./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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.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 c2ae5598eb8e855028fa92e7ae47f6d5aee7a22667905b541c24d1d907d5da2d --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 13:41:25,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 13:41:25,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 13:41:25,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 13:41:25,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 13:41:25,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 13:41:25,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 13:41:25,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 13:41:25,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 13:41:25,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 13:41:25,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 13:41:25,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 13:41:25,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 13:41:25,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 13:41:25,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 13:41:25,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 13:41:25,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 13:41:25,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 13:41:25,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 13:41:25,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 13:41:25,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 13:41:25,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 13:41:25,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 13:41:25,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 13:41:25,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 13:41:25,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 13:41:25,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 13:41:25,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 13:41:25,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 13:41:25,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 13:41:25,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 13:41:25,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 13:41:25,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 13:41:25,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 13:41:25,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 13:41:25,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 13:41:25,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 13:41:25,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 13:41:25,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 13:41:25,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 13:41:25,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 13:41:25,941 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 13:41:25,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 13:41:25,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 13:41:25,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 13:41:25,976 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 13:41:25,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 13:41:25,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 13:41:25,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 13:41:25,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 13:41:25,978 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 13:41:25,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 13:41:25,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 13:41:25,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 13:41:25,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 13:41:25,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 13:41:25,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 13:41:25,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 13:41:25,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 13:41:25,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 13:41:25,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 13:41:25,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 13:41:25,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 13:41:25,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:41:25,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 13:41:25,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 13:41:25,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 13:41:25,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 13:41:25,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 13:41:25,982 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 13:41:25,983 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 13:41:25,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 13:41:25,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 13:41:25,983 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2ae5598eb8e855028fa92e7ae47f6d5aee7a22667905b541c24d1d907d5da2d [2021-12-18 13:41:26,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 13:41:26,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 13:41:26,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 13:41:26,295 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 13:41:26,295 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 13:41:26,296 INFO L432 ainManager$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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2021-12-18 13:41:26,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03a62486/8073fe21837b4ec9a0295106ab7e34c5/FLAG607148a76 [2021-12-18 13:41:27,251 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 13:41:27,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2021-12-18 13:41:27,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03a62486/8073fe21837b4ec9a0295106ab7e34c5/FLAG607148a76 [2021-12-18 13:41:27,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03a62486/8073fe21837b4ec9a0295106ab7e34c5 [2021-12-18 13:41:27,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 13:41:27,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 13:41:27,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 13:41:27,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 13:41:27,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 13:41:27,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:41:27" (1/1) ... [2021-12-18 13:41:27,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549c5f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:27, skipping insertion in model container [2021-12-18 13:41:27,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:41:27" (1/1) ... [2021-12-18 13:41:27,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 13:41:27,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 13:41:30,463 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470671,470684] [2021-12-18 13:41:30,465 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470837,470850] [2021-12-18 13:41:30,466 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471001,471014] [2021-12-18 13:41:30,466 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471166,471179] [2021-12-18 13:41:30,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:41:30,515 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 13:41:30,990 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470671,470684] [2021-12-18 13:41:30,991 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470837,470850] [2021-12-18 13:41:30,992 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471001,471014] [2021-12-18 13:41:30,992 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-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471166,471179] [2021-12-18 13:41:30,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:41:31,272 INFO L208 MainTranslator]: Completed translation [2021-12-18 13:41:31,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31 WrapperNode [2021-12-18 13:41:31,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 13:41:31,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 13:41:31,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 13:41:31,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 13:41:31,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,612 INFO L137 Inliner]: procedures = 313, calls = 4214, calls flagged for inlining = 171, calls inlined = 156, statements flattened = 7138 [2021-12-18 13:41:31,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 13:41:31,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 13:41:31,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 13:41:31,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 13:41:31,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:31,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:32,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 13:41:32,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 13:41:32,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 13:41:32,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 13:41:32,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (1/1) ... [2021-12-18 13:41:32,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:41:32,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 13:41:32,076 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) [2021-12-18 13:41:32,083 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 [2021-12-18 13:41:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_streaming_ctrl_mercury_mh [2021-12-18 13:41:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_streaming_ctrl_mercury_mh [2021-12-18 13:41:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_read_reg [2021-12-18 13:41:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_read_reg [2021-12-18 13:41:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury [2021-12-18 13:41:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury [2021-12-18 13:41:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 13:41:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 13:41:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2021-12-18 13:41:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2021-12-18 13:41:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 13:41:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 13:41:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 13:41:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 13:41:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-12-18 13:41:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-12-18 13:41:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 13:41:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 13:41:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2160_frontend_attach [2021-12-18 13:41:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2160_frontend_attach [2021-12-18 13:41:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_stop [2021-12-18 13:41:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_stop [2021-12-18 13:41:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_config_pin_mux_modes [2021-12-18 