 15:51:35,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2b758ae/c525634ea10949be92d89b2a43b50cd3/FLAGdcd882ec2 [2021-12-22 15:51:36,336 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:51:36,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2021-12-22 15:51:36,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2b758ae/c525634ea10949be92d89b2a43b50cd3/FLAGdcd882ec2 [2021-12-22 15:51:36,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2b758ae/c525634ea10949be92d89b2a43b50cd3 [2021-12-22 15:51:36,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:51:36,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:51:36,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:51:36,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:51:36,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:51:36,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:51:36" (1/1) ... [2021-12-22 15:51:36,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1fce10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:36, skipping insertion in model container [2021-12-22 15:51:36,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:51:36" (1/1) ... [2021-12-22 15:51:36,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:51:36,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:51:38,916 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2021-12-22 15:51:38,919 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2021-12-22 15:51:38,919 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2021-12-22 15:51:38,920 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2021-12-22 15:51:38,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:51:39,014 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:51:39,297 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2021-12-22 15:51:39,298 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2021-12-22 15:51:39,298 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2021-12-22 15:51:39,299 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2021-12-22 15:51:39,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:51:39,596 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:51:39,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39 WrapperNode [2021-12-22 15:51:39,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:51:39,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:51:39,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:51:39,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:51:39,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:39,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:39,812 INFO L137 Inliner]: procedures = 398, calls = 3706, calls flagged for inlining = 224, calls inlined = 212, statements flattened = 6684 [2021-12-22 15:51:39,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:51:39,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:51:39,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:51:39,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:51:39,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:39,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:39,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:39,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:40,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:40,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:40,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:40,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:51:40,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:51:40,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:51:40,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:51:40,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (1/1) ... [2021-12-22 15:51:40,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:51:40,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:51:40,161 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) [2021-12-22 15:51:40,193 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 [2021-12-22 15:51:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2021-12-22 15:51:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2021-12-22 15:51:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2021-12-22 15:51:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2021-12-22 15:51:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2021-12-22 15:51:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2021-12-22 15:51:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:51:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:51:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2021-12-22 15:51:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2021-12-22 15:51:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2021-12-22 15:51:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2021-12-22 15:51:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:51:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:51:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2021-12-22 15:51:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2021-12-22 15:51:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2021-12-22 15:51:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2021-12-22 15:51:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2021-12-22 15:51:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2021-12-22 15:51:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2021-12-22 15:51:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2021-12-22 15:51:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-22 15:51:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-22 15:51:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2021-12-22 15:51:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2021-12-22 15:51:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2021-12-22 15:51:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2021-12-22 15:51:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2021-12-22 15:51:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2021-12-22 15:51:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2021-12-22 15:51:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2021-12-22 15:51:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2021-12-22 15:51:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2021-12-22 15:51:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-22 15:51:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-22 15:51:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2021-12-22 15:51:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2021-12-22 15:51:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:51:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:51:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:51:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:51:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 15:51:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 15:51:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:51:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:51:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:51:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:51:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:51:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-22 15:51:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2021-12-22 15:51:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2021-12-22 15:51:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:51:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2021-12-22 15:51:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2021-12-22 15:51:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2021-12-22 15:51:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2021-12-22 15:51:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:51:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:51:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2021-12-22 15:51:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2021-12-22 15:51:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2021-12-22 15:51:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2021-12-22 15:51:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2021-12-22 15:51:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2021-12-22 15:51:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:51:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2021-12-22 15:51:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2021-12-22 15:51:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:51:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:51:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:51:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2021-12-22 15:51:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2021-12-22 15:51:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2021-12-22 15:51:40,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2021-12-22 15:51:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:51:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:51:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:51:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2021-12-22 15:51:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2021-12-22 15:51:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:51:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:51:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2021-12-22 15:51:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2021-12-22 15:51:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2021-12-22 