./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y --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 39973bb7b50b53c067a6906d32b40b2185ea2f6a6ba2da336135f31e07490738 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:12:32,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:12:32,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:12:32,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:12:32,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:12:32,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:12:32,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:12:32,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:12:32,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:12:32,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:12:32,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:12:32,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:12:32,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:12:32,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:12:32,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:12:32,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:12:32,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:12:32,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:12:32,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:12:32,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:12:32,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:12:32,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:12:32,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:12:32,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:12:32,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:12:32,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:12:32,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:12:32,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:12:32,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:12:32,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:12:32,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:12:32,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:12:32,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:12:32,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:12:32,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:12:32,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:12:32,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:12:32,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:12:32,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:12:32,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:12:32,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:12:32,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:12:32,976 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:12:32,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:12:32,976 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:12:32,977 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:12:32,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:12:32,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:12:32,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:12:32,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:12:32,982 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:12:32,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:12:32,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:12:32,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:12:32,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:12:32,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:12:32,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:12:32,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:12:32,985 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:12:32,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:12:32,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:12:32,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:12:32,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:12:32,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:12:32,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:12:32,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:12:32,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:12:32,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:12:32,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:12:32,988 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:12:32,988 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:12:32,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:12:32,990 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:12:32,991 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39973bb7b50b53c067a6906d32b40b2185ea2f6a6ba2da336135f31e07490738 [2021-11-13 18:12:33,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:12:33,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:12:33,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:12:33,329 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:12:33,330 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:12:33,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i [2021-11-13 18:12:33,429 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/data/8a3bc93f7/88bfb847f41d46c19ce403942b40842c/FLAG4c37514ee [2021-11-13 18:12:34,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:12:34,516 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i [2021-11-13 18:12:34,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/data/8a3bc93f7/88bfb847f41d46c19ce403942b40842c/FLAG4c37514ee [2021-11-13 18:12:34,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/data/8a3bc93f7/88bfb847f41d46c19ce403942b40842c [2021-11-13 18:12:34,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:12:34,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:12:34,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:12:34,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:12:34,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:12:34,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:12:34" (1/1) ... [2021-11-13 18:12:34,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4c2929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:34, skipping insertion in model container [2021-11-13 18:12:34,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:12:34" (1/1) ... [2021-11-13 18:12:34,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:12:35,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:12:40,991 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541045,541058] [2021-11-13 18:12:40,995 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541214,541227] [2021-11-13 18:12:40,996 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541381,541394] [2021-11-13 18:12:40,997 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541549,541562] [2021-11-13 18:12:41,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:12:41,124 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:12:41,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541045,541058] [2021-11-13 18:12:41,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541214,541227] [2021-11-13 18:12:41,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541381,541394] [2021-11-13 18:12:41,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i[541549,541562] [2021-11-13 18:12:41,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:12:42,221 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:12:42,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42 WrapperNode [2021-11-13 18:12:42,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:12:42,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:12:42,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:12:42,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:12:42,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:42,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:42,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:12:42,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:12:42,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:12:42,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:12:42,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:42,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:42,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:42,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:43,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:43,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:43,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:43,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:12:43,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:12:43,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:12:43,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:12:43,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (1/1) ... [2021-11-13 18:12:43,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:12:43,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:12:43,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:12:43,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb446c52-d4ba-40cc-8e03-afa0ee3fbe2e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:12:43,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-13 18:12:43,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-13 18:12:43,448 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-13 18:12:43,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-13 18:12:43,448 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_sset_count [2021-11-13 18:12:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_sset_count [2021-11-13 18:12:43,449 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_write [2021-11-13 18:12:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_write [2021-11-13 18:12:43,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-13 18:12:43,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-13 18:12:43,450 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_select_mii [2021-11-13 18:12:43,450 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_select_mii [2021-11-13 18:12:43,450 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_edmac [2021-11-13 18:12:43,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_edmac [2021-11-13 18:12:43,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:12:43,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:12:43,451 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_write [2021-11-13 18:12:43,451 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_write [2021-11-13 18:12:43,452 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2021-11-13 18:12:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2021-11-13 18:12:43,452 