./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/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_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-5e519f3 [2022-11-02 20:30:24,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:30:24,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:30:24,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:30:24,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:30:24,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:30:24,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:30:24,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:30:24,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:30:24,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:30:24,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:30:24,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:30:24,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:30:24,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:30:24,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:30:24,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:30:24,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:30:24,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:30:24,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:30:24,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:30:24,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:30:24,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:30:24,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:30:24,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:30:24,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:30:24,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:30:24,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:30:24,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:30:24,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:30:24,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:30:24,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:30:24,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:30:24,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:30:24,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:30:24,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:30:24,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:30:24,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:30:24,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:30:24,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:30:24,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:30:24,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:30:24,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:30:24,388 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:30:24,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:30:24,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:30:24,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:30:24,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:30:24,390 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:30:24,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:30:24,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:30:24,391 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:30:24,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:30:24,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:30:24,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:30:24,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:30:24,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:30:24,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:30:24,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:30:24,393 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:30:24,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:30:24,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:30:24,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:30:24,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:30:24,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:24,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:30:24,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:30:24,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:30:24,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:30:24,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:30:24,396 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:30:24,396 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:30:24,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:30:24,397 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_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 [2022-11-02 20:30:24,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:30:24,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:30:24,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:30:24,664 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:30:24,665 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:30:24,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/../../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 [2022-11-02 20:30:24,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/data/4e45c7ec8/938dc9943357485d8d12a24348c48be3/FLAG9b3403d85 [2022-11-02 20:30:25,752 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:30:25,753 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/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 [2022-11-02 20:30:25,813 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/data/4e45c7ec8/938dc9943357485d8d12a24348c48be3/FLAG9b3403d85 [2022-11-02 20:30:26,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/data/4e45c7ec8/938dc9943357485d8d12a24348c48be3 [2022-11-02 20:30:26,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:30:26,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:30:26,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:26,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:30:26,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:30:26,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:26" (1/1) ... [2022-11-02 20:30:26,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e536d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:26, skipping insertion in model container [2022-11-02 20:30:26,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:26" (1/1) ... [2022-11-02 20:30:26,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:30:26,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:30:28,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/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] [2022-11-02 20:30:29,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:29,050 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:30:29,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/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] [2022-11-02 20:30:29,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:29,781 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:30:29,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29 WrapperNode [2022-11-02 20:30:29,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:29,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:29,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:30:29,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:30:29,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:29,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,171 INFO L138 Inliner]: procedures = 355, calls = 3279, calls flagged for inlining = 153, calls inlined = 153, statements flattened = 6846 [2022-11-02 20:30:30,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:30,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:30:30,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:30:30,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:30:30,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,561 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:30:30,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:30:30,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:30:30,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:30:30,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (1/1) ... [2022-11-02 20:30:30,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:30,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:30:30,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:30:30,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8cf1384-bde0-476b-bcd4-75bf34c49d8e/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:30:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2022-11-02 20:30:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2022-11-02 20:30:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:30:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:30:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2022-11-02 20:30:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2022-11-02 20:30:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2022-11-02 20:30:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2022-11-02 20:30:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_8 [2022-11-02 20:30:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_8 [2022-11-02 20:30:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-02 20:30:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-02 20:30:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:30:30,728 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-11-02 20:30:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-11-02 20:30:30,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:30:30,729 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-02 20:30:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-02 20:30:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2022-11-02 20:30:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2022-11-02 20:30:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:30:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:30:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:30:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:30:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2022-11-02 20:30:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2022-11-02 20:30:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2022-11-02 20:30:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2022-11-02 20:30:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-02 20:30:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-02 20:30:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2022-11-02 20:30:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2022-11-02 20:30:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:30:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:30:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2022-11-02 20:30:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2022-11-02 20:30:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2022-11-02 20:30:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2022-11-02 20:30:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2022-11-02 20:30:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2022-11-02 20:30:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2022-11-02 20:30:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2022-11-02 20:30:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2022-11-02 20:30:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2022-11-02 20:30:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2022-11-02 20:30:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2022-11-02 20:30:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2022-11-02 20:30:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2022-11-02 20:30:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2022-11-02 20:30:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2022-11-02 20:30:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2022-11-02 20:30:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2022-11-02 20:30:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2022-11-02 20:30:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2022-11-02 20:30:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:30:30,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:30:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2022-11-02 20:30:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2022-11-02 20:30:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2022-11-02 20:30:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2022-11-02 20:30:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:30:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:30:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:30:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:30:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-02 20:30:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-02 20:30:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2022-11-02 20:30:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2022-11-02 20:30:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2022-11-02 20:30:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2022-11-02 20:30:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:30:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:30:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2022-11-02 20:30:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2022-11-02 20:30:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2022-11-02 20:30:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2022-11-02 20:30:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2022-11-02 20:30:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2022-11-02 20:30:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2022-11-02 20:30:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2022-11-02 20:30:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2022-11-02 20:30:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2022-11-02 20:30:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2022-11-02 20:30:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2022-11-02 20:30:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2022-11-02 20:30:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2022-11-02 20:30:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2022-11-02 20:30:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2022-11-02 20:30:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2022-11-02 20:30:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2022-11-02 20:30:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2022-11-02 20:30:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2022-11-02 20:30:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-11-02 20:30:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-11-02 20:30:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:30:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:30:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:30:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2022-11-02 20:30:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2022-11-02 20:30:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:30:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2022-11-02 20:30:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2022-11-02 20:30:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-02 20:30:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-02 20:30:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2022-11-02 20:30:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2022-11-02 20:30:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:30:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:30:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-02 20:30:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-02 20:30:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:30:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:30:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-02 20:30:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-02 20:30:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-02 20:30:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-02 20:30:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:30:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:30:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2022-11-02 20:30:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2022-11-02 20:30:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2022-11-02 20:30:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2022-11-02 20:30:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2022-11-02 20:30:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2022-11-02 20:30:30,761 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-02 20:30:30,761 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:30:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:30:30,761 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2022-11-02 20:30:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2022-11-02 20:30:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:30:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:30:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2022-11-02 20:30:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2022-11-02 20:30:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2022-11-02 20:30:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2022-11-02 20:30:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2022-11-02 20:30:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2022-11-02 20:30:30,769 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:30:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:30:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2022-11-02 20:30:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2022-11-02 20:30:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2022-11-02 20:30:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2022-11-02 20:30:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2022-11-02 20:30:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2022-11-02 20:30:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2022-11-02 20:30:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2022-11-02 20:30:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:30:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2022-11-02 20:30:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2022-11-02 20:30:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2022-11-02 20:30:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2022-11-02 20:30:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-02 20:30:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-02 20:30:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-02 20:30:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-02 20:30:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-02 20:30:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-02 20:30:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-11-02 20:30:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-11-02 20:30:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:30:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:30:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:30:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-11-02 20:30:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-11-02 20:30:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-02 20:30:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-02 20:30:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2022-11-02 20:30:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2022-11-02 20:30:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:30:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2022-11-02 20:30:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2022-11-02 20:30:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2022-11-02 20:30:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2022-11-02 20:30:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 20:30:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 20:30:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2022-11-02 20:30:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2022-11-02 20:30:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2022-11-02 20:30:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2022-11-02 20:30:30,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:30:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:30:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-11-02 20:30:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-11-02 20:30:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-02 20:30:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-02 20:30:30,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2022-11-02 20:30:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2022-11-02 20:30:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2022-11-02 20:30:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2022-11-02 20:30:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2022-11-02 20:30:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2022-11-02 20:30:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2022-11-02 20:30:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2022-11-02 20:30:30,777 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-02 20:30:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-02 20:30:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:30:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:30:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2022-11-02 20:30:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2022-11-02 20:30:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2022-11-02 20:30:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2022-11-02 20:30:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2022-11-02 20:30:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2022-11-02 20:30:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:30:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:30:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:30:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2022-11-02 20:30:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2022-11-02 20:30:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2022-11-02 20:30:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2022-11-02 20:30:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:30:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:30:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:30:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:30:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2022-11-02 20:30:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2022-11-02 20:30:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2022-11-02 20:30:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2022-11-02 20:30:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2022-11-02 20:30:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2022-11-02 20:30:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-02 20:30:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-02 20:30:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:30:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2022-11-02 20:30:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2022-11-02 20:30:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2022-11-02 20:30:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2022-11-02 20:30:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:30:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:30:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-02 20:30:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-02 20:30:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:30:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:30:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:30:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2022-11-02 20:30:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2022-11-02 20:30:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2022-11-02 20:30:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2022-11-02 20:30:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:30:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:30:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2022-11-02 20:30:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2022-11-02 20:30:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:30:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:30:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-02 20:30:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-02 20:30:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:30:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:30:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-02 20:30:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-02 20:30:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2022-11-02 20:30:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2022-11-02 20:30:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:30:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:30:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-11-02 20:30:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-11-02 20:30:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_8 [2022-11-02 20:30:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_8 [2022-11-02 20:30:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2022-11-02 20:30:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2022-11-02 20:30:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:30:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:30:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2022-11-02 20:30:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2022-11-02 20:30:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2022-11-02 20:30:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2022-11-02 20:30:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2022-11-02 20:30:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2022-11-02 20:30:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2022-11-02 20:30:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2022-11-02 20:30:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2022-11-02 20:30:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2022-11-02 20:30:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2022-11-02 20:30:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2022-11-02 20:30:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2022-11-02 20:30:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2022-11-02 20:30:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 20:30:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 20:30:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2022-11-02 20:30:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2022-11-02 20:30:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:30:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-02 20:30:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-02 20:30:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-02 20:30:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-02 20:30:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-02 20:30:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-02 20:30:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2022-11-02 20:30:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2022-11-02 20:30:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:30:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:30:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-02 20:30:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-02 20:30:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:30:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:30:31,937 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:30:31,948 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:30:32,963 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:30:40,176 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:30:40,211 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:30:40,211 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:30:40,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:40 BoogieIcfgContainer [2022-11-02 20:30:40,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:30:40,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:30:40,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:30:40,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:30:40,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:30:26" (1/3) ... [2022-11-02 20:30:40,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f69186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:40, skipping insertion in model container [2022-11-02 20:30:40,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:29" (2/3) ... [2022-11-02 20:30:40,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f69186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:40, skipping insertion in model container [2022-11-02 20:30:40,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:40" (3/3) ... [2022-11-02 20:30:40,230 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 [2022-11-02 20:30:40,251 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:30:40,251 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:30:40,407 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:30:40,414 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;@79d51c88, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:30:40,414 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:30:40,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 2733 states, 1956 states have (on average 1.4161554192229038) internal successors, (2770), 2040 states have internal predecessors, (2770), 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) [2022-11-02 20:30:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-11-02 20:30:40,448 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:40,450 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] [2022-11-02 20:30:40,450 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:40,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:40,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1298471814, now seen corresponding path program 1 times [2022-11-02 20:30:40,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:40,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572830705] [2022-11-02 20:30:40,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:40,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:41,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:30:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:30:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:30:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:30:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:30:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 20:30:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:30:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:30:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 20:30:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:30:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:30:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:30:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 20:30:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-02 20:30:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:30:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-02 20:30:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-02 20:30:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-02 20:30:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-02 20:30:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 20:30:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:30:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-02 20:30:42,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:30:42,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572830705] [2022-11-02 20:30:42,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572830705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:42,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:42,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:30:42,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141917646] [2022-11-02 20:30:42,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:42,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:30:42,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:30:43,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:30:43,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:30:43,029 INFO L87 Difference]: Start difference. First operand has 2733 states, 1956 states have (on average 1.4161554192229038) internal successors, (2770), 2040 states have internal predecessors, (2770), 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 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) [2022-11-02 20:31:38,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:38,360 INFO L93 Difference]: Finished difference Result 17471 states and 29591 transitions. [2022-11-02 20:31:38,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:31:38,362 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 [2022-11-02 20:31:38,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:38,519 INFO L225 Difference]: With dead ends: 17471 [2022-11-02 20:31:38,520 INFO L226 Difference]: Without dead ends: 14645 [2022-11-02 20:31:38,568 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 [2022-11-02 20:31:38,571 INFO L413 NwaCegarLoop]: 6522 mSDtfsCounter, 20865 mSDsluCounter, 19869 mSDsCounter, 0 mSdLazyCounter, 22873 mSolverCounterSat, 11429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22136 SdHoareTripleChecker+Valid, 26391 SdHoareTripleChecker+Invalid, 34302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 11429 IncrementalHoareTripleChecker+Valid, 22873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:38,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22136 Valid, 26391 Invalid, 34302 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [11429 Valid, 22873 Invalid, 0 Unknown, 0 Unchecked, 52.8s Time] [2022-11-02 20:31:38,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14645 states. [2022-11-02 20:31:39,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14645 to 11965. [2022-11-02 20:31:39,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11965 states, 8581 states have (on average 1.4083440158489686) internal successors, (12085), 8883 states have internal predecessors, (12085), 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) [2022-11-02 20:31:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11965 states to 11965 states and 18732 transitions. [2022-11-02 20:31:39,618 INFO L78 Accepts]: Start accepts. Automaton has 11965 states and 18732 transitions. Word has length 285 [2022-11-02 20:31:39,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:39,624 INFO L495 AbstractCegarLoop]: Abstraction has 11965 states and 18732 transitions. [2022-11-02 20:31:39,625 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) [2022-11-02 20:31:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 11965 states and 18732 transitions. [2022-11-02 20:31:39,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-02 20:31:39,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:39,641 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] [2022-11-02 20:31:39,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:31:39,642 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:39,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:39,643 INFO L85 PathProgramCache]: Analyzing trace with hash 260072034, now seen corresponding path program 1 times [2022-11-02 20:31:39,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:31:39,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262451020] [2022-11-02 20:31:39,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:39,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:31:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:31:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:31:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:31:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:31:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:31:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 20:31:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:31:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:31:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 20:31:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:31:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:31:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:40,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:31:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 20:31:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-02 20:31:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:31:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-02 20:31:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-02 20:31:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-02 20:31:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-02 20:31:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 20:31:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-02 20:31:41,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:31:41,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262451020] [2022-11-02 20:31:41,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262451020] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:31:41,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:31:41,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:31:41,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184255333] [2022-11-02 20:31:41,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:31:41,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:31:41,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:31:41,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:31:41,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:31:41,231 INFO L87 Difference]: Start difference. First operand 11965 states and 18732 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) [2022-11-02 20:32:30,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:32:30,274 INFO L93 Difference]: Finished difference Result 70305 states and 123758 transitions. [2022-11-02 20:32:30,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:32:30,275 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 [2022-11-02 20:32:30,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:32:30,915 INFO L225 Difference]: With dead ends: 70305 [2022-11-02 20:32:30,916 INFO L226 Difference]: Without dead ends: 58382 [2022-11-02 20:32:31,105 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 [2022-11-02 20:32:31,111 INFO L413 NwaCegarLoop]: 6451 mSDtfsCounter, 20346 mSDsluCounter, 18914 mSDsCounter, 0 mSdLazyCounter, 19809 mSolverCounterSat, 13239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21612 SdHoareTripleChecker+Valid, 25365 SdHoareTripleChecker+Invalid, 33048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 13239 IncrementalHoareTripleChecker+Valid, 19809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:32:31,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21612 Valid, 25365 Invalid, 33048 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [13239 Valid, 19809 Invalid, 0 Unknown, 0 Unchecked, 44.9s Time] [2022-11-02 20:32:31,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58382 states. [2022-11-02 20:32:34,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58382 to 49866. [2022-11-02 20:32:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49866 states, 35699 states have (on average 1.4074904058937225) internal successors, (50246), 36953 states have internal predecessors, (50246), 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) [2022-11-02 20:32:35,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49866 states to 49866 states and 83459 transitions. [2022-11-02 20:32:35,812 INFO L78 Accepts]: Start accepts. Automaton has 49866 states and 83459 transitions. Word has length 286 [2022-11-02 20:32:35,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:32:35,815 INFO L495 AbstractCegarLoop]: Abstraction has 49866 states and 83459 transitions. [2022-11-02 20:32:35,815 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) [2022-11-02 20:32:35,815 INFO L276 IsEmpty]: Start isEmpty. Operand 49866 states and 83459 transitions. [2022-11-02 20:32:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-02 20:32:35,823 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:32:35,823 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] [2022-11-02 20:32:35,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:32:35,824 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:32:35,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:32:35,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1577411522, now seen corresponding path program 1 times [2022-11-02 20:32:35,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:32:35,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609179202] [2022-11-02 20:32:35,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:35,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:32:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:32:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:32:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:32:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:32:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:32:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 20:32:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:32:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:32:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 20:32:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:32:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:32:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:32:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 20:32:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-02 20:32:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-02 20:32:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-02 20:32:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-02 20:32:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-02 20:32:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 20:32:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-02 20:32:37,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:32:37,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609179202] [2022-11-02 20:32:37,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609179202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:32:37,393 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:32:37,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:32:37,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276478087] [2022-11-02 20:32:37,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:32:37,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:32:37,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:32:37,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:32:37,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:32:37,396 INFO L87 Difference]: Start difference. First operand 49866 states and 83459 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) [2022-11-02 20:33:32,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:33:32,285 INFO L93 Difference]: Finished difference Result 283118 states and 568715 transitions. [2022-11-02 20:33:32,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:33:32,288 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 [2022-11-02 20:33:32,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:33:35,166 INFO L225 Difference]: With dead ends: 283118 [2022-11-02 20:33:35,166 INFO L226 Difference]: Without dead ends: 233294 [2022-11-02 20:33:36,639 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 [2022-11-02 20:33:36,640 INFO L413 NwaCegarLoop]: 6184 mSDtfsCounter, 19771 mSDsluCounter, 18899 mSDsCounter, 0 mSdLazyCounter, 21706 mSolverCounterSat, 9628 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21051 SdHoareTripleChecker+Valid, 25083 SdHoareTripleChecker+Invalid, 31334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9628 IncrementalHoareTripleChecker+Valid, 21706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:33:36,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21051 Valid, 25083 Invalid, 31334 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9628 Valid, 21706 Invalid, 0 Unknown, 0 Unchecked, 40.1s Time] [2022-11-02 20:33:36,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233294 states.