15:51:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2021-12-22 15:51:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:51:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:51:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:51:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:51:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:51:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:51:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-22 15:51:40,233 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-22 15:51:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2021-12-22 15:51:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2021-12-22 15:51:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:51:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:51:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:51:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:51:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:51:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2021-12-22 15:51:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2021-12-22 15:51:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:51:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:51:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2021-12-22 15:51:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2021-12-22 15:51:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2021-12-22 15:51:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2021-12-22 15:51:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2021-12-22 15:51:40,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2021-12-22 15:51:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2021-12-22 15:51:40,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2021-12-22 15:51:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2021-12-22 15:51:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2021-12-22 15:51:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2021-12-22 15:51:40,239 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2021-12-22 15:51:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-22 15:51:40,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-22 15:51:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2021-12-22 15:51:40,240 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2021-12-22 15:51:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2021-12-22 15:51:40,244 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2021-12-22 15:51:40,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:51:40,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:51:40,245 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:51:40,245 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:51:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2021-12-22 15:51:40,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2021-12-22 15:51:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-22 15:51:40,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-22 15:51:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:51:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:51:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:51:40,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:51:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2021-12-22 15:51:40,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2021-12-22 15:51:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2021-12-22 15:51:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2021-12-22 15:51:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2021-12-22 15:51:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2021-12-22 15:51:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2021-12-22 15:51:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2021-12-22 15:51:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2021-12-22 15:51:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2021-12-22 15:51:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2021-12-22 15:51:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2021-12-22 15:51:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2021-12-22 15:51:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2021-12-22 15:51:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-22 15:51:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-22 15:51:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:51:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:51:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2021-12-22 15:51:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2021-12-22 15:51:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2021-12-22 15:51:40,249 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2021-12-22 15:51:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-12-22 15:51:40,249 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-12-22 15:51:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2021-12-22 15:51:40,249 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2021-12-22 15:51:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:51:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2021-12-22 15:51:40,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2021-12-22 15:51:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2021-12-22 15:51:40,250 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2021-12-22 15:51:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2021-12-22 15:51:40,250 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2021-12-22 15:51:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 15:51:40,250 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 15:51:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2021-12-22 15:51:40,250 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2021-12-22 15:51:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:51:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:51:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2021-12-22 15:51:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2021-12-22 15:51:40,251 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:51:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:51:40,251 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:51:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:51:40,251 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2021-12-22 15:51:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2021-12-22 15:51:40,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:51:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:51:40,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:51:40,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:51:40,253 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2021-12-22 15:51:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2021-12-22 15:51:40,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 15:51:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-22 15:51:40,253 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2021-12-22 15:51:40,253 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2021-12-22 15:51:40,253 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-22 15:51:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-22 15:51:40,254 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2021-12-22 15:51:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2021-12-22 15:51:40,254 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2021-12-22 15:51:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2021-12-22 15:51:40,254 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:51:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:51:40,254 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:51:40,254 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:51:40,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 15:51:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-22 15:51:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:51:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:51:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:51:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2021-12-22 15:51:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2021-12-22 15:51:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2021-12-22 15:51:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2021-12-22 15:51:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2021-12-22 15:51:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2021-12-22 15:51:40,256 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2021-12-22 15:51:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2021-12-22 15:51:40,256 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2021-12-22 15:51:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2021-12-22 15:51:40,256 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2021-12-22 15:51:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2021-12-22 15:51:40,256 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2021-12-22 15:51:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2021-12-22 15:51:40,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:51:40,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:51:40,257 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2021-12-22 15:51:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2021-12-22 15:51:40,257 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-12-22 15:51:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-12-22 15:51:40,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:51:40,257 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2021-12-22 15:51:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2021-12-22 15:51:40,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:51:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:51:40,257 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2021-12-22 15:51:40,257 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2021-12-22 15:51:40,981 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:51:40,984 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:51:41,228 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:51:47,509 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:51:47,611 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:51:47,631 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:51:47,633 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 15:51:47,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:51:47 BoogieIcfgContainer [2021-12-22 15:51:47,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:51:47,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:51:47,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:51:47,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:51:47,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:51:36" (1/3) ... [2021-12-22 15:51:47,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e16ed47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:51:47, skipping insertion in model container [2021-12-22 15:51:47,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:51:39" (2/3) ... [2021-12-22 15:51:47,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e16ed47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:51:47, skipping insertion in model container [2021-12-22 15:51:47,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:51:47" (3/3) ... [2021-12-22 15:51:47,644 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2021-12-22 15:51:47,649 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:51:47,650 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-22 15:51:47,695 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:51:47,709 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 [2021-12-22 15:51:47,709 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-22 15:51:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 2302 states, 1606 states have (on average 1.290161892901619) internal successors, (2072), 1617 states have internal predecessors, (2072), 586 states have call successors, (586), 109 states have call predecessors, (586), 108 states have return successors, (579), 574 states have call predecessors, (579), 579 states have call successors, (579) [2021-12-22 15:51:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-12-22 15:51:47,785 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:51:47,786 INFO L514 BasicCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:51:47,786 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:51:47,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:51:47,791 INFO L85 PathProgramCache]: Analyzing trace with hash -2071217776, now seen corresponding path program 1 times [2021-12-22 15:51:47,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:51:47,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783564343] [2021-12-22 15:51:47,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:51:47,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:51:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:51:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:51:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:51:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:51:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:51:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:51:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:51:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:51:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:51:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:51:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:51:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:51:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:51:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:51:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:51:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:51:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:51:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:51:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:51:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:51:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:51:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:48,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:51:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:51:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:51:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:51:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:51:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:51:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:51:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:51:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:51:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:51:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:51:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:51:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:51:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:51:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:51:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:51:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:51:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:51:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-22 15:51:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-22 15:51:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:51:49,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2021-12-22 15:51:49,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:51:49,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783564343] [2021-12-22 15:51:49,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783564343] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:51:49,512 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:51:49,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:51:49,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023515824] [2021-12-22 15:51:49,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:51:49,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:51:49,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:51:49,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:51:49,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:51:49,543 INFO L87 Difference]: Start difference. First operand has 2302 states, 1606 states have (on average 1.290161892901619) internal successors, (2072), 1617 states have internal predecessors, (2072), 586 states have call successors, (586), 109 states have call predecessors, (586), 108 states have return successors, (579), 574 states have call predecessors, (579), 579 states have call successors, (579) Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2021-12-22 15:51:51,765 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:51:59,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:51:59,577 INFO L93 Difference]: Finished difference Result 6802 states and 9753 transitions. [2021-12-22 15:51:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:51:59,580 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 448 [2021-12-22 15:51:59,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:51:59,613 INFO L225 Difference]: With dead ends: 6802 [2021-12-22 15:51:59,614 INFO L226 Difference]: Without dead ends: 4570 [2021-12-22 15:51:59,628 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:51:59,630 INFO L933 BasicCegarLoop]: 3630 mSDtfsCounter, 3601 mSDsluCounter, 4627 mSDsCounter, 0 mSdLazyCounter, 1437 mSolverCounterSat, 1299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3958 SdHoareTripleChecker+Valid, 8257 SdHoareTripleChecker+Invalid, 2736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1299 IncrementalHoareTripleChecker+Valid, 1437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2021-12-22 15:51:59,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3958 Valid, 8257 Invalid, 2736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1299 Valid, 1437 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2021-12-22 15:51:59,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4570 states. [2021-12-22 15:51:59,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4570 to 4396. [2021-12-22 15:51:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4396 states, 3089 states have (on average 1.2916801553900938) internal successors, (3990), 3108 states have internal predecessors, (3990), 1092 states have call successors, (1092), 213 states have call predecessors, (1092), 212 states have return successors, (1088), 1078 states have call predecessors, (1088), 1088 states have call successors, (1088) [2021-12-22 15:51:59,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 4396 states and 6170 transitions. [2021-12-22 15:51:59,971 INFO L78 Accepts]: Start accepts. Automaton has 4396 states and 6170 transitions. Word has length 448 [2021-12-22 15:51:59,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:51:59,972 INFO L470 AbstractCegarLoop]: Abstraction has 4396 states and 6170 transitions. [2021-12-22 15:51:59,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2021-12-22 15:51:59,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4396 states and 6170 transitions. [2021-12-22 15:51:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-12-22 15:51:59,986 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:51:59,986 INFO L514 BasicCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:51:59,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:51:59,987 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:51:59,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:51:59,988 INFO L85 PathProgramCache]: Analyzing trace with hash -837486491, now seen corresponding path program 1 times [2021-12-22 15:51:59,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:51:59,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191321188] [2021-12-22 15:51:59,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:51:59,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:52:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:52:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:52:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:52:00,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:52:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:52:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:52:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:52:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:52:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:52:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:52:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:52:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:52:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:52:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:52:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:52:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:52:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:52:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:52:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:52:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:52:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:52:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:52:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:52:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:52:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:52:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:52:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:52:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:52:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:52:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:52:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:52:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:52:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:52:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:52:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:52:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:52:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:00,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:52:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:52:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-22 15:52:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2021-12-22 15:52:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2021-12-22 15:52:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-22 15:52:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2021-12-22 15:52:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-22 15:52:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-22 15:52:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 15:52:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-12-22 15:52:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:01,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2021-12-22 15:52:01,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:52:01,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191321188] [2021-12-22 15:52:01,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191321188] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:52:01,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:52:01,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:52:01,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498142631] [2021-12-22 15:52:01,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:52:01,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:52:01,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:52:01,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:52:01,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:52:01,137 INFO L87 Difference]: Start difference. First operand 4396 states and 6170 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-12-22 15:52:04,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:07,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:11,820 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:16,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:52:16,199 INFO L93 Difference]: Finished difference Result 11187 states and 15819 transitions. [2021-12-22 15:52:16,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 15:52:16,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 512 [2021-12-22 15:52:16,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:52:16,235 INFO L225 Difference]: With dead ends: 11187 [2021-12-22 15:52:16,236 INFO L226 Difference]: Without dead ends: 6872 [2021-12-22 15:52:16,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-22 15:52:16,252 INFO L933 BasicCegarLoop]: 3558 mSDtfsCounter, 3652 mSDsluCounter, 6183 mSDsCounter, 0 mSdLazyCounter, 2701 mSolverCounterSat, 1434 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4033 SdHoareTripleChecker+Valid, 9741 SdHoareTripleChecker+Invalid, 4135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1434 IncrementalHoareTripleChecker+Valid, 2701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2021-12-22 15:52:16,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4033 Valid, 9741 Invalid, 4135 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1434 Valid, 2701 Invalid, 0 Unknown, 0 Unchecked, 14.7s Time] [2021-12-22 15:52:16,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6872 states. [2021-12-22 15:52:16,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6872 to 6442. [2021-12-22 15:52:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6442 states, 4542 states have (on average 1.2899603698811097) internal successors, (5859), 4573 states have internal predecessors, (5859), 1576 states have call successors, (1576), 322 states have call predecessors, (1576), 321 states have return successors, (1572), 1552 states have call predecessors, (1572), 1572 states have call successors, (1572) [2021-12-22 15:52:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6442 states to 6442 states and 9007 transitions. [2021-12-22 15:52:16,463 INFO L78 Accepts]: Start accepts. Automaton has 6442 states and 9007 transitions. Word has length 512 [2021-12-22 15:52:16,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:52:16,464 INFO L470 AbstractCegarLoop]: Abstraction has 6442 states and 9007 transitions. [2021-12-22 15:52:16,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-12-22 15:52:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 6442 states and 9007 transitions. [2021-12-22 15:52:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-12-22 15:52:16,475 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:52:16,476 INFO L514 BasicCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:52:16,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 15:52:16,476 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:52:16,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:52:16,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1359966790, now seen corresponding path program 1 times [2021-12-22 15:52:16,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:52:16,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834256909] [2021-12-22 15:52:16,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:52:16,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:52:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:52:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:52:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:52:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:52:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:52:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:52:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:52:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:52:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:52:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:52:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:52:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:52:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:16,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:52:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:52:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:52:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:52:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:52:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:52:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:52:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:52:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:52:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:52:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:52:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:52:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:52:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:52:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:52:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:52:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:52:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:52:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:52:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:52:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:52:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:52:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:52:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:52:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:52:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:52:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-22 15:52:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2021-12-22 15:52:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2021-12-22 15:52:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-22 15:52:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2021-12-22 15:52:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-22 15:52:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-22 15:52:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 15:52:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-12-22 15:52:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2021-12-22 15:52:17,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:52:17,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834256909] [2021-12-22 15:52:17,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834256909] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:52:17,579 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:52:17,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:52:17,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479913879] [2021-12-22 15:52:17,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:52:17,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:52:17,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:52:17,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:52:17,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:52:17,582 INFO L87 Difference]: Start difference. First operand 6442 states and 9007 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-12-22 15:52:22,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:24,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:26,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:28,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:52:35,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:52:35,731 INFO L93 Difference]: Finished difference Result 17598 states and 24784 transitions. [2021-12-22 15:52:35,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 15:52:35,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 512 [2021-12-22 15:52:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:52:35,784 INFO L225 Difference]: With dead ends: 17598 [2021-12-22 15:52:35,785 INFO L226 Difference]: Without dead ends: 11237 [2021-12-22 15:52:35,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-22 15:52:35,813 INFO L933 BasicCegarLoop]: 3638 mSDtfsCounter, 3653 mSDsluCounter, 6307 mSDsCounter, 0 mSdLazyCounter, 2703 mSolverCounterSat, 1413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4034 SdHoareTripleChecker+Valid, 9945 SdHoareTripleChecker+Invalid, 4116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1413 IncrementalHoareTripleChecker+Valid, 2703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2021-12-22 15:52:35,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4034 Valid, 9945 Invalid, 4116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1413 Valid, 2703 Invalid, 0 Unknown, 0 Unchecked, 17.7s Time] [2021-12-22 15:52:35,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11237 states. [2021-12-22 15:52:36,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11237 to 10531. [2021-12-22 15:52:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10531 states, 7445 states have (on average 1.2886501007387507) internal successors, (9594), 7500 states have internal predecessors, (9594), 2544 states have call successors, (2544), 540 states have call predecessors, (2544), 539 states have return successors, (2540), 2500 states have call predecessors, (2540), 2540 states have call successors, (2540) [2021-12-22 15:52:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10531 states to 10531 states and 14678 transitions. [2021-12-22 15:52:36,184 INFO L78 Accepts]: Start accepts. Automaton has 10531 states and 14678 transitions. Word has length 512 [2021-12-22 15:52:36,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:52:36,185 INFO L470 AbstractCegarLoop]: Abstraction has 10531 states and 14678 transitions. [2021-12-22 15:52:36,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-12-22 15:52:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 10531 states and 14678 transitions. [2021-12-22 15:52:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-22 15:52:36,198 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:52:36,198 INFO L514 BasicCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:52:36,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 15:52:36,198 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 15:52:36,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:52:36,199 INFO L85 PathProgramCache]: Analyzing trace with hash 583209054, now seen corresponding path program 1 times [2021-12-22 15:52:36,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:52:36,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301378] [2021-12-22 15:52:36,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:52:36,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:52:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:52:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:52:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:52:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:52:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:52:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:52:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:52:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:52:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:52:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:52:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:52:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:52:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:52:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:52:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:52:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:52:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:52:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:52:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:52:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:52:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:52:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:52:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:36,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:52:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:52:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:52:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:52:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:52:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:52:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:52:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:52:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:52:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:52:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:52:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:52:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:52:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:52:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:52:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:52:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-22 15:52:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-22 15:52:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:52:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-22 15:52:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2021-12-22 15:52:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-22 15:52:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-22 15:52:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:52:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-22 15:52:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-12-22 15:52:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:52:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2021-12-22 15:52:37,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:52:37,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301378] [2021-12-22 15:52:37,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301378] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:52:37,352 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:52:37,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:52:37,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124269089] [2021-12-22 15:52:37,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:52:37,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:52:37,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:52:37,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:52:37,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:52:37,354 INFO L87 Difference]: Start difference. First operand 10531 states and 14678 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49)