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_disable_cam_entry_table [2021-11-13 18:12:43,452 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_disable_cam_entry_table [2021-11-13 18:12:43,452 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-13 18:12:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-13 18:12:43,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 18:12:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-13 18:12:43,453 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_rate_giga [2021-11-13 18:12:43,453 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_rate_giga [2021-11-13 18:12:43,454 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-13 18:12:43,454 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-13 18:12:43,454 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-13 18:12:43,454 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-13 18:12:43,454 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-13 18:12:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-13 18:12:43,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2021-11-13 18:12:43,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2021-11-13 18:12:43,456 INFO L130 BoogieDeclarations]: Found specification of procedure bb_clr [2021-11-13 18:12:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_clr [2021-11-13 18:12:43,456 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-13 18:12:43,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-13 18:12:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_free_dma_buffer [2021-11-13 18:12:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_free_dma_buffer [2021-11-13 18:12:43,457 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_busy [2021-11-13 18:12:43,457 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_busy [2021-11-13 18:12:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_rate_r8a777x [2021-11-13 18:12:43,458 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_rate_r8a777x [2021-11-13 18:12:43,458 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2021-11-13 18:12:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2021-11-13 18:12:43,459 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-13 18:12:43,459 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-13 18:12:43,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 18:12:43,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 18:12:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-13 18:12:43,462 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-13 18:12:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-13 18:12:43,462 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-13 18:12:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 18:12:43,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 18:12:43,463 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tx_timeout [2021-11-13 18:12:43,463 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tx_timeout [2021-11-13 18:12:43,463 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-13 18:12:43,463 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-13 18:12:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:12:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_ring_free [2021-11-13 18:12:43,464 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_ring_free [2021-11-13 18:12:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-13 18:12:43,465 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-13 18:12:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-13 18:12:43,465 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-13 18:12:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-13 18:12:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-13 18:12:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_chip_reset [2021-11-13 18:12:43,467 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_chip_reset [2021-11-13 18:12:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 18:12:43,467 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-13 18:12:43,468 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-13 18:12:43,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-13 18:12:43,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-13 18:12:43,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 18:12:43,468 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_ringparam [2021-11-13 18:12:43,469 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_ringparam [2021-11-13 18:12:43,469 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_start_xmit [2021-11-13 18:12:43,469 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_start_xmit [2021-11-13 18:12:43,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 18:12:43,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 18:12:43,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:12:43,471 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_nway_reset [2021-11-13 18:12:43,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_nway_reset [2021-11-13 18:12:43,472 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-13 18:12:43,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-13 18:12:43,472 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_close [2021-11-13 18:12:43,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_close [2021-11-13 18:12:43,474 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_soft_swap [2021-11-13 18:12:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_soft_swap [2021-11-13 18:12:43,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 18:12:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 18:12:43,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-13 18:12:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-13 18:12:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure sh_get_mdio [2021-11-13 18:12:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_get_mdio [2021-11-13 18:12:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_find_entry [2021-11-13 18:12:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_find_entry [2021-11-13 18:12:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_vlan_rx_add_vid [2021-11-13 18:12:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_vlan_rx_add_vid [2021-11-13 18:12:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_ring_init [2021-11-13 18:12:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_ring_init [2021-11-13 18:12:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-13 18:12:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-13 18:12:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-11-13 18:12:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-11-13 18:12:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:12:43,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-13 18:12:43,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-13 18:12:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-13 18:12:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-13 18:12:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-13 18:12:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-13 18:12:43,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-13 18:12:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-13 18:12:43,486 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-13 18:12:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-13 18:12:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_ringparam [2021-11-13 18:12:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_ringparam [2021-11-13 18:12:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 18:12:43,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 18:12:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 18:12:43,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 18:12:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:12:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-13 18:12:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:12:43,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:12:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:12:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 18:12:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_rcv_snd_enable [2021-11-13 18:12:43,495 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_rcv_snd_enable [2021-11-13 18:12:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sh_eth_driver_exit_18_2 [2021-11-13 18:12:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sh_eth_driver_exit_18_2 [2021-11-13 18:12:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_get_offset [2021-11-13 18:12:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_get_offset [2021-11-13 18:12:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-13 18:12:43,496 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-13 18:12:43,496 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-13 18:12:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-13 18:12:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-13 18:12:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-13 18:12:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-13 18:12:43,497 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-13 18:12:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-13 18:12:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-13 18:12:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-13 18:12:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-13 18:12:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_get_post_bit [2021-11-13 18:12:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_get_post_bit [2021-11-13 18:12:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:12:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:12:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure free_mdio_bitbang [2021-11-13 18:12:43,499 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mdio_bitbang [2021-11-13 18:12:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-13 18:12:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-13 18:12:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_do_ioctl [2021-11-13 18:12:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_do_ioctl [2021-11-13 18:12:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_disable_cam_entry_post [2021-11-13 18:12:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_disable_cam_entry_post [2021-11-13 18:12:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 18:12:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 18:12:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 18:12:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 18:12:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 18:12:43,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-13 18:12:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_drv_probe [2021-11-13 18:12:43,502 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_drv_probe [2021-11-13 18:12:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_read [2021-11-13 18:12:43,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_read [2021-11-13 18:12:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-13 18:12:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_vtag_index [2021-11-13 18:12:43,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_vtag_index [2021-11-13 18:12:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_edtrr_trns [2021-11-13 18:12:43,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_edtrr_trns [2021-11-13 18:12:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2021-11-13 18:12:43,504 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2021-11-13 18:12:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 18:12:43,504 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 18:12:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2021-11-13 18:12:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2021-11-13 18:12:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_duplex [2021-11-13 18:12:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_duplex [2021-11-13 18:12:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-13 18:12:43,505 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-13 18:12:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_get_post_reg_offset [2021-11-13 18:12:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_get_post_reg_offset [2021-11-13 18:12:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_chip_reset_r8a7740 [2021-11-13 18:12:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_chip_reset_r8a7740 [2021-11-13 18:12:43,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-11-13 18:12:43,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-11-13 18:12:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_chip_reset_giga [2021-11-13 18:12:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_chip_reset_giga [2021-11-13 18:12:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-13 18:12:43,507 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-13 18:12:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:12:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-13 18:12:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-13 18:12:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:12:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_runtime_nop [2021-11-13 18:12:43,508 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_runtime_nop [2021-11-13 18:12:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2021-11-13 18:12:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2021-11-13 18:12:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:12:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_open [2021-11-13 18:12:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_open [2021-11-13 18:12:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-13 18:12:43,509 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-13 18:12:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_multicast_list [2021-11-13 18:12:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_multicast_list [2021-11-13 18:12:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 18:12:43,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 18:12:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_msglevel [2021-11-13 18:12:43,511 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_msglevel [2021-11-13 18:12:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-13 18:12:43,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-13 18:12:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync [2021-11-13 18:12:43,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync [2021-11-13 18:12:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_read_entry [2021-11-13 18:12:43,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_read_entry [2021-11-13 18:12:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_txfree [2021-11-13 18:12:43,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_txfree [2021-11-13 18:12:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_settings [2021-11-13 18:12:43,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_settings [2021-11-13 18:12:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-11-13 18:12:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-11-13 18:12:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_rcv_snd_disable [2021-11-13 18:12:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_rcv_snd_disable [2021-11-13 18:12:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-13 18:12:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-13 18:12:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-13 18:12:43,514 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-13 18:12:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_msglevel [2021-11-13 18:12:43,514 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_msglevel [2021-11-13 18:12:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-13 18:12:43,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-13 18:12:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_drv_remove [2021-11-13 18:12:43,516 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_drv_remove [2021-11-13 18:12:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-13 18:12:43,521 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-13 18:12:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_read [2021-11-13 18:12:43,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_read [2021-11-13 18:12:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_is_rz_fast_ether [2021-11-13 18:12:43,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_is_rz_fast_ether [2021-11-13 18:12:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure bb_set [2021-11-13 18:12:43,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_set [2021-11-13 18:12:43,522 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_settings [2021-11-13 18:12:43,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_settings [2021-11-13 18:12:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-13 18:12:43,527 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-13 18:12:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_strings [2021-11-13 18:12:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_strings [2021-11-13 18:12:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_ethtool_stats [2021-11-13 18:12:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_ethtool_stats [2021-11-13 18:12:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 18:12:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 18:12:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_dev_init [2021-11-13 18:12:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_dev_init [2021-11-13 18:12:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_sh_eth_private [2021-11-13 18:12:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_sh_eth_private [2021-11-13 18:12:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_get_stats [2021-11-13 18:12:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_get_stats [2021-11-13 18:12:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:12:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_vlan_rx_kill_vid [2021-11-13 18:12:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_vlan_rx_kill_vid [2021-11-13 18:12:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_rate_sh7724 [2021-11-13 18:12:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_rate_sh7724 [2021-11-13 18:12:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_adjust_link [2021-11-13 18:12:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_adjust_link [2021-11-13 18:12:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 18:12:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 18:12:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_purge_mcast [2021-11-13 18:12:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_purge_mcast [2021-11-13 18:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-13 18:12:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-13 18:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-11-13 18:12:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-11-13 18:12:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_sh_eth_private [2021-11-13 18:12:43,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_sh_eth_private [2021-11-13 18:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-13 18:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-13 18:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_is_gether [2021-11-13 18:12:43,533 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_is_gether [2021-11-13 18:12:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-13 18:12:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-13 18:12:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_rate_sh7757 [2021-11-13 18:12:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_rate_sh7757 [2021-11-13 18:12:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_set_receive_align [2021-11-13 18:12:43,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_set_receive_align [2021-11-13 18:12:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 18:12:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 18:12:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-13 18:12:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-13 18:12:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-13 18:12:43,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-13 18:12:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:12:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure sh_eth_tsu_write_entry [2021-11-13 18:12:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure sh_eth_tsu_write_entry [2021-11-13 18:12:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 18:12:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 18:12:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-13 18:12:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-13 18:12:45,644 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 18:14:09,113 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-13 18:14:09,327 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:14:09,328 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-13 18:14:09,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:09 BoogieIcfgContainer [2021-11-13 18:14:09,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:14:09,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:14:09,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:14:09,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:14:09,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:12:34" (1/3) ... [2021-11-13 18:14:09,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29cd2a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:14:09, skipping insertion in model container [2021-11-13 18:14:09,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:12:42" (2/3) ... [2021-11-13 18:14:09,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29cd2a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:14:09, skipping insertion in model container [2021-11-13 18:14:09,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:09" (3/3) ... [2021-11-13 18:14:09,349 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-renesas-sh_eth.cil.i [2021-11-13 18:14:09,356 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:14:09,356 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-13 18:14:09,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:14:09,465 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 [2021-11-13 18:14:09,465 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-13 18:14:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 3378 states, 2350 states have (on average 1.2838297872340425) internal successors, (3017), 2416 states have internal predecessors, (3017), 888 states have call successors, (888), 144 states have call predecessors, (888), 143 states have return successors, (877), 851 states have call predecessors, (877), 877 states have call successors, (877) [2021-11-13 18:14:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2021-11-13 18:14:09,664 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:09,666 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:14:09,669 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:14:09,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:09,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1326161823, now seen corresponding path program 1 times [2021-11-13 18:14:09,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:09,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021497825] [2021-11-13 18:14:09,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:09,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:14:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:14:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:14:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:14:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:14:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:14:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:14:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:14:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:14:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:14:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:14:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:14:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:14:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:14:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:14:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:11,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:14:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:14:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:14:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:14:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:14:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:14:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:14:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:14:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:14:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:14:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:14:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:14:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:14:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:14:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:14:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:14:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:14:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:14:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:14:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:14:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:14:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:14:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:14:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:14:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:14:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:12,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:14:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:14:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:14:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:14:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:14:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:14:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:14:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:14:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:14:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:14:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:14:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:14:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:14:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2021-11-13 18:14:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:13,527 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:14:13,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:13,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021497825] [2021-11-13 18:14:13,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021497825] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:13,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:13,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:14:13,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843397399] [2021-11-13 18:14:13,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:13,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:14:13,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:13,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:14:13,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:14:13,606 INFO L87 Difference]: Start difference. First operand has 3378 states, 2350 states have (on average 1.2838297872340425) internal successors, (3017), 2416 states have internal predecessors, (3017), 888 states have call successors, (888), 144 states have call predecessors, (888), 143 states have return successors, (877), 851 states have call predecessors, (877), 877 states have call successors, (877) 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:14:15,777 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:14:17,970 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:14:31,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:14:31,171 INFO L93 Difference]: Finished difference Result 10276 states and 15086 transitions. [2021-11-13 18:14:31,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:14:31,190 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 600 [2021-11-13 18:14:31,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:14:31,296 INFO L225 Difference]: With dead ends: 10276 [2021-11-13 18:14:31,296 INFO L226 Difference]: Without dead ends: 6990 [2021-11-13 18:14:31,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:14:31,342 INFO L933 BasicCegarLoop]: 4942 mSDtfsCounter, 6035 mSDsluCounter, 5698 mSDsCounter, 0 mSdLazyCounter, 2995 mSolverCounterSat, 2891 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14351.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6815 SdHoareTripleChecker+Valid, 10640 SdHoareTripleChecker+Invalid, 5888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 150.98ms SdHoareTripleChecker+Time, 2891 IncrementalHoareTripleChecker+Valid, 2995 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16557.09ms IncrementalHoareTripleChecker+Time [2021-11-13 18:14:31,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6815 Valid, 10640 Invalid, 5888 Unknown, 0 Unchecked, 150.98ms Time], IncrementalHoareTripleChecker [2891 Valid, 2995 Invalid, 2 Unknown, 0 Unchecked, 16557.09ms Time] [2021-11-13 18:14:31,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6990 states. [2021-11-13 18:14:31,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6990 to 6444. [2021-11-13 18:14:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 4501 states have (on average 1.2754943345923129) internal successors, (5741), 4616 states have internal predecessors, (5741), 1658 states have call successors, (1658), 283 states have call predecessors, (1658), 282 states have return successors, (1654), 1602 states have call predecessors, (1654), 1654 states have call successors, (1654) [2021-11-13 18:14:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 9053 transitions. [2021-11-13 18:14:32,023 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 9053 transitions. Word has length 600 [2021-11-13 18:14:32,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:14:32,029 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 9053 transitions. [2021-11-13 18:14:32,030 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:14:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 9053 transitions. [2021-11-13 18:14:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2021-11-13 18:14:32,054 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:32,055 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:14:32,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:14:32,055 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:14:32,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:32,056 INFO L85 PathProgramCache]: Analyzing trace with hash 442048498, now seen corresponding path program 1 times [2021-11-13 18:14:32,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:32,060 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95356112] [2021-11-13 18:14:32,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:32,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:14:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:14:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:14:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:14:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:14:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:14:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:14:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:14:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:14:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:14:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:32,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:14:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:14:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:14:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:14:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:14:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:14:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:14:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:14:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:14:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:14:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:14:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:14:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:14:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:14:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:14:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:14:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:14:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:14:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:14:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:14:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:14:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:14:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:14:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:14:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:14:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:14:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:14:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:14:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:14:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:14:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:14:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:14:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:33,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:14:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:14:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:14:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:14:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:14:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:14:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:14:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:14:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:14:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:14:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:14:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2021-11-13 18:14:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:34,485 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:14:34,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:34,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95356112] [2021-11-13 18:14:34,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95356112] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:34,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:34,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:14:34,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753085489] [2021-11-13 18:14:34,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:34,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:14:34,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:34,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:14:34,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:14:34,496 INFO L87 Difference]: Start difference. First operand 6444 states and 9053 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:14:36,644 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:14:38,787 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:14:52,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:14:52,794 INFO L93 Difference]: Finished difference Result 19848 states and 28485 transitions. [2021-11-13 18:14:52,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:14:52,795 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 600 [2021-11-13 18:14:52,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:14:52,964 INFO L225 Difference]: With dead ends: 19848 [2021-11-13 18:14:52,964 INFO L226 Difference]: Without dead ends: 13513 [2021-11-13 18:14:53,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:14:53,029 INFO L933 BasicCegarLoop]: 5001 mSDtfsCounter, 5886 mSDsluCounter, 5738 mSDsCounter, 0 mSdLazyCounter, 2961 mSolverCounterSat, 2891 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15478.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6634 SdHoareTripleChecker+Valid, 10739 SdHoareTripleChecker+Invalid, 5854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 111.47ms SdHoareTripleChecker+Time, 2891 IncrementalHoareTripleChecker+Valid, 2961 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17317.31ms IncrementalHoareTripleChecker+Time [2021-11-13 18:14:53,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6634 Valid, 10739 Invalid, 5854 Unknown, 0 Unchecked, 111.47ms Time], IncrementalHoareTripleChecker [2891 Valid, 2961 Invalid, 2 Unknown, 0 Unchecked, 17317.31ms Time] [2021-11-13 18:14:53,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13513 states. [2021-11-13 18:14:54,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13513 to 12410. [2021-11-13 18:14:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12410 states, 8691 states have (on average 1.2748820619031183) internal successors, (11080), 8921 states have internal predecessors, (11080), 3161 states have call successors, (3161), 564 states have call predecessors, (3161), 555 states have return successors, (3253), 3032 states have call predecessors, (3253), 3157 states have call successors, (3253) [2021-11-13 18:14:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12410 states to 12410 states and 17494 transitions. [2021-11-13 18:14:54,162 INFO L78 Accepts]: Start accepts. Automaton has 12410 states and 17494 transitions. Word has length 600 [2021-11-13 18:14:54,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:14:54,164 INFO L470 AbstractCegarLoop]: Abstraction has 12410 states and 17494 transitions. [2021-11-13 18:14:54,166 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, (57), 3 states have call predecessors, (57), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:14:54,166 INFO L276 IsEmpty]: Start isEmpty. Operand 12410 states and 17494 transitions. [2021-11-13 18:14:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 610 [2021-11-13 18:14:54,191 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:54,192 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:14:54,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:14:54,192 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:14:54,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:54,193 INFO L85 PathProgramCache]: Analyzing trace with hash -2094137902, now seen corresponding path program 1 times [2021-11-13 18:14:54,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:54,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010721930] [2021-11-13 18:14:54,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:54,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:14:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:14:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:14:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:14:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:14:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:14:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:54,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:14:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:14:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:14:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:14:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:14:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:14:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:14:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:14:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:14:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:14:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:14:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:14:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:14:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:14:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:14:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:14:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:14:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:14:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:14:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:14:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:14:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:14:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:14:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:14:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:14:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:14:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:14:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:14:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:14:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:14:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:14:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:14:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:14:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:55,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:14:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:14:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:14:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:14:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:14:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:14:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:14:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:14:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:14:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:14:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:14:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:14:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:14:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:14:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:14:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-13 18:14:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:56,625 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:14:56,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:56,626 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010721930] [2021-11-13 18:14:56,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010721930] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:56,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:56,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:14:56,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804248104] [2021-11-13 18:14:56,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:56,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:14:56,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:56,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:14:56,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:14:56,634 INFO L87 Difference]: Start difference. First operand 12410 states and 17494 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:14:58,786 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:15:00,933 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:15:13,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:15:13,318 INFO L93 Difference]: Finished difference Result 38658 states and 55754 transitions. [2021-11-13 18:15:13,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:15:13,319 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 609 [2021-11-13 18:15:13,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:15:13,550 INFO L225 Difference]: With dead ends: 38658 [2021-11-13 18:15:13,550 INFO L226 Difference]: Without dead ends: 26357 [2021-11-13 18:15:13,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:15:13,639 INFO L933 BasicCegarLoop]: 4925 mSDtfsCounter, 5918 mSDsluCounter, 5649 mSDsCounter, 0 mSdLazyCounter, 3044 mSolverCounterSat, 2909 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13648.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6676 SdHoareTripleChecker+Valid, 10574 SdHoareTripleChecker+Invalid, 5955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 82.55ms SdHoareTripleChecker+Time, 2909 IncrementalHoareTripleChecker+Valid, 3044 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15435.93ms IncrementalHoareTripleChecker+Time [2021-11-13 18:15:13,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6676 Valid, 10574 Invalid, 5955 Unknown, 0 Unchecked, 82.55ms Time], IncrementalHoareTripleChecker [2909 Valid, 3044 Invalid, 2 Unknown, 0 Unchecked, 15435.93ms Time] [2021-11-13 18:15:13,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26357 states. [2021-11-13 18:15:15,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26357 to 26066. [2021-11-13 18:15:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26066 states, 18191 states have (on average 1.2768951679401903) internal successors, (23228), 18725 states have internal predecessors, (23228), 6673 states have call successors, (6673), 1126 states have call predecessors, (6673), 1199 states have return successors, (7937), 6478 states have call predecessors, (7937), 6669 states have call successors, (7937) [2021-11-13 18:15:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26066 states to 26066 states and 37838 transitions. [2021-11-13 18:15:16,107 INFO L78 Accepts]: Start accepts. Automaton has 26066 states and 37838 transitions. Word has length 609 [2021-11-13 18:15:16,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:15:16,111 INFO L470 AbstractCegarLoop]: Abstraction has 26066 states and 37838 transitions. [2021-11-13 18:15:16,111 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:15:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 26066 states and 37838 transitions. [2021-11-13 18:15:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2021-11-13 18:15:16,138 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:15:16,139 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:15:16,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:15:16,139 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:15:16,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:15:16,140 INFO L85 PathProgramCache]: Analyzing trace with hash 2030244251, now seen corresponding path program 1 times [2021-11-13 18:15:16,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:15:16,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486632692] [2021-11-13 18:15:16,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:15:16,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:15:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:15:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:15:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:15:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:15:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:15:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:16,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:15:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:15:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:15:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:15:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:15:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:15:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:15:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:15:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:15:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:15:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:15:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:15:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:15:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:15:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:15:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:15:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:15:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:15:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:15:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:15:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:15:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:15:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:15:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:15:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:15:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:15:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:15:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:15:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:15:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:15:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:15:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:15:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:15:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:15:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:15:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:15:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:15:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:15:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:15:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:15:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:15:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:15:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:15:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:15:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:15:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:15:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:15:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:15:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2021-11-13 18:15:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:15:18,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:15:18,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486632692] [2021-11-13 18:15:18,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486632692] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:15:18,485 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:15:18,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:15:18,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489954670] [2021-11-13 18:15:18,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:15:18,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:15:18,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:15:18,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:15:18,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:15:18,489 INFO L87 Difference]: Start difference. First operand 26066 states and 37838 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:15:20,636 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:15:22,779 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:15:34,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:15:34,812 INFO L93 Difference]: Finished difference Result 77496 states and 113372 transitions. [2021-11-13 18:15:34,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:15:34,813 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 611 [2021-11-13 18:15:34,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:15:35,347 INFO L225 Difference]: With dead ends: 77496 [2021-11-13 18:15:35,347 INFO L226 Difference]: Without dead ends: 51539 [2021-11-13 18:15:35,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:15:35,786 INFO L933 BasicCegarLoop]: 4914 mSDtfsCounter, 5920 mSDsluCounter, 5645 mSDsCounter, 0 mSdLazyCounter, 3042 mSolverCounterSat, 2914 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12953.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6680 SdHoareTripleChecker+Valid, 10559 SdHoareTripleChecker+Invalid, 5958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 74.95ms SdHoareTripleChecker+Time, 2914 IncrementalHoareTripleChecker+Valid, 3042 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14613.17ms IncrementalHoareTripleChecker+Time [2021-11-13 18:15:35,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6680 Valid, 10559 Invalid, 5958 Unknown, 0 Unchecked, 74.95ms Time], IncrementalHoareTripleChecker [2914 Valid, 3042 Invalid, 2 Unknown, 0 Unchecked, 14613.17ms Time] [2021-11-13 18:15:35,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51539 states. [2021-11-13 18:15:39,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51539 to 51010. [2021-11-13 18:15:39,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51010 states, 35571 states have (on average 1.2766579517022294) internal successors, (45412), 36637 states have internal predecessors, (45412), 13033 states have call successors, (13033), 2250 states have call predecessors, (13033), 2403 states have return successors, (16301), 12650 states have call predecessors, (16301), 13029 states have call successors, (16301) [2021-11-13 18:15:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51010 states to 51010 states and 74746 transitions. [2021-11-13 18:15:40,468 INFO L78 Accepts]: Start accepts. Automaton has 51010 states and 74746 transitions. Word has length 611 [2021-11-13 18:15:40,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:15:40,471 INFO L470 AbstractCegarLoop]: Abstraction has 51010 states and 74746 transitions. [2021-11-13 18:15:40,471 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:15:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 51010 states and 74746 transitions. [2021-11-13 18:15:40,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2021-11-13 18:15:40,485 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:15:40,486 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:15:40,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:15:40,487 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:15:40,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:15:40,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1189687485, now seen corresponding path program 1 times [2021-11-13 18:15:40,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:15:40,488 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490354933] [2021-11-13 18:15:40,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:15:40,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:15:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:15:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:15:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:15:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:15:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:15:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:15:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:15:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:15:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:15:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:15:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:15:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:15:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:15:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:15:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:15:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:15:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:15:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:15:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:15:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:15:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:15:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:15:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:15:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:15:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:41,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:15:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:15:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:15:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:15:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:15:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:15:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:15:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:15:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:15:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:15:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:15:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:15:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:15:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:15:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:15:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:15:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:15:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:15:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:15:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:15:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:15:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:15:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:15:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:15:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:15:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:15:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:15:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:15:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:15:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:15:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2021-11-13 18:15:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:15:42,801 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:15:42,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:15:42,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490354933] [2021-11-13 18:15:42,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490354933] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:15:42,802 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:15:42,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:15:42,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529908830] [2021-11-13 18:15:42,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:15:42,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:15:42,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:15:42,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:15:42,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:15:42,806 INFO L87 Difference]: Start difference. First operand 51010 states and 74746 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:15:44,959 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:15:47,109 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:16:00,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:16:00,923 INFO L93 Difference]: Finished difference Result 151788 states and 224452 transitions. [2021-11-13 18:16:00,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:16:00,924 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 612 [2021-11-13 18:16:00,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:16:02,262 INFO L225 Difference]: With dead ends: 151788 [2021-11-13 18:16:02,262 INFO L226 Difference]: Without dead ends: 100887 [2021-11-13 18:16:02,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:16:02,570 INFO L933 BasicCegarLoop]: 4917 mSDtfsCounter, 5918 mSDsluCounter, 5647 mSDsCounter, 0 mSdLazyCounter, 3043 mSolverCounterSat, 2913 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13041.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6676 SdHoareTripleChecker+Valid, 10564 SdHoareTripleChecker+Invalid, 5958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 75.93ms SdHoareTripleChecker+Time, 2913 IncrementalHoareTripleChecker+Valid, 3043 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14752.74ms IncrementalHoareTripleChecker+Time [2021-11-13 18:16:02,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6676 Valid, 10564 Invalid, 5958 Unknown, 0 Unchecked, 75.93ms Time], IncrementalHoareTripleChecker [2913 Valid, 3043 Invalid, 2 Unknown, 0 Unchecked, 14752.74ms Time] [2021-11-13 18:16:02,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100887 states. [2021-11-13 18:16:08,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100887 to 99882. [2021-11-13 18:16:08,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99882 states, 69563 states have (on average 1.2762531805701307) internal successors, (88780), 71693 states have internal predecessors, (88780), 25505 states have call successors, (25505), 4498 states have call predecessors, (25505), 4811 states have return successors, (33813), 24746 states have call predecessors, (33813), 25501 states have call successors, (33813) [2021-11-13 18:16:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99882 states to 99882 states and 148098 transitions. [2021-11-13 18:16:09,552 INFO L78 Accepts]: Start accepts. Automaton has 99882 states and 148098 transitions. Word has length 612 [2021-11-13 18:16:09,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:16:09,554 INFO L470 AbstractCegarLoop]: Abstraction has 99882 states and 148098 transitions. [2021-11-13 18:16:09,555 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:16:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 99882 states and 148098 transitions. [2021-11-13 18:16:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2021-11-13 18:16:09,566 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:16:09,570 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:16:09,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:16:09,570 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:16:09,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:16:09,571 INFO L85 PathProgramCache]: Analyzing trace with hash 324592730, now seen corresponding path program 1 times [2021-11-13 18:16:09,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:16:09,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301642593] [2021-11-13 18:16:09,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:16:09,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:16:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:16:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:16:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:16:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:16:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:16:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:16:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:16:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:16:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:16:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:16:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:16:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:16:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:16:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:16:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:16:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:16:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:16:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:16:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:16:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:16:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:16:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:16:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:16:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:10,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:16:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:16:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:16:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:16:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:16:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:16:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:16:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:16:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:16:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:16:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:16:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:16:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:16:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:16:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:16:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:16:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:16:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:16:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:16:11,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:16:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:16:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:16:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:16:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:16:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:16:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:16:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:16:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:16:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:16:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:16:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2021-11-13 18:16:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:16:11,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:16:11,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301642593] [2021-11-13 18:16:11,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301642593] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:16:11,864 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:16:11,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:16:11,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858221946] [2021-11-13 18:16:11,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:16:11,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:16:11,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:16:11,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:16:11,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:16:11,867 INFO L87 Difference]: Start difference. First operand 99882 states and 148098 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:16:13,992 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:16:16,185 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:16:34,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:16:34,063 INFO L93 Difference]: Finished difference Result 297324 states and 445620 transitions. [2021-11-13 18:16:34,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:16:34,064 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 610 [2021-11-13 18:16:34,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:16:36,145 INFO L225 Difference]: With dead ends: 297324 [2021-11-13 18:16:36,145 INFO L226 Difference]: Without dead ends: 197551 [2021-11-13 18:16:37,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:16:37,142 INFO L933 BasicCegarLoop]: 4923 mSDtfsCounter, 5919 mSDsluCounter, 5658 mSDsCounter, 0 mSdLazyCounter, 3045 mSolverCounterSat, 2910 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13188.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6680 SdHoareTripleChecker+Valid, 10581 SdHoareTripleChecker+Invalid, 5957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 68.62ms SdHoareTripleChecker+Time, 2910 IncrementalHoareTripleChecker+Valid, 3045 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14914.28ms IncrementalHoareTripleChecker+Time [2021-11-13 18:16:37,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6680 Valid, 10581 Invalid, 5957 Unknown, 0 Unchecked, 68.62ms Time], IncrementalHoareTripleChecker [2910 Valid, 3045 Invalid, 2 Unknown, 0 Unchecked, 14914.28ms Time] [2021-11-13 18:16:37,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197551 states. [2021-11-13 18:16:47,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197551 to 195594. [2021-11-13 18:16:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195594 states, 136011 states have (on average 1.2757497555344788) internal successors, (173516), 140269 states have internal predecessors, (173516), 49953 states have call successors, (49953), 8994 states have call predecessors, (49953), 9627 states have return successors, (70837), 48442 states have call predecessors, (70837), 49949 states have call successors, (70837) [2021-11-13 18:16:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195594 states to 195594 states and 294306 transitions. [2021-11-13 18:16:50,293 INFO L78 Accepts]: Start accepts. Automaton has 195594 states and 294306 transitions. Word has length 610 [2021-11-13 18:16:50,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:16:50,294 INFO L470 AbstractCegarLoop]: Abstraction has 195594 states and 294306 transitions. [2021-11-13 18:16:50,295 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, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-13 18:16:50,295 INFO L276 IsEmpty]: Start isEmpty. Operand 195594 states and 294306 transitions. [2021-11-13 18:16:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2021-11-13 18:16:50,307 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:16:50,307 INFO L514 BasicCegarLoop]: trace histogram [53, 53, 52, 52, 52, 52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:16:50,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:16:50,308 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 18:16:50,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:16:50,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1347040632, now seen corresponding path program 1 times [2021-11-13 18:16:50,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:16:50,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728993224] [2021-11-13 18:16:50,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:16:50,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:16:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 18:16:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:16:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 18:16:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 18:16:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 18:16:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 18:16:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 18:16:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 18:16:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 18:16:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 18:16:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 18:16:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 18:16:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 18:16:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 18:16:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 18:16:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 18:16:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 18:16:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 18:16:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 18:16:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:51,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 18:16:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 18:16:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 18:16:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 18:16:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 18:16:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 18:16:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 18:16:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 18:16:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 18:16:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 18:16:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 18:16:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 18:16:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 18:16:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 18:16:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 18:16:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 18:16:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 18:16:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 18:16:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 18:16:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 18:16:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 18:16:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 18:16:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 18:16:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 18:16:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 18:16:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 18:16:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 18:16:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 18:16:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 18:16:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 18:16:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 18:16:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-13 18:16:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-13 18:16:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 18:16:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-13 18:16:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2021-11-13 18:16:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:16:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2021-11-13 18:16:52,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:16:52,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728993224] [2021-11-13 18:16:52,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728993224] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:16:52,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:16:52,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:16:52,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604372096] [2021-11-13 18:16:52,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:16:52,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:16:52,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:16:52,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:16:52,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:16:52,916 INFO L87 Difference]: Start difference. First operand 195594 states and 294306 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, (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) [2021-11-13 18:16:55,061 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:16:57,218 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []