./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a --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 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 --- 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-b5237d8 [2022-11-21 13:47:30,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:47:30,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:47:30,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:47:30,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:47:30,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:47:30,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:47:30,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:47:30,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:47:30,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:47:30,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:47:30,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:47:30,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:47:30,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:47:30,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:47:30,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:47:30,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:47:30,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:47:30,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:47:30,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:47:30,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:47:30,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:47:30,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:47:30,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:47:30,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:47:30,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:47:30,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:47:30,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:47:30,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:47:30,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:47:30,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:47:30,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:47:30,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:47:30,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:47:30,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:47:30,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:47:30,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:47:30,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:47:30,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:47:30,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:47:30,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:47:30,454 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 13:47:30,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:47:30,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:47:30,499 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:47:30,499 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:47:30,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:47:30,500 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:47:30,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:47:30,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:47:30,502 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:47:30,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:47:30,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:47:30,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:47:30,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:47:30,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:47:30,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:47:30,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:47:30,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:47:30,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:47:30,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:47:30,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:47:30,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:47:30,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:47:30,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:47:30,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:47:30,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:47:30,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:47:30,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:47:30,507 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:47:30,508 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:47:30,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:47:30,508 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_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 [2022-11-21 13:47:30,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:47:30,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:47:30,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:47:30,807 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:47:30,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:47:30,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-21 13:47:33,936 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:47:34,609 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:47:34,610 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-21 13:47:34,662 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/data/fdab906eb/ea395b5a4cd240cda563e3942adb93a2/FLAG632784c6d [2022-11-21 13:47:34,685 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/data/fdab906eb/ea395b5a4cd240cda563e3942adb93a2 [2022-11-21 13:47:34,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:47:34,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:47:34,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:47:34,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:47:34,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:47:34,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:47:34" (1/1) ... [2022-11-21 13:47:34,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337bfd42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:34, skipping insertion in model container [2022-11-21 13:47:34,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:47:34" (1/1) ... [2022-11-21 13:47:34,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:47:34,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:47:37,782 WARN L237 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_b860c32d-be81-4f01-9b0b-ab939bca0c6d/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2022-11-21 13:47:37,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:47:37,889 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:47:38,454 WARN L237 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_b860c32d-be81-4f01-9b0b-ab939bca0c6d/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2022-11-21 13:47:38,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:47:38,572 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:47:38,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38 WrapperNode [2022-11-21 13:47:38,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:47:38,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:47:38,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:47:38,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:47:38,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:38,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,006 INFO L138 Inliner]: procedures = 355, calls = 3439, calls flagged for inlining = 153, calls inlined = 153, statements flattened = 6998 [2022-11-21 13:47:39,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:47:39,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:47:39,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:47:39,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:47:39,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,465 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:47:39,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:47:39,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:47:39,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:47:39,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (1/1) ... [2022-11-21 13:47:39,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:47:39,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:47:39,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:47:39,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b860c32d-be81-4f01-9b0b-ab939bca0c6d/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:47:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2022-11-21 13:47:39,646 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2022-11-21 13:47:39,646 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-21 13:47:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-21 13:47:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2022-11-21 13:47:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2022-11-21 13:47:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2022-11-21 13:47:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2022-11-21 13:47:39,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_8 [2022-11-21 13:47:39,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_8 [2022-11-21 13:47:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-21 13:47:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-21 13:47:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 13:47:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-11-21 13:47:39,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-11-21 13:47:39,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 13:47:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-21 13:47:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-21 13:47:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2022-11-21 13:47:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2022-11-21 13:47:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 13:47:39,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 13:47:39,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-21 13:47:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-21 13:47:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2022-11-21 13:47:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2022-11-21 13:47:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2022-11-21 13:47:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2022-11-21 13:47:39,650 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-21 13:47:39,650 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-21 13:47:39,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2022-11-21 13:47:39,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2022-11-21 13:47:39,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 13:47:39,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 13:47:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2022-11-21 13:47:39,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2022-11-21 13:47:39,653 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2022-11-21 13:47:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2022-11-21 13:47:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2022-11-21 13:47:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2022-11-21 13:47:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2022-11-21 13:47:39,654 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2022-11-21 13:47:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2022-11-21 13:47:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2022-11-21 13:47:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2022-11-21 13:47:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2022-11-21 13:47:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2022-11-21 13:47:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2022-11-21 13:47:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2022-11-21 13:47:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2022-11-21 13:47:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2022-11-21 13:47:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2022-11-21 13:47:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2022-11-21 13:47:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2022-11-21 13:47:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-21 13:47:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-21 13:47:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2022-11-21 13:47:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2022-11-21 13:47:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2022-11-21 13:47:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2022-11-21 13:47:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-21 13:47:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-21 13:47:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 13:47:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 13:47:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-21 13:47:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-21 13:47:39,659 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2022-11-21 13:47:39,659 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2022-11-21 13:47:39,660 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2022-11-21 13:47:39,660 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2022-11-21 13:47:39,660 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 13:47:39,660 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 13:47:39,660 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2022-11-21 13:47:39,661 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2022-11-21 13:47:39,661 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2022-11-21 13:47:39,661 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2022-11-21 13:47:39,661 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2022-11-21 13:47:39,661 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2022-11-21 13:47:39,662 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2022-11-21 13:47:39,662 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2022-11-21 13:47:39,662 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2022-11-21 13:47:39,662 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2022-11-21 13:47:39,662 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2022-11-21 13:47:39,662 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2022-11-21 13:47:39,663 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2022-11-21 13:47:39,663 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2022-11-21 13:47:39,663 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2022-11-21 13:47:39,663 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2022-11-21 13:47:39,663 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2022-11-21 13:47:39,664 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2022-11-21 13:47:39,664 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2022-11-21 13:47:39,664 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2022-11-21 13:47:39,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-11-21 13:47:39,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-11-21 13:47:39,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 13:47:39,665 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-21 13:47:39,665 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-21 13:47:39,665 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2022-11-21 13:47:39,665 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2022-11-21 13:47:39,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 13:47:39,666 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2022-11-21 13:47:39,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2022-11-21 13:47:39,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-21 13:47:39,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-21 13:47:39,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2022-11-21 13:47:39,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2022-11-21 13:47:39,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 13:47:39,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 13:47:39,668 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-21 13:47:39,668 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-21 13:47:39,668 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 13:47:39,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 13:47:39,668 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-21 13:47:39,669 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-21 13:47:39,669 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-21 13:47:39,669 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-21 13:47:39,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 13:47:39,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 13:47:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2022-11-21 13:47:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2022-11-21 13:47:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2022-11-21 13:47:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2022-11-21 13:47:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2022-11-21 13:47:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2022-11-21 13:47:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-21 13:47:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-21 13:47:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-21 13:47:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2022-11-21 13:47:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2022-11-21 13:47:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-21 13:47:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-21 13:47:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2022-11-21 13:47:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2022-11-21 13:47:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2022-11-21 13:47:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2022-11-21 13:47:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2022-11-21 13:47:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2022-11-21 13:47:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 13:47:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 13:47:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2022-11-21 13:47:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2022-11-21 13:47:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2022-11-21 13:47:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2022-11-21 13:47:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2022-11-21 13:47:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2022-11-21 13:47:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2022-11-21 13:47:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2022-11-21 13:47:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 13:47:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2022-11-21 13:47:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2022-11-21 13:47:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2022-11-21 13:47:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2022-11-21 13:47:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-21 13:47:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-21 13:47:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-21 13:47:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-21 13:47:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-21 13:47:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-21 13:47:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-11-21 13:47:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-11-21 13:47:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-21 13:47:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-21 13:47:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 13:47:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-11-21 13:47:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-11-21 13:47:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-21 13:47:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-21 13:47:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2022-11-21 13:47:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2022-11-21 13:47:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 13:47:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2022-11-21 13:47:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2022-11-21 13:47:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2022-11-21 13:47:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2022-11-21 13:47:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-21 13:47:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-21 13:47:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2022-11-21 13:47:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2022-11-21 13:47:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2022-11-21 13:47:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2022-11-21 13:47:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 13:47:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 13:47:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-11-21 13:47:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-11-21 13:47:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-21 13:47:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-21 13:47:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2022-11-21 13:47:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2022-11-21 13:47:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2022-11-21 13:47:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2022-11-21 13:47:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2022-11-21 13:47:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2022-11-21 13:47:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2022-11-21 13:47:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2022-11-21 13:47:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-21 13:47:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-21 13:47:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 13:47:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 13:47:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2022-11-21 13:47:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2022-11-21 13:47:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2022-11-21 13:47:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2022-11-21 13:47:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2022-11-21 13:47:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2022-11-21 13:47:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-21 13:47:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-21 13:47:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 13:47:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2022-11-21 13:47:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2022-11-21 13:47:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2022-11-21 13:47:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2022-11-21 13:47:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 13:47:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 13:47:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-21 13:47:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-21 13:47:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2022-11-21 13:47:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2022-11-21 13:47:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2022-11-21 13:47:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2022-11-21 13:47:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2022-11-21 13:47:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2022-11-21 13:47:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-21 13:47:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-21 13:47:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 13:47:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2022-11-21 13:47:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2022-11-21 13:47:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2022-11-21 13:47:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2022-11-21 13:47:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-21 13:47:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-21 13:47:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-21 13:47:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-21 13:47:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:47:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-21 13:47:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-21 13:47:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2022-11-21 13:47:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2022-11-21 13:47:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2022-11-21 13:47:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2022-11-21 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-21 13:47:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-21 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2022-11-21 13:47:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2022-11-21 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-21 13:47:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-21 13:47:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:47:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:47:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-21 13:47:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-21 13:47:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2022-11-21 13:47:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2022-11-21 13:47:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-21 13:47:39,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-21 13:47:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-11-21 13:47:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-11-21 13:47:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_8 [2022-11-21 13:47:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_8 [2022-11-21 13:47:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2022-11-21 13:47:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2022-11-21 13:47:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-21 13:47:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-21 13:47:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2022-11-21 13:47:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2022-11-21 13:47:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2022-11-21 13:47:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2022-11-21 13:47:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2022-11-21 13:47:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2022-11-21 13:47:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2022-11-21 13:47:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2022-11-21 13:47:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2022-11-21 13:47:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2022-11-21 13:47:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2022-11-21 13:47:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2022-11-21 13:47:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2022-11-21 13:47:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2022-11-21 13:47:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 13:47:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 13:47:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2022-11-21 13:47:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2022-11-21 13:47:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:47:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-21 13:47:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-21 13:47:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-21 13:47:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-21 13:47:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-21 13:47:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-21 13:47:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2022-11-21 13:47:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2022-11-21 13:47:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:47:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:47:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-21 13:47:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-21 13:47:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-21 13:47:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-21 13:47:40,823 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:47:40,827 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:47:41,689 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 13:47:49,019 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:47:49,046 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:47:49,046 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 13:47:49,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:47:49 BoogieIcfgContainer [2022-11-21 13:47:49,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:47:49,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:47:49,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:47:49,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:47:49,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:47:34" (1/3) ... [2022-11-21 13:47:49,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e33dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:47:49, skipping insertion in model container [2022-11-21 13:47:49,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:38" (2/3) ... [2022-11-21 13:47:49,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e33dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:47:49, skipping insertion in model container [2022-11-21 13:47:49,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:47:49" (3/3) ... [2022-11-21 13:47:49,060 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-21 13:47:49,078 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:47:49,078 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 13:47:49,200 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 13:47:49,206 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;@7c57b1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 13:47:49,206 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 13:47:49,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 2727 states, 1950 states have (on average 1.4158974358974359) internal successors, (2761), 2034 states have internal predecessors, (2761), 637 states have call successors, (637), 139 states have call predecessors, (637), 138 states have return successors, (622), 588 states have call predecessors, (622), 622 states have call successors, (622) [2022-11-21 13:47:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-11-21 13:47:49,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:47:49,264 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:47:49,265 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:47:49,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:47:49,272 INFO L85 PathProgramCache]: Analyzing trace with hash 770982373, now seen corresponding path program 1 times [2022-11-21 13:47:49,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:47:49,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237497388] [2022-11-21 13:47:49,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:47:49,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:47:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:47:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 13:47:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 13:47:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-21 13:47:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 13:47:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:47:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-21 13:47:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-21 13:47:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:47:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-21 13:47:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:47:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-21 13:47:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 13:47:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-21 13:47:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:47:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-21 13:47:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-21 13:47:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-21 13:47:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-21 13:47:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:50,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-21 13:47:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:47:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:47:51,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-21 13:47:51,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:47:51,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237497388] [2022-11-21 13:47:51,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237497388] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:47:51,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:47:51,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 13:47:51,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669940065] [2022-11-21 13:47:51,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:47:51,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 13:47:51,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:47:51,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 13:47:51,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-21 13:47:51,099 INFO L87 Difference]: Start difference. First operand has 2727 states, 1950 states have (on average 1.4158974358974359) internal successors, (2761), 2034 states have internal predecessors, (2761), 637 states have call successors, (637), 139 states have call predecessors, (637), 138 states have return successors, (622), 588 states have call predecessors, (622), 622 states have call successors, (622) Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-21 13:48:06,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:48:06,098 INFO L93 Difference]: Finished difference Result 6437 states and 10305 transitions. [2022-11-21 13:48:06,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 13:48:06,102 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 285 [2022-11-21 13:48:06,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:48:06,174 INFO L225 Difference]: With dead ends: 6437 [2022-11-21 13:48:06,174 INFO L226 Difference]: Without dead ends: 3689 [2022-11-21 13:48:06,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:48:06,214 INFO L413 NwaCegarLoop]: 3796 mSDtfsCounter, 3284 mSDsluCounter, 6051 mSDsCounter, 0 mSdLazyCounter, 5488 mSolverCounterSat, 2809 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3411 SdHoareTripleChecker+Valid, 9847 SdHoareTripleChecker+Invalid, 8297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2809 IncrementalHoareTripleChecker+Valid, 5488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-11-21 13:48:06,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3411 Valid, 9847 Invalid, 8297 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2809 Valid, 5488 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2022-11-21 13:48:06,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2022-11-21 13:48:06,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 2702. [2022-11-21 13:48:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2702 states, 1943 states have (on average 1.406587750900669) internal successors, (2733), 2010 states have internal predecessors, (2733), 620 states have call successors, (620), 138 states have call predecessors, (620), 138 states have return successors, (620), 586 states have call predecessors, (620), 620 states have call successors, (620) [2022-11-21 13:48:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2702 states and 3973 transitions. [2022-11-21 13:48:06,510 INFO L78 Accepts]: Start accepts. Automaton has 2702 states and 3973 transitions. Word has length 285 [2022-11-21 13:48:06,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:48:06,512 INFO L495 AbstractCegarLoop]: Abstraction has 2702 states and 3973 transitions. [2022-11-21 13:48:06,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-21 13:48:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3973 transitions. [2022-11-21 13:48:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-11-21 13:48:06,522 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:48:06,522 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:48:06,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 13:48:06,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:48:06,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:48:06,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1929545867, now seen corresponding path program 1 times [2022-11-21 13:48:06,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:48:06,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476150514] [2022-11-21 13:48:06,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:48:06,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:48:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:48:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 13:48:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 13:48:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-21 13:48:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 13:48:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:48:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-21 13:48:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-21 13:48:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:48:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-21 13:48:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:48:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-21 13:48:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 13:48:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-21 13:48:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:48:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-21 13:48:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-21 13:48:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-21 13:48:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-21 13:48:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-21 13:48:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-21 13:48:07,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:48:07,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476150514] [2022-11-21 13:48:07,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476150514] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:48:07,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:48:07,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-21 13:48:07,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564664045] [2022-11-21 13:48:07,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:48:07,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-21 13:48:07,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:48:07,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 13:48:07,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-21 13:48:07,920 INFO L87 Difference]: Start difference. First operand 2702 states and 3973 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-21 13:49:00,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:00,010 INFO L93 Difference]: Finished difference Result 17273 states and 28280 transitions. [2022-11-21 13:49:00,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-21 13:49:00,011 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 285 [2022-11-21 13:49:00,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:00,190 INFO L225 Difference]: With dead ends: 17273 [2022-11-21 13:49:00,190 INFO L226 Difference]: Without dead ends: 14613 [2022-11-21 13:49:00,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2022-11-21 13:49:00,228 INFO L413 NwaCegarLoop]: 5861 mSDtfsCounter, 22842 mSDsluCounter, 17829 mSDsCounter, 0 mSdLazyCounter, 25134 mSolverCounterSat, 12138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24090 SdHoareTripleChecker+Valid, 23690 SdHoareTripleChecker+Invalid, 37272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 12138 IncrementalHoareTripleChecker+Valid, 25134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.4s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:00,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24090 Valid, 23690 Invalid, 37272 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [12138 Valid, 25134 Invalid, 0 Unknown, 0 Unchecked, 50.4s Time] [2022-11-21 13:49:00,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14613 states. [2022-11-21 13:49:00,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14613 to 11941. [2022-11-21 13:49:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11941 states, 8557 states have (on average 1.4080869463597054) internal successors, (12049), 8859 states have internal predecessors, (12049), 2724 states have call successors, (2724), 551 states have call predecessors, (2724), 659 states have return successors, (3923), 2661 states have call predecessors, (3923), 2724 states have call successors, (3923) [2022-11-21 13:49:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11941 states to 11941 states and 18696 transitions. [2022-11-21 13:49:01,051 INFO L78 Accepts]: Start accepts. Automaton has 11941 states and 18696 transitions. Word has length 285 [2022-11-21 13:49:01,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:01,055 INFO L495 AbstractCegarLoop]: Abstraction has 11941 states and 18696 transitions. [2022-11-21 13:49:01,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-21 13:49:01,056 INFO L276 IsEmpty]: Start isEmpty. Operand 11941 states and 18696 transitions. [2022-11-21 13:49:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-21 13:49:01,063 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:01,063 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:01,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 13:49:01,063 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:49:01,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:01,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1274817341, now seen corresponding path program 1 times [2022-11-21 13:49:01,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:01,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278682369] [2022-11-21 13:49:01,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:01,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 13:49:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 13:49:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-21 13:49:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:01,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 13:49:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:49:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-21 13:49:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-21 13:49:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:49:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-21 13:49:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:49:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-21 13:49:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 13:49:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-21 13:49:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:49:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-21 13:49:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-21 13:49:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-21 13:49:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-21 13:49:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-21 13:49:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:02,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-21 13:49:02,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:02,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278682369] [2022-11-21 13:49:02,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278682369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:02,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:02,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-21 13:49:02,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485229879] [2022-11-21 13:49:02,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:02,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-21 13:49:02,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:02,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 13:49:02,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-21 13:49:02,566 INFO L87 Difference]: Start difference. First operand 11941 states and 18696 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-21 13:49:56,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:56,706 INFO L93 Difference]: Finished difference Result 70153 states and 123530 transitions. [2022-11-21 13:49:56,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-21 13:49:56,706 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 286 [2022-11-21 13:49:56,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:57,350 INFO L225 Difference]: With dead ends: 70153 [2022-11-21 13:49:57,351 INFO L226 Difference]: Without dead ends: 58254 [2022-11-21 13:49:57,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2022-11-21 13:49:57,537 INFO L413 NwaCegarLoop]: 5855 mSDtfsCounter, 20084 mSDsluCounter, 19973 mSDsCounter, 0 mSdLazyCounter, 27247 mSolverCounterSat, 10435 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21334 SdHoareTripleChecker+Valid, 25828 SdHoareTripleChecker+Invalid, 37682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10435 IncrementalHoareTripleChecker+Valid, 27247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.5s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:57,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21334 Valid, 25828 Invalid, 37682 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10435 Valid, 27247 Invalid, 0 Unknown, 0 Unchecked, 50.5s Time] [2022-11-21 13:49:57,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58254 states. [2022-11-21 13:50:01,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58254 to 49770. [2022-11-21 13:50:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49770 states, 35603 states have (on average 1.40724096284021) internal successors, (50102), 36857 states have internal predecessors, (50102), 11355 states have call successors, (11355), 2204 states have call predecessors, (11355), 2811 states have return successors, (21858), 11231 states have call predecessors, (21858), 11355 states have call successors, (21858) [2022-11-21 13:50:01,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49770 states to 49770 states and 83315 transitions. [2022-11-21 13:50:01,805 INFO L78 Accepts]: Start accepts. Automaton has 49770 states and 83315 transitions. Word has length 286 [2022-11-21 13:50:01,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:50:01,807 INFO L495 AbstractCegarLoop]: Abstraction has 49770 states and 83315 transitions. [2022-11-21 13:50:01,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-21 13:50:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 49770 states and 83315 transitions. [2022-11-21 13:50:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-21 13:50:01,813 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:50:01,813 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:50:01,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 13:50:01,814 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 13:50:01,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:50:01,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1537690429, now seen corresponding path program 1 times [2022-11-21 13:50:01,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:50:01,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440265182] [2022-11-21 13:50:01,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:50:01,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:50:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:50:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 13:50:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 13:50:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-21 13:50:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-21 13:50:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:50:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:02,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-21 13:50:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-21 13:50:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:50:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-21 13:50:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:50:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-21 13:50:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-21 13:50:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-21 13:50:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 13:50:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-21 13:50:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-21 13:50:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-21 13:50:03,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-21 13:50:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-21 13:50:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:03,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-21 13:50:03,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:50:03,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440265182] [2022-11-21 13:50:03,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440265182] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:50:03,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:50:03,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-21 13:50:03,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662776368] [2022-11-21 13:50:03,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:50:03,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-21 13:50:03,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:50:03,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 13:50:03,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-21 13:50:03,637 INFO L87 Difference]: Start difference. First operand 49770 states and 83315 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-21 13:51:07,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:51:07,893 INFO L93 Difference]: Finished difference Result 282510 states and 567803 transitions. [2022-11-21 13:51:07,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-21 13:51:07,894 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 287 [2022-11-21 13:51:07,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:51:11,152 INFO L225 Difference]: With dead ends: 282510 [2022-11-21 13:51:11,152 INFO L226 Difference]: Without dead ends: 232782 [2022-11-21 13:51:12,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2022-11-21 13:51:12,490 INFO L413 NwaCegarLoop]: 5543 mSDtfsCounter, 17377 mSDsluCounter, 22915 mSDsCounter, 0 mSdLazyCounter, 28621 mSolverCounterSat, 8700 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18646 SdHoareTripleChecker+Valid, 28458 SdHoareTripleChecker+Invalid, 37321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8700 IncrementalHoareTripleChecker+Valid, 28621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.8s IncrementalHoareTripleChecker+Time [2022-11-21 13:51:12,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18646 Valid, 28458 Invalid, 37321 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8700 Valid, 28621 Invalid, 0 Unknown, 0 Unchecked, 48.8s Time] [2022-11-21 13:51:12,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232782 states.