./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc --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 ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:08:23,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:08:23,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:08:23,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:08:23,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:08:23,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:08:23,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:08:23,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:08:23,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:08:23,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:08:23,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:08:23,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:08:23,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:08:23,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:08:23,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:08:23,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:08:23,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:08:23,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:08:23,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:08:23,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:08:23,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:08:23,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:08:23,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:08:23,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:08:23,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:08:23,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:08:23,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:08:23,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:08:23,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:08:23,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:08:23,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:08:23,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:08:23,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:08:23,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:08:23,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:08:23,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:08:23,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:08:23,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:08:23,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:08:23,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:08:23,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:08:23,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:08:23,534 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:08:23,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:08:23,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:08:23,535 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:08:23,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:08:23,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:08:23,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:08:23,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:08:23,538 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:08:23,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:08:23,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:08:23,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:08:23,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:08:23,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:08:23,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:08:23,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:08:23,541 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:08:23,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:08:23,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:08:23,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:08:23,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:08:23,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:08:23,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:08:23,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:08:23,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:08:23,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:08:23,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:08:23,545 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:08:23,545 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:08:23,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:08:23,545 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebed12b86dce507000a7a0630996a9595573172c73db75fed69855441af252c1 [2022-11-02 21:08:23,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:08:23,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:08:23,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:08:23,863 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:08:23,864 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:08:23,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-11-02 21:08:23,943 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/data/3f6cd0c3c/a4c672004e03444496d60e93cd71454c/FLAGb5c630272 [2022-11-02 21:08:24,921 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:08:24,921 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-11-02 21:08:25,024 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/data/3f6cd0c3c/a4c672004e03444496d60e93cd71454c/FLAGb5c630272 [2022-11-02 21:08:25,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/data/3f6cd0c3c/a4c672004e03444496d60e93cd71454c [2022-11-02 21:08:25,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:08:25,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:08:25,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:08:25,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:08:25,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:08:25,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:08:25" (1/1) ... [2022-11-02 21:08:25,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed5a596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:25, skipping insertion in model container [2022-11-02 21:08:25,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:08:25" (1/1) ... [2022-11-02 21:08:25,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:08:25,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:08:29,196 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2022-11-02 21:08:29,199 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2022-11-02 21:08:29,200 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2022-11-02 21:08:29,201 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2022-11-02 21:08:29,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:08:29,290 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:08:29,801 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402143,402156] [2022-11-02 21:08:29,803 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402312,402325] [2022-11-02 21:08:29,803 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402479,402492] [2022-11-02 21:08:29,804 WARN L230 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_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i[402647,402660] [2022-11-02 21:08:29,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:08:30,035 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:08:30,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30 WrapperNode [2022-11-02 21:08:30,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:08:30,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:08:30,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:08:30,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:08:30,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,459 INFO L138 Inliner]: procedures = 553, calls = 3557, calls flagged for inlining = 272, calls inlined = 248, statements flattened = 8870 [2022-11-02 21:08:30,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:08:30,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:08:30,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:08:30,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:08:30,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,841 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:08:30,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:08:30,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:08:30,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:08:30,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (1/1) ... [2022-11-02 21:08:30,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:08:30,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:30,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:30,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cc74f66-2002-4ee1-82fc-4e976d2d2ab3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:08:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2022-11-02 21:08:31,011 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2022-11-02 21:08:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2022-11-02 21:08:31,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2022-11-02 21:08:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:08:31,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:08:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2022-11-02 21:08:31,012 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2022-11-02 21:08:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2022-11-02 21:08:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2022-11-02 21:08:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 21:08:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 21:08:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 21:08:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 21:08:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2022-11-02 21:08:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2022-11-02 21:08:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2022-11-02 21:08:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2022-11-02 21:08:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:08:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:08:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-02 21:08:31,015 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-02 21:08:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2022-11-02 21:08:31,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2022-11-02 21:08:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2022-11-02 21:08:31,015 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2022-11-02 21:08:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2022-11-02 21:08:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2022-11-02 21:08:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2022-11-02 21:08:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2022-11-02 21:08:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2022-11-02 21:08:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2022-11-02 21:08:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2022-11-02 21:08:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2022-11-02 21:08:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2022-11-02 21:08:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2022-11-02 21:08:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2022-11-02 21:08:31,018 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2022-11-02 21:08:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2022-11-02 21:08:31,018 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2022-11-02 21:08:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_48 [2022-11-02 21:08:31,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_48 [2022-11-02 21:08:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_57 [2022-11-02 21:08:31,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_57 [2022-11-02 21:08:31,019 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2022-11-02 21:08:31,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2022-11-02 21:08:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 21:08:31,020 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2022-11-02 21:08:31,020 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2022-11-02 21:08:31,021 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2022-11-02 21:08:31,021 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2022-11-02 21:08:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 21:08:31,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 21:08:31,022 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 21:08:31,023 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 21:08:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 21:08:31,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 21:08:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:08:31,023 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2022-11-02 21:08:31,023 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2022-11-02 21:08:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-02 21:08:31,024 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-02 21:08:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2022-11-02 21:08:31,025 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2022-11-02 21:08:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 21:08:31,025 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 21:08:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 21:08:31,026 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 21:08:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2022-11-02 21:08:31,026 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2022-11-02 21:08:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2022-11-02 21:08:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2022-11-02 21:08:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2022-11-02 21:08:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2022-11-02 21:08:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-02 21:08:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-02 21:08:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2022-11-02 21:08:31,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2022-11-02 21:08:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 21:08:31,028 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 21:08:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_54 [2022-11-02 21:08:31,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_54 [2022-11-02 21:08:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2022-11-02 21:08:31,029 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2022-11-02 21:08:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:08:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-02 21:08:31,030 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-02 21:08:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2022-11-02 21:08:31,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2022-11-02 21:08:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2022-11-02 21:08:31,031 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2022-11-02 21:08:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2022-11-02 21:08:31,032 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2022-11-02 21:08:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:08:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 21:08:31,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 21:08:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2022-11-02 21:08:31,032 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2022-11-02 21:08:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2022-11-02 21:08:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2022-11-02 21:08:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:08:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2022-11-02 21:08:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2022-11-02 21:08:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2022-11-02 21:08:31,034 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2022-11-02 21:08:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:08:31,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:08:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2022-11-02 21:08:31,034 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2022-11-02 21:08:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2022-11-02 21:08:31,035 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2022-11-02 21:08:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2022-11-02 21:08:31,036 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2022-11-02 21:08:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-02 21:08:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-02 21:08:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 21:08:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 21:08:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2022-11-02 21:08:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2022-11-02 21:08:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-02 21:08:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-02 21:08:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2022-11-02 21:08:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2022-11-02 21:08:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2022-11-02 21:08:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2022-11-02 21:08:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:08:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:08:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:08:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-02 21:08:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-02 21:08:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-02 21:08:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-02 21:08:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 21:08:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 21:08:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-02 21:08:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-02 21:08:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-02 21:08:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-02 21:08:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2022-11-02 21:08:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-02 21:08:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-02 21:08:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:08:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 21:08:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 21:08:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:08:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 21:08:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2022-11-02 21:08:31,042 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2022-11-02 21:08:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-02 21:08:31,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-02 21:08:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2022-11-02 21:08:31,042 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2022-11-02 21:08:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2022-11-02 21:08:31,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2022-11-02 21:08:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2022-11-02 21:08:31,043 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2022-11-02 21:08:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-02 21:08:31,043 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-02 21:08:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-02 21:08:31,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-02 21:08:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2022-11-02 21:08:31,044 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2022-11-02 21:08:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-02 21:08:31,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-02 21:08:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2022-11-02 21:08:31,045 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2022-11-02 21:08:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2022-11-02 21:08:31,045 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2022-11-02 21:08:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2022-11-02 21:08:31,045 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2022-11-02 21:08:31,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:08:31,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:08:31,046 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2022-11-02 21:08:31,046 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2022-11-02 21:08:31,046 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 21:08:31,046 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 21:08:31,047 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2022-11-02 21:08:31,047 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2022-11-02 21:08:31,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-02 21:08:31,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-02 21:08:31,047 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2022-11-02 21:08:31,047 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2022-11-02 21:08:31,047 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-11-02 21:08:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-11-02 21:08:31,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:08:31,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:08:31,048 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2022-11-02 21:08:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2022-11-02 21:08:31,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:08:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:08:31,049 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2022-11-02 21:08:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2022-11-02 21:08:31,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:08:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:08:31,049 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-11-02 21:08:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-11-02 21:08:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 21:08:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 21:08:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-02 21:08:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-02 21:08:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2022-11-02 21:08:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2022-11-02 21:08:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2022-11-02 21:08:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2022-11-02 21:08:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-02 21:08:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-02 21:08:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-02 21:08:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-02 21:08:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2022-11-02 21:08:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2022-11-02 21:08:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2022-11-02 21:08:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2022-11-02 21:08:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 21:08:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 21:08:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2022-11-02 21:08:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2022-11-02 21:08:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 21:08:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 21:08:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2022-11-02 21:08:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2022-11-02 21:08:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:08:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:08:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2022-11-02 21:08:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2022-11-02 21:08:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2022-11-02 21:08:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2022-11-02 21:08:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2022-11-02 21:08:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2022-11-02 21:08:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2022-11-02 21:08:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2022-11-02 21:08:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-02 21:08:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-02 21:08:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2022-11-02 21:08:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2022-11-02 21:08:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:08:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 21:08:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 21:08:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2022-11-02 21:08:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2022-11-02 21:08:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-02 21:08:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-02 21:08:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2022-11-02 21:08:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2022-11-02 21:08:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:08:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-02 21:08:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-02 21:08:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2022-11-02 21:08:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2022-11-02 21:08:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 21:08:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 21:08:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:08:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 21:08:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 21:08:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 21:08:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 21:08:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2022-11-02 21:08:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2022-11-02 21:08:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 21:08:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 21:08:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 21:08:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 21:08:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2022-11-02 21:08:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2022-11-02 21:08:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 21:08:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_55 [2022-11-02 21:08:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_55 [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 21:08:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2022-11-02 21:08:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2022-11-02 21:08:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2022-11-02 21:08:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2022-11-02 21:08:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2022-11-02 21:08:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2022-11-02 21:08:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2022-11-02 21:08:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2022-11-02 21:08:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2022-11-02 21:08:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 21:08:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 21:08:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2022-11-02 21:08:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2022-11-02 21:08:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2022-11-02 21:08:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2022-11-02 21:08:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2022-11-02 21:08:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-02 21:08:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2022-11-02 21:08:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2022-11-02 21:08:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2022-11-02 21:08:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 21:08:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 21:08:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2022-11-02 21:08:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2022-11-02 21:08:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2022-11-02 21:08:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2022-11-02 21:08:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-11-02 21:08:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-11-02 21:08:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_78 [2022-11-02 21:08:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_78 [2022-11-02 21:08:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2022-11-02 21:08:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2022-11-02 21:08:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 21:08:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 21:08:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2022-11-02 21:08:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 21:08:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2022-11-02 21:08:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-02 21:08:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 21:08:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 21:08:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-02 21:08:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2022-11-02 21:08:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 21:08:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2022-11-02 21:08:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 21:08:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 21:08:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-02 21:08:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-02 21:08:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:08:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2022-11-02 21:08:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2022-11-02 21:08:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2022-11-02 21:08:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2022-11-02 21:08:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2022-11-02 21:08:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2022-11-02 21:08:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 21:08:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 21:08:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-02 21:08:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-11-02 21:08:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-11-02 21:08:32,525 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:08:32,529 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:08:32,898 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:08:33,593 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2022-11-02 21:08:42,176 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 21:08:42,498 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:08:42,534 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:08:42,534 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-02 21:08:42,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:08:42 BoogieIcfgContainer [2022-11-02 21:08:42,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:08:42,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:08:42,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:08:42,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:08:42,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:08:25" (1/3) ... [2022-11-02 21:08:42,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693f426a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:08:42, skipping insertion in model container [2022-11-02 21:08:42,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:30" (2/3) ... [2022-11-02 21:08:42,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693f426a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:08:42, skipping insertion in model container [2022-11-02 21:08:42,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:08:42" (3/3) ... [2022-11-02 21:08:42,550 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_fs-autofs4-autofs4.cil.i [2022-11-02 21:08:42,569 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:08:42,570 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-02 21:08:42,712 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:08:42,721 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@73c757f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:08:42,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-02 21:08:42,737 INFO L276 IsEmpty]: Start isEmpty. Operand has 3206 states, 2121 states have (on average 1.297972654408298) internal successors, (2753), 2174 states have internal predecessors, (2753), 917 states have call successors, (917), 165 states have call predecessors, (917), 164 states have return successors, (906), 900 states have call predecessors, (906), 906 states have call successors, (906) [2022-11-02 21:08:42,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-11-02 21:08:42,795 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:08:42,798 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:08:42,804 INFO L420 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:08:42,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:08:42,812 INFO L85 PathProgramCache]: Analyzing trace with hash -564332048, now seen corresponding path program 1 times [2022-11-02 21:08:42,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:08:42,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220378308] [2022-11-02 21:08:42,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:08:42,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:08:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:08:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:08:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:08:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:08:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:08:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:08:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:08:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:08:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:08:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:08:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:08:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:08:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:08:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:08:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:08:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:08:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:08:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:08:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:08:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:08:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:08:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:08:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:08:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:08:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:08:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:08:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:08:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:08:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:08:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:08:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:08:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:08:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:08:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:08:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:08:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:08:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:08:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:08:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:44,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:08:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:08:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:08:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:08:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:08:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:08:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:08:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-11-02 21:08:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-11-02 21:08:45,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:08:45,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220378308] [2022-11-02 21:08:45,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220378308] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:08:45,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:08:45,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:08:45,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215232754] [2022-11-02 21:08:45,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:08:45,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:08:45,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:08:45,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:08:45,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:08:45,206 INFO L87 Difference]: Start difference. First operand has 3206 states, 2121 states have (on average 1.297972654408298) internal successors, (2753), 2174 states have internal predecessors, (2753), 917 states have call successors, (917), 165 states have call predecessors, (917), 164 states have return successors, (906), 900 states have call predecessors, (906), 906 states have call successors, (906) Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-02 21:08:48,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:08:57,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:08:57,147 INFO L93 Difference]: Finished difference Result 9365 states and 13922 transitions. [2022-11-02 21:08:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:08:57,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 516 [2022-11-02 21:08:57,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:08:57,238 INFO L225 Difference]: With dead ends: 9365 [2022-11-02 21:08:57,238 INFO L226 Difference]: Without dead ends: 6236 [2022-11-02 21:08:57,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:08:57,279 INFO L413 NwaCegarLoop]: 5014 mSDtfsCounter, 4808 mSDsluCounter, 5104 mSDsCounter, 0 mSdLazyCounter, 3156 mSolverCounterSat, 2190 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5509 SdHoareTripleChecker+Valid, 10118 SdHoareTripleChecker+Invalid, 5347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2190 IncrementalHoareTripleChecker+Valid, 3156 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:08:57,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5509 Valid, 10118 Invalid, 5347 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2190 Valid, 3156 Invalid, 1 Unknown, 0 Unchecked, 10.9s Time] [2022-11-02 21:08:57,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6236 states. [2022-11-02 21:08:57,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6236 to 6116. [2022-11-02 21:08:57,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6116 states, 4058 states have (on average 1.2727944800394282) internal successors, (5165), 4157 states have internal predecessors, (5165), 1730 states have call successors, (1730), 325 states have call predecessors, (1730), 324 states have return successors, (1726), 1714 states have call predecessors, (1726), 1726 states have call successors, (1726) [2022-11-02 21:08:57,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6116 states to 6116 states and 8621 transitions. [2022-11-02 21:08:57,779 INFO L78 Accepts]: Start accepts. Automaton has 6116 states and 8621 transitions. Word has length 516 [2022-11-02 21:08:57,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:08:57,785 INFO L495 AbstractCegarLoop]: Abstraction has 6116 states and 8621 transitions. [2022-11-02 21:08:57,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-02 21:08:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 6116 states and 8621 transitions. [2022-11-02 21:08:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2022-11-02 21:08:57,808 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:08:57,808 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:08:57,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:08:57,809 INFO L420 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:08:57,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:08:57,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1772775438, now seen corresponding path program 1 times [2022-11-02 21:08:57,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:08:57,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139132851] [2022-11-02 21:08:57,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:08:57,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:08:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:08:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:08:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:08:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:08:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:08:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:08:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:08:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:08:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:08:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:08:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:08:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:08:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:08:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:08:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:08:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:08:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:08:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:08:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:08:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:08:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:08:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:08:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:08:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:08:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:08:58,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:08:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:08:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:08:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:08:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:58,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:08:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:08:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:08:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:08:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:08:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:08:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:08:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:08:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:08:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:08:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:08:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:08:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:08:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:08:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:08:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:08:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-02 21:08:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2022-11-02 21:08:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-11-02 21:08:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-11-02 21:08:59,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:08:59,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139132851] [2022-11-02 21:08:59,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139132851] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:08:59,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:08:59,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:08:59,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395927165] [2022-11-02 21:08:59,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:08:59,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:08:59,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:08:59,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:08:59,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:08:59,321 INFO L87 Difference]: Start difference. First operand 6116 states and 8621 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, (53), 3 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-02 21:09:04,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:10,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:10,283 INFO L93 Difference]: Finished difference Result 14492 states and 20388 transitions. [2022-11-02 21:09:10,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:10,284 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, (53), 3 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 535 [2022-11-02 21:09:10,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:10,339 INFO L225 Difference]: With dead ends: 14492 [2022-11-02 21:09:10,339 INFO L226 Difference]: Without dead ends: 8469 [2022-11-02 21:09:10,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:09:10,369 INFO L413 NwaCegarLoop]: 4902 mSDtfsCounter, 4194 mSDsluCounter, 5089 mSDsCounter, 0 mSdLazyCounter, 3091 mSolverCounterSat, 2076 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4818 SdHoareTripleChecker+Valid, 9991 SdHoareTripleChecker+Invalid, 5168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2076 IncrementalHoareTripleChecker+Valid, 3091 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:10,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4818 Valid, 9991 Invalid, 5168 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2076 Valid, 3091 Invalid, 1 Unknown, 0 Unchecked, 10.3s Time] [2022-11-02 21:09:10,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8469 states. [2022-11-02 21:09:10,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8469 to 8297. [2022-11-02 21:09:10,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8297 states, 5498 states have (on average 1.2642779192433613) internal successors, (6951), 5633 states have internal predecessors, (6951), 2324 states have call successors, (2324), 472 states have call predecessors, (2324), 471 states have return successors, (2324), 2301 states have call predecessors, (2324), 2320 states have call successors, (2324) [2022-11-02 21:09:10,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8297 states to 8297 states and 11599 transitions. [2022-11-02 21:09:10,837 INFO L78 Accepts]: Start accepts. Automaton has 8297 states and 11599 transitions. Word has length 535 [2022-11-02 21:09:10,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:10,842 INFO L495 AbstractCegarLoop]: Abstraction has 8297 states and 11599 transitions. [2022-11-02 21:09:10,843 INFO L496 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, (53), 3 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-02 21:09:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 8297 states and 11599 transitions. [2022-11-02 21:09:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-11-02 21:09:10,859 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:10,859 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:10,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:09:10,860 INFO L420 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:09:10,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:10,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1949220871, now seen corresponding path program 1 times [2022-11-02 21:09:10,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:10,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472268385] [2022-11-02 21:09:10,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:10,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:09:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:09:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:09:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:09:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:09:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:09:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:09:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:09:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:09:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:09:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:09:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:09:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:09:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:09:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:09:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:09:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:09:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:09:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:09:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:09:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:09:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:09:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:09:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:09:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:09:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:09:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:11,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:09:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:09:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:09:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:09:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:09:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:09:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:09:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:09:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:09:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:09:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:09:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:09:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:09:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:09:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-11-02 21:09:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 21:09:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-11-02 21:09:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:12,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-11-02 21:09:12,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:12,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472268385] [2022-11-02 21:09:12,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472268385] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:12,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:12,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:09:12,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802085552] [2022-11-02 21:09:12,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:12,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:09:12,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:12,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:09:12,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:09:12,287 INFO L87 Difference]: Start difference. First operand 8297 states and 11599 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-02 21:09:17,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:22,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:25,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:25,327 INFO L93 Difference]: Finished difference Result 22083 states and 30884 transitions. [2022-11-02 21:09:25,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:25,330 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 534 [2022-11-02 21:09:25,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:25,412 INFO L225 Difference]: With dead ends: 22083 [2022-11-02 21:09:25,413 INFO L226 Difference]: Without dead ends: 13879 [2022-11-02 21:09:25,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:09:25,445 INFO L413 NwaCegarLoop]: 4965 mSDtfsCounter, 4686 mSDsluCounter, 5090 mSDsCounter, 0 mSdLazyCounter, 3177 mSolverCounterSat, 2200 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5379 SdHoareTripleChecker+Valid, 10055 SdHoareTripleChecker+Invalid, 5379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2200 IncrementalHoareTripleChecker+Valid, 3177 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:25,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5379 Valid, 10055 Invalid, 5379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2200 Valid, 3177 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2022-11-02 21:09:25,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13879 states. [2022-11-02 21:09:26,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13879 to 13603. [2022-11-02 21:09:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13603 states, 9056 states have (on average 1.2632508833922262) internal successors, (11440), 9282 states have internal predecessors, (11440), 3753 states have call successors, (3753), 791 states have call predecessors, (3753), 790 states have return successors, (3765), 3713 states have call predecessors, (3765), 3749 states have call successors, (3765) [2022-11-02 21:09:26,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13603 states to 13603 states and 18958 transitions. [2022-11-02 21:09:26,178 INFO L78 Accepts]: Start accepts. Automaton has 13603 states and 18958 transitions. Word has length 534 [2022-11-02 21:09:26,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:26,179 INFO L495 AbstractCegarLoop]: Abstraction has 13603 states and 18958 transitions. [2022-11-02 21:09:26,180 INFO L496 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-02 21:09:26,180 INFO L276 IsEmpty]: Start isEmpty. Operand 13603 states and 18958 transitions. [2022-11-02 21:09:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-11-02 21:09:26,193 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:26,194 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:26,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:09:26,194 INFO L420 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:09:26,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:26,195 INFO L85 PathProgramCache]: Analyzing trace with hash 643930005, now seen corresponding path program 1 times [2022-11-02 21:09:26,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:26,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412418784] [2022-11-02 21:09:26,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:26,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:09:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:09:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:09:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:09:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:09:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:09:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:09:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:09:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:09:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:09:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:09:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:09:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:09:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:09:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:09:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:09:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:09:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:26,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:09:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:09:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:09:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:09:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:09:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:09:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:09:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:09:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:09:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:09:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:09:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:09:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:09:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:09:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:09:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:09:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:09:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:09:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:09:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:09:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:09:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:09:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:09:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-02 21:09:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2022-11-02 21:09:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-11-02 21:09:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-11-02 21:09:27,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:27,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412418784] [2022-11-02 21:09:27,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412418784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:27,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:27,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:09:27,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298986916] [2022-11-02 21:09:27,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:27,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:09:27,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:27,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:09:27,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:09:27,406 INFO L87 Difference]: Start difference. First operand 13603 states and 18958 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-02 21:09:32,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:35,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:40,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:40,339 INFO L93 Difference]: Finished difference Result 37448 states and 52082 transitions. [2022-11-02 21:09:40,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:40,340 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 534 [2022-11-02 21:09:40,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:40,455 INFO L225 Difference]: With dead ends: 37448 [2022-11-02 21:09:40,456 INFO L226 Difference]: Without dead ends: 23938 [2022-11-02 21:09:40,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:09:40,509 INFO L413 NwaCegarLoop]: 4972 mSDtfsCounter, 4518 mSDsluCounter, 5161 mSDsCounter, 0 mSdLazyCounter, 3080 mSolverCounterSat, 2105 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5172 SdHoareTripleChecker+Valid, 10133 SdHoareTripleChecker+Invalid, 5187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2105 IncrementalHoareTripleChecker+Valid, 3080 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:40,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5172 Valid, 10133 Invalid, 5187 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2105 Valid, 3080 Invalid, 2 Unknown, 0 Unchecked, 11.9s Time] [2022-11-02 21:09:40,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23938 states. [2022-11-02 21:09:41,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23938 to 23458. [2022-11-02 21:09:41,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23458 states, 15676 states have (on average 1.259186016841031) internal successors, (19739), 16050 states have internal predecessors, (19739), 6371 states have call successors, (6371), 1408 states have call predecessors, (6371), 1407 states have return successors, (6399), 6304 states have call predecessors, (6399), 6367 states have call successors, (6399) [2022-11-02 21:09:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23458 states to 23458 states and 32509 transitions. [2022-11-02 21:09:41,864 INFO L78 Accepts]: Start accepts. Automaton has 23458 states and 32509 transitions. Word has length 534 [2022-11-02 21:09:41,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:41,865 INFO L495 AbstractCegarLoop]: Abstraction has 23458 states and 32509 transitions. [2022-11-02 21:09:41,866 INFO L496 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-02 21:09:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 23458 states and 32509 transitions. [2022-11-02 21:09:41,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-11-02 21:09:41,880 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:41,880 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:41,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 21:09:41,881 INFO L420 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:09:41,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:41,881 INFO L85 PathProgramCache]: Analyzing trace with hash -2089737378, now seen corresponding path program 1 times [2022-11-02 21:09:41,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:41,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557509587] [2022-11-02 21:09:41,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:41,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:09:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:09:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:09:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:09:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:09:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:09:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:09:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:09:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:09:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:09:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:09:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:09:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:09:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:09:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:09:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:09:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:09:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:09:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:09:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:09:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:09:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:09:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:09:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:09:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:09:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:09:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:09:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:09:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:09:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:09:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:09:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:09:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:09:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:09:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:09:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:09:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:09:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:09:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:09:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:09:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-11-02 21:09:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:43,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2022-11-02 21:09:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:43,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-11-02 21:09:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:43,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-11-02 21:09:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8652 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8652 trivial. 0 not checked. [2022-11-02 21:09:43,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:43,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557509587] [2022-11-02 21:09:43,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557509587] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:43,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:43,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:09:43,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697951649] [2022-11-02 21:09:43,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:43,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:09:43,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:43,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:09:43,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:09:43,067 INFO L87 Difference]: Start difference. First operand 23458 states and 32509 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-02 21:09:46,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:50,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:09:56,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:56,422 INFO L93 Difference]: Finished difference Result 65538 states and 90812 transitions. [2022-11-02 21:09:56,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:56,427 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 539 [2022-11-02 21:09:56,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:56,631 INFO L225 Difference]: With dead ends: 65538 [2022-11-02 21:09:56,631 INFO L226 Difference]: Without dead ends: 42173 [2022-11-02 21:09:56,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:09:56,716 INFO L413 NwaCegarLoop]: 5029 mSDtfsCounter, 4457 mSDsluCounter, 5150 mSDsCounter, 0 mSdLazyCounter, 3102 mSolverCounterSat, 2116 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5112 SdHoareTripleChecker+Valid, 10179 SdHoareTripleChecker+Invalid, 5220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2116 IncrementalHoareTripleChecker+Valid, 3102 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:56,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5112 Valid, 10179 Invalid, 5220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2116 Valid, 3102 Invalid, 2 Unknown, 0 Unchecked, 11.8s Time] [2022-11-02 21:09:56,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42173 states. [2022-11-02 21:09:58,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42173 to 41435. [2022-11-02 21:09:58,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41435 states, 27762 states have (on average 1.2582306750234133) internal successors, (34931), 28409 states have internal predecessors, (34931), 11138 states have call successors, (11138), 2532 states have call predecessors, (11138), 2531 states have return successors, (11198), 10991 states have call predecessors, (11198), 11134 states have call successors, (11198) [2022-11-02 21:09:59,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41435 states to 41435 states and 57267 transitions. [2022-11-02 21:09:59,142 INFO L78 Accepts]: Start accepts. Automaton has 41435 states and 57267 transitions. Word has length 539 [2022-11-02 21:09:59,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:59,144 INFO L495 AbstractCegarLoop]: Abstraction has 41435 states and 57267 transitions. [2022-11-02 21:09:59,144 INFO L496 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, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-02 21:09:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 41435 states and 57267 transitions. [2022-11-02 21:09:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2022-11-02 21:09:59,156 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:59,157 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:59,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 21:09:59,157 INFO L420 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:09:59,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:59,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1413323352, now seen corresponding path program 1 times [2022-11-02 21:09:59,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:59,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130702684] [2022-11-02 21:09:59,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:59,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:09:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:09:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:09:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:09:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:09:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:09:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:09:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:09:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:09:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:09:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:09:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:09:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:09:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:09:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:09:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:09:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:10:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:10:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:10:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:10:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:10:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:10:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:10:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:10:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:10:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:10:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:10:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:10:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:10:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:10:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:10:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:10:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:10:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:10:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:10:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:10:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:10:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:10:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:10:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:10:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:10:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-11-02 21:10:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-11-02 21:10:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-11-02 21:10:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-11-02 21:10:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-11-02 21:10:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2022-11-02 21:10:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2022-11-02 21:10:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:00,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8649 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8649 trivial. 0 not checked. [2022-11-02 21:10:00,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:10:00,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130702684] [2022-11-02 21:10:00,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130702684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:00,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:00,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:10:00,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695239232] [2022-11-02 21:10:00,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:00,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:10:00,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:10:00,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:10:00,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:10:00,696 INFO L87 Difference]: Start difference. First operand 41435 states and 57267 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-02 21:10:04,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:06,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:23,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:23,306 INFO L93 Difference]: Finished difference Result 120163 states and 167384 transitions. [2022-11-02 21:10:23,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 21:10:23,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 570 [2022-11-02 21:10:23,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:23,893 INFO L225 Difference]: With dead ends: 120163 [2022-11-02 21:10:23,893 INFO L226 Difference]: Without dead ends: 78821 [2022-11-02 21:10:24,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:10:24,339 INFO L413 NwaCegarLoop]: 5046 mSDtfsCounter, 6290 mSDsluCounter, 6586 mSDsCounter, 0 mSdLazyCounter, 5915 mSolverCounterSat, 4807 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7003 SdHoareTripleChecker+Valid, 11632 SdHoareTripleChecker+Invalid, 10724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4807 IncrementalHoareTripleChecker+Valid, 5915 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:24,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7003 Valid, 11632 Invalid, 10724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4807 Valid, 5915 Invalid, 2 Unknown, 0 Unchecked, 19.1s Time] [2022-11-02 21:10:24,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78821 states. [2022-11-02 21:10:28,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78821 to 73432. [2022-11-02 21:10:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73432 states, 49279 states have (on average 1.258203291462895) internal successors, (62003), 50486 states have internal predecessors, (62003), 19580 states have call successors, (19580), 4582 states have call predecessors, (19580), 4569 states have return successors, (19752), 19289 states have call predecessors, (19752), 19576 states have call successors, (19752) [2022-11-02 21:10:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73432 states to 73432 states and 101335 transitions. [2022-11-02 21:10:28,971 INFO L78 Accepts]: Start accepts. Automaton has 73432 states and 101335 transitions. Word has length 570 [2022-11-02 21:10:28,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:28,972 INFO L495 AbstractCegarLoop]: Abstraction has 73432 states and 101335 transitions. [2022-11-02 21:10:28,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (58), 4 states have call predecessors, (58), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-02 21:10:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 73432 states and 101335 transitions. [2022-11-02 21:10:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2022-11-02 21:10:28,983 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:28,984 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:28,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 21:10:28,984 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:10:28,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:28,985 INFO L85 PathProgramCache]: Analyzing trace with hash -420877232, now seen corresponding path program 1 times [2022-11-02 21:10:28,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:10:28,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001736000] [2022-11-02 21:10:28,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:28,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:10:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:10:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:10:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:10:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:10:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:10:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:10:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:10:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:10:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:10:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:10:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:10:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:10:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:10:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:10:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:10:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:10:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:10:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:10:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:10:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:29,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:10:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:10:30,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:10:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:10:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:10:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:10:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:10:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:10:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:10:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:10:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:10:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:10:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:10:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:10:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:10:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:10:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:10:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:10:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:10:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:10:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:10:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:10:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:10:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:10:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:10:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:10:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-11-02 21:10:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 21:10:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-11-02 21:10:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-11-02 21:10:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-11-02 21:10:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2022-11-02 21:10:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-02 21:10:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:30,471 INFO L134 CoverageAnalysis]: Checked inductivity of 9098 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2022-11-02 21:10:30,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:10:30,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001736000] [2022-11-02 21:10:30,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001736000] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:30,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:30,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:10:30,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768276092] [2022-11-02 21:10:30,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:30,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:10:30,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:10:30,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:10:30,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:10:30,475 INFO L87 Difference]: Start difference. First operand 73432 states and 101335 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-11-02 21:10:33,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:35,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:48,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:48,930 INFO L93 Difference]: Finished difference Result 218254 states and 301758 transitions. [2022-11-02 21:10:48,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:10:48,932 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 581 [2022-11-02 21:10:48,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:50,027 INFO L225 Difference]: With dead ends: 218254 [2022-11-02 21:10:50,027 INFO L226 Difference]: Without dead ends: 145090 [2022-11-02 21:10:50,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:10:50,320 INFO L413 NwaCegarLoop]: 6077 mSDtfsCounter, 4443 mSDsluCounter, 5689 mSDsCounter, 0 mSdLazyCounter, 3202 mSolverCounterSat, 1891 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5137 SdHoareTripleChecker+Valid, 11766 SdHoareTripleChecker+Invalid, 5095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1891 IncrementalHoareTripleChecker+Valid, 3202 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:50,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5137 Valid, 11766 Invalid, 5095 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1891 Valid, 3202 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2022-11-02 21:10:50,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145090 states. [2022-11-02 21:10:57,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145090 to 142556. [2022-11-02 21:10:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142556 states, 95480 states have (on average 1.258902387934646) internal successors, (120200), 97707 states have internal predecessors, (120200), 38159 states have call successors, (38159), 8926 states have call predecessors, (38159), 8913 states have return successors, (38331), 37746 states have call predecessors, (38331), 38155 states have call successors, (38331) [2022-11-02 21:10:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142556 states to 142556 states and 196690 transitions. [2022-11-02 21:10:58,653 INFO L78 Accepts]: Start accepts. Automaton has 142556 states and 196690 transitions. Word has length 581 [2022-11-02 21:10:58,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:58,654 INFO L495 AbstractCegarLoop]: Abstraction has 142556 states and 196690 transitions. [2022-11-02 21:10:58,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2022-11-02 21:10:58,655 INFO L276 IsEmpty]: Start isEmpty. Operand 142556 states and 196690 transitions. [2022-11-02 21:10:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2022-11-02 21:10:58,664 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:58,664 INFO L195 NwaCegarLoop]: trace histogram [48, 48, 44, 44, 44, 44, 44, 44, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:58,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 21:10:58,665 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-02 21:10:58,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:58,666 INFO L85 PathProgramCache]: Analyzing trace with hash 965326162, now seen corresponding path program 1 times [2022-11-02 21:10:58,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:10:58,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008346062] [2022-11-02 21:10:58,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:58,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:10:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:11:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:11:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:11:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:11:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:11:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:11:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:11:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:11:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:11:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:11:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:11:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:11:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:11:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:11:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:11:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:11:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:11:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:11:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-02 21:11:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-02 21:11:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:11:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-02 21:11:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:11:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-11-02 21:11:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-02 21:11:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:00,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:11:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:11:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-02 21:11:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:11:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 21:11:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:11:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 21:11:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:11:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-11-02 21:11:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:11:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:11:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:11:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 21:11:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:11:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:11:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-11-02 21:11:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 21:11:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:11:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-02 21:11:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-11-02 21:11:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-11-02 21:11:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 21:11:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-11-02 21:11:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2022-11-02 21:11:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2022-11-02 21:11:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2022-11-02 21:11:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-02 21:11:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 9098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9098 trivial. 0 not checked. [2022-11-02 21:11:01,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:11:01,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008346062] [2022-11-02 21:11:01,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008346062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:01,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:01,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:11:01,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107267983] [2022-11-02 21:11:01,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:01,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:11:01,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:11:01,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:11:01,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:11:01,693 INFO L87 Difference]: Start difference. First operand 142556 states and 196690 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-02 21:11:05,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:17,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:17,007 INFO L93 Difference]: Finished difference Result 145090 states and 200477 transitions. [2022-11-02 21:11:17,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:11:17,009 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (55), 4 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 581 [2022-11-02 21:11:17,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:18,026 INFO L225 Difference]: With dead ends: 145090 [2022-11-02 21:11:18,026 INFO L226 Difference]: Without dead ends: 145088 [2022-11-02 21:11:18,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-02 21:11:18,079 INFO L413 NwaCegarLoop]: 4278 mSDtfsCounter, 4198 mSDsluCounter, 8127 mSDsCounter, 0 mSdLazyCounter, 3768 mSolverCounterSat, 1350 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4768 SdHoareTripleChecker+Valid, 12405 SdHoareTripleChecker+Invalid, 5119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1350 IncrementalHoareTripleChecker+Valid, 3768 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:18,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4768 Valid, 12405 Invalid, 5119 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1350 Valid, 3768 Invalid, 1 Unknown, 0 Unchecked, 9.2s Time] [2022-11-02 21:11:18,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145088 states.