13:41:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_config_pin_mux_modes [2021-12-18 13:41:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_start [2021-12-18 13:41:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_start [2021-12-18 13:41:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_xfer [2021-12-18 13:41:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_xfer [2021-12-18 13:41:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-12-18 13:41:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-12-18 13:41:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_isoc [2021-12-18 13:41:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_isoc [2021-12-18 13:41:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_sleep [2021-12-18 13:41:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_sleep [2021-12-18 13:41:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mh [2021-12-18 13:41:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mh [2021-12-18 13:41:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc [2021-12-18 13:41:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc [2021-12-18 13:41:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep6_streaming_ctrl [2021-12-18 13:41:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep6_streaming_ctrl [2021-12-18 13:41:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg_mask [2021-12-18 13:41:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg_mask [2021-12-18 13:41:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_soft_reset [2021-12-18 13:41:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_soft_reset [2021-12-18 13:41:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 13:41:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_bulk [2021-12-18 13:41:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_bulk [2021-12-18 13:41:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init [2021-12-18 13:41:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init [2021-12-18 13:41:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 13:41:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 13:41:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 13:41:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 13:41:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 13:41:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_tuner_demod [2021-12-18 13:41:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_tuner_demod [2021-12-18 13:41:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 13:41:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-18 13:41:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_init [2021-12-18 13:41:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_init [2021-12-18 13:41:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 13:41:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_bitbang_sendbyte [2021-12-18 13:41:32,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_bitbang_sendbyte [2021-12-18 13:41:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 13:41:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lgdt3305_frontend_attach [2021-12-18 13:41:32,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lgdt3305_frontend_attach [2021-12-18 13:41:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 13:41:32,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 13:41:32,122 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_check_status [2021-12-18 13:41:32,123 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_check_status [2021-12-18 13:41:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep5_streaming_ctrl [2021-12-18 13:41:32,123 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep5_streaming_ctrl [2021-12-18 13:41:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2021-12-18 13:41:32,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2021-12-18 13:41:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 13:41:32,123 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_msg [2021-12-18 13:41:32,123 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_msg [2021-12-18 13:41:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 13:41:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fe_lock_of_mxl111sf_state [2021-12-18 13:41:32,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fe_lock_of_mxl111sf_state [2021-12-18 13:41:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 13:41:32,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 13:41:32,124 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_dvbt [2021-12-18 13:41:32,124 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_dvbt [2021-12-18 13:41:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep4_streaming_ctrl [2021-12-18 13:41:32,125 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep4_streaming_ctrl [2021-12-18 13:41:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 13:41:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 13:41:32,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-18 13:41:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_gpio [2021-12-18 13:41:32,125 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_gpio [2021-12-18 13:41:32,125 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-18 13:41:32,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-18 13:41:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 13:41:32,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-18 13:41:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2161_ep6_frontend_attach [2021-12-18 13:41:32,126 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2161_ep6_frontend_attach [2021-12-18 13:41:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 13:41:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_get_chip_info [2021-12-18 13:41:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_get_chip_info [2021-12-18 13:41:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury_mh [2021-12-18 13:41:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury_mh [2021-12-18 13:41:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_enable_usb_output [2021-12-18 13:41:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_enable_usb_output [2021-12-18 13:41:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-18 13:41:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-18 13:41:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_tuner [2021-12-18 13:41:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_tuner [2021-12-18 13:41:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 13:41:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 13:41:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_hw_set_gpio [2021-12-18 13:41:32,128 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_hw_set_gpio [2021-12-18 13:41:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 13:41:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 13:41:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 13:41:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 13:41:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 13:41:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 13:41:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_set_device_mode [2021-12-18 13:41:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_set_device_mode [2021-12-18 13:41:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 13:41:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 13:41:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_program_regs [2021-12-18 13:41:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_program_regs [2021-12-18 13:41:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 13:41:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:41:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:41:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_gpio_mode_switch [2021-12-18 13:41:32,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_gpio_mode_switch [2021-12-18 13:41:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-12-18 13:41:32,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-12-18 13:41:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg [2021-12-18 13:41:32,131 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg [2021-12-18 13:41:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 13:41:32,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 13:41:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_func [2021-12-18 13:41:32,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_func [2021-12-18 13:41:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ant_hunt [2021-12-18 13:41:32,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ant_hunt [2021-12-18 13:41:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_ant_path [2021-12-18 13:41:32,132 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_ant_path [2021-12-18 13:41:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_port_expander [2021-12-18 13:41:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_port_expander [2021-12-18 13:41:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_disconnect [2021-12-18 13:41:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_disconnect [2021-12-18 13:41:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc_mh [2021-12-18 13:41:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc_mh [2021-12-18 13:41:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_demod [2021-12-18 13:41:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_demod [2021-12-18 13:41:32,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 13:41:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 13:41:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_send_data [2021-12-18 13:41:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_send_data [2021-12-18 13:41:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_resume [2021-12-18 13:41:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_resume [2021-12-18 13:41:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 13:41:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_get_data [2021-12-18 13:41:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_get_data [2021-12-18 13:41:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 13:41:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 13:41:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 13:41:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 13:41:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_probe [2021-12-18 13:41:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_probe [2021-12-18 13:41:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_top_master_ctrl [2021-12-18 13:41:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_top_master_ctrl [2021-12-18 13:41:33,028 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 13:41:33,031 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 13:41:33,316 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 13:41:46,497 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 13:41:46,672 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 13:41:46,700 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 13:41:46,701 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 13:41:46,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:41:46 BoogieIcfgContainer [2021-12-18 13:41:46,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 13:41:46,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 13:41:46,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 13:41:46,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 13:41:46,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:41:27" (1/3) ... [2021-12-18 13:41:46,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1f8957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:41:46, skipping insertion in model container [2021-12-18 13:41:46,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:41:31" (2/3) ... [2021-12-18 13:41:46,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1f8957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:41:46, skipping insertion in model container [2021-12-18 13:41:46,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:41:46" (3/3) ... [2021-12-18 13:41:46,712 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2021-12-18 13:41:46,717 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 13:41:46,717 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-18 13:41:46,778 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 13:41:46,793 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 [2021-12-18 13:41:46,794 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-18 13:41:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand has 2427 states, 1820 states have (on average 1.4131868131868133) internal successors, (2572), 1853 states have internal predecessors, (2572), 530 states have call successors, (530), 75 states have call predecessors, (530), 74 states have return successors, (523), 503 states have call predecessors, (523), 523 states have call successors, (523) [2021-12-18 13:41:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2021-12-18 13:41:46,897 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:41:46,899 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:41:46,900 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:41:46,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:41:46,905 INFO L85 PathProgramCache]: Analyzing trace with hash 29905678, now seen corresponding path program 1 times [2021-12-18 13:41:46,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:41:46,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701470987] [2021-12-18 13:41:46,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:41:46,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:41:47,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:41:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:41:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:41:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:41:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:41:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:41:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:41:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:41:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:41:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:41:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:41:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:41:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:41:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:41:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:41:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:41:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:41:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:41:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:41:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:41:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:41:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:48,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:41:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:41:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:41:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:41:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:41:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:41:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:41:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:41:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:41:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:41:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:41:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:41:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:41:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:41:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:41:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:41:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:41:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:41:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:41:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:41:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:41:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:41:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:41:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:41:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:41:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:41:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:41:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:49,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:41:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:50,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:50,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:41:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:50,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:41:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:50,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:41:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:50,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-12-18 13:41:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:41:50,106 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:41:50,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:41:50,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701470987] [2021-12-18 13:41:50,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701470987] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:41:50,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:41:50,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:41:50,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573980479] [2021-12-18 13:41:50,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:41:50,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:41:50,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:41:50,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:41:50,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:41:50,146 INFO L87 Difference]: Start difference. First operand has 2427 states, 1820 states have (on average 1.4131868131868133) internal successors, (2572), 1853 states have internal predecessors, (2572), 530 states have call successors, (530), 75 states have call predecessors, (530), 74 states have return successors, (523), 503 states have call predecessors, (523), 523 states have call successors, (523) Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-18 13:41:53,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:41:56,310 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:41:59,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:41:59,903 INFO L93 Difference]: Finished difference Result 7065 states and 10727 transitions. [2021-12-18 13:41:59,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:41:59,906 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 580 [2021-12-18 13:41:59,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:41:59,980 INFO L225 Difference]: With dead ends: 7065 [2021-12-18 13:41:59,980 INFO L226 Difference]: Without dead ends: 4732 [2021-12-18 13:42:00,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:42:00,020 INFO L933 BasicCegarLoop]: 4014 mSDtfsCounter, 3698 mSDsluCounter, 6164 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 1057 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3861 SdHoareTripleChecker+Valid, 10178 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1057 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-12-18 13:42:00,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3861 Valid, 10178 Invalid, 1934 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1057 Valid, 875 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2021-12-18 13:42:00,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4732 states. [2021-12-18 13:42:00,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4732 to 4619. [2021-12-18 13:42:00,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4619 states, 3505 states have (on average 1.4205420827389443) internal successors, (4979), 3570 states have internal predecessors, (4979), 968 states have call successors, (968), 144 states have call predecessors, (968), 143 states have return successors, (964), 924 states have call predecessors, (964), 964 states have call successors, (964) [2021-12-18 13:42:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 4619 states and 6911 transitions. [2021-12-18 13:42:00,369 INFO L78 Accepts]: Start accepts. Automaton has 4619 states and 6911 transitions. Word has length 580 [2021-12-18 13:42:00,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:42:00,371 INFO L470 AbstractCegarLoop]: Abstraction has 4619 states and 6911 transitions. [2021-12-18 13:42:00,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-18 13:42:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4619 states and 6911 transitions. [2021-12-18 13:42:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2021-12-18 13:42:00,386 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:42:00,386 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:42:00,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 13:42:00,387 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:42:00,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:42:00,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1590275558, now seen corresponding path program 1 times [2021-12-18 13:42:00,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:42:00,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880533041] [2021-12-18 13:42:00,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:42:00,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:42:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:42:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:42:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:42:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:42:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:00,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:42:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:42:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:42:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:42:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:42:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:42:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:42:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:42:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:42:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:42:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:42:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:42:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:42:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:42:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:42:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:42:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:42:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:42:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:42:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:42:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:42:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:42:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:42:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:42:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:42:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:42:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:42:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:42:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:42:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:42:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:42:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:42:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:42:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:01,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:42:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:42:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:42:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:42:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:42:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:42:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:42:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:42:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:42:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:42:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:42:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:42:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:42:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:42:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:42:02,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:42:02,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880533041] [2021-12-18 13:42:02,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880533041] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:42:02,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:42:02,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:42:02,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793615251] [2021-12-18 13:42:02,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:42:02,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:42:02,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:42:02,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:42:02,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:42:02,397 INFO L87 Difference]: Start difference. First operand 4619 states and 6911 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:05,298 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 [] [2021-12-18 13:42:07,479 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:11,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:42:11,287 INFO L93 Difference]: Finished difference Result 11497 states and 17325 transitions. [2021-12-18 13:42:11,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:42:11,288 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 584 [2021-12-18 13:42:11,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:42:11,343 INFO L225 Difference]: With dead ends: 11497 [2021-12-18 13:42:11,343 INFO L226 Difference]: Without dead ends: 6983 [2021-12-18 13:42:11,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:42:11,374 INFO L933 BasicCegarLoop]: 3994 mSDtfsCounter, 3682 mSDsluCounter, 6156 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 1073 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3848 SdHoareTripleChecker+Valid, 10150 SdHoareTripleChecker+Invalid, 1955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1073 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-12-18 13:42:11,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3848 Valid, 10150 Invalid, 1955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1073 Valid, 881 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2021-12-18 13:42:11,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6983 states. [2021-12-18 13:42:11,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6983 to 6800. [2021-12-18 13:42:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6800 states, 5173 states have (on average 1.423352020104388) internal successors, (7363), 5271 states have internal predecessors, (7363), 1407 states have call successors, (1407), 218 states have call predecessors, (1407), 217 states have return successors, (1403), 1340 states have call predecessors, (1403), 1403 states have call successors, (1403) [2021-12-18 13:42:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6800 states to 6800 states and 10173 transitions. [2021-12-18 13:42:11,653 INFO L78 Accepts]: Start accepts. Automaton has 6800 states and 10173 transitions. Word has length 584 [2021-12-18 13:42:11,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:42:11,655 INFO L470 AbstractCegarLoop]: Abstraction has 6800 states and 10173 transitions. [2021-12-18 13:42:11,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 6800 states and 10173 transitions. [2021-12-18 13:42:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2021-12-18 13:42:11,671 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:42:11,671 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:42:11,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 13:42:11,672 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:42:11,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:42:11,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1971461764, now seen corresponding path program 1 times [2021-12-18 13:42:11,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:42:11,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240044032] [2021-12-18 13:42:11,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:42:11,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:42:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:42:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:42:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:42:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:42:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:42:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:42:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:42:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:42:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:42:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:42:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:42:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:42:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:42:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:42:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:42:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:42:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:42:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:42:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:42:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:42:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:42:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:42:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:42:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:42:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:42:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:42:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:42:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:42:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:42:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:42:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:42:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:42:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:42:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:42:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:12,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:42:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:42:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:42:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:42:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:42:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:42:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:42:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:42:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:42:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:42:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:42:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:42:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:42:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:42:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:42:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:42:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:42:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:42:13,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:42:13,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240044032] [2021-12-18 13:42:13,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240044032] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:42:13,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:42:13,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:42:13,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343283944] [2021-12-18 13:42:13,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:42:13,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:42:13,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:42:13,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:42:13,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:42:13,440 INFO L87 Difference]: Start difference. First operand 6800 states and 10173 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:16,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:21,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:42:21,543 INFO L93 Difference]: Finished difference Result 18087 states and 27213 transitions. [2021-12-18 13:42:21,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:42:21,543 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 585 [2021-12-18 13:42:21,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:42:21,622 INFO L225 Difference]: With dead ends: 18087 [2021-12-18 13:42:21,623 INFO L226 Difference]: Without dead ends: 11392 [2021-12-18 13:42:21,667 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:42:21,668 INFO L933 BasicCegarLoop]: 4036 mSDtfsCounter, 3646 mSDsluCounter, 6189 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 1056 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3816 SdHoareTripleChecker+Valid, 10225 SdHoareTripleChecker+Invalid, 1937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1056 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-12-18 13:42:21,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3816 Valid, 10225 Invalid, 1937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1056 Valid, 880 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2021-12-18 13:42:21,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11392 states. [2021-12-18 13:42:22,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11392 to 11099. [2021-12-18 13:42:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11099 states, 8467 states have (on average 1.4245895830872801) internal successors, (12062), 8616 states have internal predecessors, (12062), 2264 states have call successors, (2264), 366 states have call predecessors, (2264), 365 states have return successors, (2260), 2163 states have call predecessors, (2260), 2260 states have call successors, (2260) [2021-12-18 13:42:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11099 states to 11099 states and 16586 transitions. [2021-12-18 13:42:22,147 INFO L78 Accepts]: Start accepts. Automaton has 11099 states and 16586 transitions. Word has length 585 [2021-12-18 13:42:22,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:42:22,149 INFO L470 AbstractCegarLoop]: Abstraction has 11099 states and 16586 transitions. [2021-12-18 13:42:22,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 11099 states and 16586 transitions. [2021-12-18 13:42:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-12-18 13:42:22,163 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:42:22,164 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:42:22,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 13:42:22,164 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:42:22,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:42:22,165 INFO L85 PathProgramCache]: Analyzing trace with hash -840717763, now seen corresponding path program 1 times [2021-12-18 13:42:22,165 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:42:22,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921150391] [2021-12-18 13:42:22,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:42:22,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:42:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:42:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:42:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:42:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:42:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:42:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:42:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:42:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:42:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:42:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:42:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:42:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:42:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:42:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:42:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:42:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:22,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:42:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:42:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:42:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:42:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:42:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:42:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:42:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:42:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:42:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:42:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:42:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:42:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:42:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:42:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:42:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:42:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:42:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:42:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:42:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:42:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:42:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:42:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:42:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:42:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:42:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:42:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:42:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:42:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:42:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:42:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:42:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:42:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:42:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:42:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:42:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:42:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:23,880 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:42:23,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:42:23,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921150391] [2021-12-18 13:42:23,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921150391] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:42:23,881 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:42:23,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:42:23,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289542187] [2021-12-18 13:42:23,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:42:23,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:42:23,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:42:23,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:42:23,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:42:23,885 INFO L87 Difference]: Start difference. First operand 11099 states and 16586 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:27,475 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:29,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:33,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:42:33,010 INFO L93 Difference]: Finished difference Result 31238 states and 46949 transitions. [2021-12-18 13:42:33,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:42:33,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 586 [2021-12-18 13:42:33,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:42:33,137 INFO L225 Difference]: With dead ends: 31238 [2021-12-18 13:42:33,138 INFO L226 Difference]: Without dead ends: 20244 [2021-12-18 13:42:33,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:42:33,189 INFO L933 BasicCegarLoop]: 4141 mSDtfsCounter, 3682 mSDsluCounter, 6263 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 1040 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3851 SdHoareTripleChecker+Valid, 10404 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1040 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-12-18 13:42:33,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3851 Valid, 10404 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1040 Valid, 889 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2021-12-18 13:42:33,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20244 states. [2021-12-18 13:42:33,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20244 to 19733. [2021-12-18 13:42:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19733 states, 15076 states have (on average 1.4263730432475457) internal successors, (21504), 15346 states have internal predecessors, (21504), 3993 states have call successors, (3993), 662 states have call predecessors, (3993), 661 states have return successors, (3989), 3809 states have call predecessors, (3989), 3989 states have call successors, (3989) [2021-12-18 13:42:33,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19733 states to 19733 states and 29486 transitions. [2021-12-18 13:42:33,958 INFO L78 Accepts]: Start accepts. Automaton has 19733 states and 29486 transitions. Word has length 586 [2021-12-18 13:42:33,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:42:33,959 INFO L470 AbstractCegarLoop]: Abstraction has 19733 states and 29486 transitions. [2021-12-18 13:42:33,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:33,960 INFO L276 IsEmpty]: Start isEmpty. Operand 19733 states and 29486 transitions. [2021-12-18 13:42:33,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-12-18 13:42:33,965 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:42:33,966 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:42:33,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 13:42:33,966 INFO L402 AbstractCegarLoop]: === Iteration 5 === 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:42:33,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:42:33,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1186938530, now seen corresponding path program 1 times [2021-12-18 13:42:33,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:42:33,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142237518] [2021-12-18 13:42:33,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:42:33,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:42:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:42:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:42:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:42:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:42:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:42:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:42:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:42:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:42:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:42:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:42:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:42:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:42:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:42:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:42:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:42:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:42:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:42:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:42:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:42:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:42:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:42:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:42:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:34,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:42:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:42:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:42:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:42:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:42:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:42:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:42:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:42:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:42:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:42:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:42:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:42:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:42:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:42:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:42:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:42:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:42:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:42:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:42:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:42:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:42:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:42:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:42:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:42:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:42:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:42:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:42:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:42:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:42:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:42:35,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:42:35,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142237518] [2021-12-18 13:42:35,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142237518] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:42:35,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:42:35,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:42:35,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986785865] [2021-12-18 13:42:35,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:42:35,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:42:35,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:42:35,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:42:35,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:42:35,836 INFO L87 Difference]: Start difference. First operand 19733 states and 29486 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:39,165 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:40,807 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:44,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:42:44,456 INFO L93 Difference]: Finished difference Result 57178 states and 85818 transitions. [2021-12-18 13:42:44,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:42:44,457 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 587 [2021-12-18 13:42:44,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:42:44,721 INFO L225 Difference]: With dead ends: 57178 [2021-12-18 13:42:44,721 INFO L226 Difference]: Without dead ends: 37550 [2021-12-18 13:42:44,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:42:44,839 INFO L933 BasicCegarLoop]: 4190 mSDtfsCounter, 3633 mSDsluCounter, 6294 mSDsCounter, 0 mSdLazyCounter, 891 mSolverCounterSat, 1017 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3800 SdHoareTripleChecker+Valid, 10484 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1017 IncrementalHoareTripleChecker+Valid, 891 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-12-18 13:42:44,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3800 Valid, 10484 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1017 Valid, 891 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2021-12-18 13:42:44,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37550 states. [2021-12-18 13:42:46,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37550 to 36605. [2021-12-18 13:42:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36605 states, 28027 states have (on average 1.4262675277411068) internal successors, (39974), 28473 states have internal predecessors, (39974), 7322 states have call successors, (7322), 1254 states have call predecessors, (7322), 1253 states have return successors, (7318), 7029 states have call predecessors, (7318), 7318 states have call successors, (7318) [2021-12-18 13:42:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36605 states to 36605 states and 54614 transitions. [2021-12-18 13:42:46,283 INFO L78 Accepts]: Start accepts. Automaton has 36605 states and 54614 transitions. Word has length 587 [2021-12-18 13:42:46,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:42:46,285 INFO L470 AbstractCegarLoop]: Abstraction has 36605 states and 54614 transitions. [2021-12-18 13:42:46,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:46,285 INFO L276 IsEmpty]: Start isEmpty. Operand 36605 states and 54614 transitions. [2021-12-18 13:42:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-12-18 13:42:46,291 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:42:46,291 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:42:46,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 13:42:46,291 INFO L402 AbstractCegarLoop]: === Iteration 6 === 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:42:46,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:42:46,292 INFO L85 PathProgramCache]: Analyzing trace with hash -613766982, now seen corresponding path program 1 times [2021-12-18 13:42:46,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:42:46,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936255087] [2021-12-18 13:42:46,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:42:46,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:42:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:42:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:42:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:42:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:42:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:42:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:42:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:42:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:42:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:42:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:42:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:42:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:42:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:42:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:42:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:42:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:42:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:42:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:42:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:42:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:42:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:42:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:42:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:42:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:42:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:42:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:42:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:42:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:42:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:42:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:42:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:42:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:42:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:42:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:42:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:42:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:42:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:42:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:42:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:42:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:42:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:47,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:42:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:42:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:42:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:42:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:42:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:42:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:42:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:42:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:42:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:42:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:42:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:42:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:42:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:42:48,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:42:48,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936255087] [2021-12-18 13:42:48,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936255087] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:42:48,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:42:48,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:42:48,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272795684] [2021-12-18 13:42:48,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:42:48,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:42:48,246 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:42:48,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:42:48,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:42:48,247 INFO L87 Difference]: Start difference. First operand 36605 states and 54614 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:42:51,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:42:56,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:42:56,802 INFO L93 Difference]: Finished difference Result 108451 states and 162551 transitions. [2021-12-18 13:42:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:42:56,803 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 588 [2021-12-18 13:42:56,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:42:57,314 INFO L225 Difference]: With dead ends: 108451 [2021-12-18 13:42:57,315 INFO L226 Difference]: Without dead ends: 71951 [2021-12-18 13:42:57,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:42:57,452 INFO L933 BasicCegarLoop]: 4307 mSDtfsCounter, 3664 mSDsluCounter, 6379 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 999 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3833 SdHoareTripleChecker+Valid, 10686 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 999 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:42:57,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3833 Valid, 10686 Invalid, 1900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [999 Valid, 900 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2021-12-18 13:42:57,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71951 states. [2021-12-18 13:42:59,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71951 to 70140. [2021-12-18 13:42:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70140 states, 53779 states have (on average 1.4263560125699624) internal successors, (76708), 54555 states have internal predecessors, (76708), 13921 states have call successors, (13921), 2438 states have call predecessors, (13921), 2437 states have return successors, (13917), 13425 states have call predecessors, (13917), 13917 states have call successors, (13917) [2021-12-18 13:43:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70140 states to 70140 states and 104546 transitions. [2021-12-18 13:43:00,891 INFO L78 Accepts]: Start accepts. Automaton has 70140 states and 104546 transitions. Word has length 588 [2021-12-18 13:43:00,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:43:00,892 INFO L470 AbstractCegarLoop]: Abstraction has 70140 states and 104546 transitions. [2021-12-18 13:43:00,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:43:00,893 INFO L276 IsEmpty]: Start isEmpty. Operand 70140 states and 104546 transitions. [2021-12-18 13:43:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2021-12-18 13:43:00,899 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:43:00,900 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:43:00,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 13:43:00,900 INFO L402 AbstractCegarLoop]: === Iteration 7 === 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:43:00,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:43:00,901 INFO L85 PathProgramCache]: Analyzing trace with hash 101155580, now seen corresponding path program 1 times [2021-12-18 13:43:00,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:43:00,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742808296] [2021-12-18 13:43:00,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:43:00,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:43:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:43:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:43:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:43:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:43:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:43:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:43:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:43:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:43:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:43:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:43:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:43:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:43:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:43:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:43:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:43:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:43:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:43:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:43:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:43:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:43:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:43:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:43:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:43:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:43:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:43:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:43:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:43:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:43:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:43:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:43:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:43:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:43:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:43:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:01,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:43:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:43:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:43:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:43:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:43:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:43:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:43:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:43:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:43:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:43:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:43:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:43:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:43:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:43:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:43:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:43:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:43:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:43:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:43:02,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:43:02,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742808296] [2021-12-18 13:43:02,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742808296] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:43:02,387 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:43:02,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:43:02,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535554863] [2021-12-18 13:43:02,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:43:02,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:43:02,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:43:02,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:43:02,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:43:02,390 INFO L87 Difference]: Start difference. First operand 70140 states and 104546 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:43:05,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:43:11,175 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:43:15,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:43:15,145 INFO L93 Difference]: Finished difference Result 208569 states and 312366 transitions. [2021-12-18 13:43:15,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:43:15,145 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 589 [2021-12-18 13:43:15,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:43:15,999 INFO L225 Difference]: With dead ends: 208569 [2021-12-18 13:43:15,999 INFO L226 Difference]: Without dead ends: 138534 [2021-12-18 13:43:16,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:43:16,528 INFO L933 BasicCegarLoop]: 5130 mSDtfsCounter, 3612 mSDsluCounter, 7008 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 890 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3780 SdHoareTripleChecker+Valid, 12138 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 890 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2021-12-18 13:43:16,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3780 Valid, 12138 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [890 Valid, 949 Invalid, 2 Unknown, 0 Unchecked, 9.5s Time] [2021-12-18 13:43:16,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138534 states. [2021-12-18 13:43:20,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138534 to 135025. [2021-12-18 13:43:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135025 states, 103567 states have (on average 1.4267092799830061) internal successors, (147760), 105078 states have internal predecessors, (147760), 26700 states have call successors, (26700), 4756 states have call predecessors, (26700), 4755 states have return successors, (26696), 25741 states have call predecessors, (26696), 26696 states have call successors, (26696) [2021-12-18 13:43:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135025 states to 135025 states and 201156 transitions. [2021-12-18 13:43:21,616 INFO L78 Accepts]: Start accepts. Automaton has 135025 states and 201156 transitions. Word has length 589 [2021-12-18 13:43:21,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:43:21,617 INFO L470 AbstractCegarLoop]: Abstraction has 135025 states and 201156 transitions. [2021-12-18 13:43:21,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-12-18 13:43:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 135025 states and 201156 transitions. [2021-12-18 13:43:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2021-12-18 13:43:21,626 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:43:21,626 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:43:21,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 13:43:21,627 INFO L402 AbstractCegarLoop]: === Iteration 8 === 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:43:21,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:43:21,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1610892942, now seen corresponding path program 1 times [2021-12-18 13:43:21,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:43:21,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773094745] [2021-12-18 13:43:21,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:43:21,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:43:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:43:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:43:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:43:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:43:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:43:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:43:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:43:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:43:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:43:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:43:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:43:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:43:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:43:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:43:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:43:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:43:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:43:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:43:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:43:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:43:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:43:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:43:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:43:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:43:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:43:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:43:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:43:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:43:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:43:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:22,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:43:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:43:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:43:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:43:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:43:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:43:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:43:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:43:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:43:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:43:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:43:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:43:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:43:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:43:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:43:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:43:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:43:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:43:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:43:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:43:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:43:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:43:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2021-12-18 13:43:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:23,494 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-12-18 13:43:23,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:43:23,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773094745] [2021-12-18 13:43:23,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773094745] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:43:23,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:43:23,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:43:23,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355855766] [2021-12-18 13:43:23,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:43:23,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:43:23,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:43:23,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:43:23,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:43:23,497 INFO L87 Difference]: Start difference. First operand 135025 states and 201156 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-18 13:43:27,630 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:43:31,609 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:43:38,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:43:38,136 INFO L93 Difference]: Finished difference Result 390398 states and 584320 transitions. [2021-12-18 13:43:38,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:43:38,136 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 607 [2021-12-18 13:43:38,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:43:40,215 INFO L225 Difference]: With dead ends: 390398 [2021-12-18 13:43:40,216 INFO L226 Difference]: Without dead ends: 255478 [2021-12-18 13:43:40,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:43:40,746 INFO L933 BasicCegarLoop]: 5003 mSDtfsCounter, 3390 mSDsluCounter, 6932 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 867 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3540 SdHoareTripleChecker+Valid, 11935 SdHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 867 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-12-18 13:43:40,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3540 Valid, 11935 Invalid, 1796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [867 Valid, 928 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2021-12-18 13:43:40,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255478 states. [2021-12-18 13:43:47,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255478 to 248618. [2021-12-18 13:43:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248618 states, 191890 states have (on average 1.4285267601229872) internal successors, (274120), 194892 states have internal predecessors, (274120), 48022 states have call successors, (48022), 8704 states have call predecessors, (48022), 8703 states have return successors, (48018), 45975 states have call predecessors, (48018), 48018 states have call successors, (48018) [2021-12-18 13:43:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248618 states to 248618 states and 370160 transitions. [2021-12-18 13:43:49,935 INFO L78 Accepts]: Start accepts. Automaton has 248618 states and 370160 transitions. Word has length 607 [2021-12-18 13:43:49,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:43:49,935 INFO L470 AbstractCegarLoop]: Abstraction has 248618 states and 370160 transitions. [2021-12-18 13:43:49,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-12-18 13:43:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 248618 states and 370160 transitions. [2021-12-18 13:43:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2021-12-18 13:43:49,945 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:43:49,945 INFO L514 BasicCegarLoop]: trace histogram [52, 52, 50, 50, 50, 50, 50, 50, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:43:49,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 13:43:49,946 INFO L402 AbstractCegarLoop]: === Iteration 9 === 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-18 13:43:49,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:43:49,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1712405135, now seen corresponding path program 1 times [2021-12-18 13:43:49,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:43:49,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817861055] [2021-12-18 13:43:49,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:43:49,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:43:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:43:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:43:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:43:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:43:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:43:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:43:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:43:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:43:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:43:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:43:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:43:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:43:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:43:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:43:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:43:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:43:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:43:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:43:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:43:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:50,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:43:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:43:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:43:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:43:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 13:43:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 13:43:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-18 13:43:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-18 13:43:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 13:43:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 13:43:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-18 13:43:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-18 13:43:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 13:43:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-18 13:43:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 13:43:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-18 13:43:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 13:43:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-18 13:43:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-18 13:43:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-18 13:43:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-18 13:43:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-18 13:43:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 13:43:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:43:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-18 13:43:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-18 13:43:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:43:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:43:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 13:43:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-18 13:43:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:43:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:43:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-12-18 13:43:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-18 13:43:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-12-18 13:43:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-12-18 13:43:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:43:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 11339 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11328 trivial. 0 not checked. [2021-12-18 13:43:51,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:43:51,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817861055] [2021-12-18 13:43:51,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817861055] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:43:51,744 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:43:51,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:43:51,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333529943] [2021-12-18 13:43:51,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:43:51,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:43:51,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:43:51,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:43:51,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:43:51,746 INFO L87 Difference]: Start difference. First operand 248618 states and 370160 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (59), 3 states have call predecessors, (59), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-12-18 13:43:58,770 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []