./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:19:14,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:19:14,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:19:14,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:19:14,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:19:14,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:19:14,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:19:14,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:19:14,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:19:14,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:19:14,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:19:14,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:19:14,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:19:14,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:19:14,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:19:14,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:19:14,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:19:14,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:19:14,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:19:14,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:19:14,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:19:14,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:19:14,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:19:14,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:19:14,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:19:14,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:19:14,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:19:14,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:19:14,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:19:14,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:19:14,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:19:14,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:19:14,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:19:14,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:19:14,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:19:14,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:19:14,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:19:14,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:19:14,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:19:14,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:19:14,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:19:14,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:19:14,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:19:14,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:19:14,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:19:14,399 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:19:14,400 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:19:14,400 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:19:14,400 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:19:14,401 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:19:14,401 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:19:14,401 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:19:14,401 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:19:14,401 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:19:14,402 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:19:14,402 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:19:14,402 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:19:14,402 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:19:14,403 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:19:14,403 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:19:14,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:19:14,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:19:14,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:19:14,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:19:14,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:19:14,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:19:14,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:19:14,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:19:14,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:19:14,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:19:14,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:19:14,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:19:14,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:19:14,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:19:14,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:19:14,407 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:19:14,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:19:14,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:19:14,407 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:19:14,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:19:14,408 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 [2021-11-25 20:19:14,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:19:14,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:19:14,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:19:14,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:19:14,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:19:14,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2021-11-25 20:19:14,804 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/data/0da7e61fc/c48eff264a93405e93208da756f62ca4/FLAG8d20839dc [2021-11-25 20:19:15,573 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:19:15,573 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2021-11-25 20:19:15,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/data/0da7e61fc/c48eff264a93405e93208da756f62ca4/FLAG8d20839dc [2021-11-25 20:19:15,646 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/data/0da7e61fc/c48eff264a93405e93208da756f62ca4 [2021-11-25 20:19:15,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:19:15,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:19:15,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:19:15,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:19:15,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:19:15,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:19:15" (1/1) ... [2021-11-25 20:19:15,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eeeae91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:15, skipping insertion in model container [2021-11-25 20:19:15,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:19:15" (1/1) ... [2021-11-25 20:19:15,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:19:15,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:19:17,022 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_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-11-25 20:19:17,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:19:17,210 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:19:17,370 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_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-11-25 20:19:17,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:19:17,437 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:19:17,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17 WrapperNode [2021-11-25 20:19:17,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:19:17,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:19:17,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:19:17,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:19:17,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,600 INFO L137 Inliner]: procedures = 188, calls = 548, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 1576 [2021-11-25 20:19:17,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:19:17,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:19:17,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:19:17,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:19:17,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:19:17,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:19:17,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:19:17,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:19:17,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (1/1) ... [2021-11-25 20:19:17,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:19:17,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:19:17,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:19:17,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:19:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2021-11-25 20:19:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2021-11-25 20:19:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-25 20:19:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-25 20:19:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:19:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:19:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:19:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 20:19:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 20:19:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:19:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:19:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:19:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:19:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-11-25 20:19:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-11-25 20:19:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-25 20:19:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-25 20:19:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-25 20:19:17,861 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-25 20:19:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:19:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 20:19:17,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 20:19:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:19:17,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:19:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-25 20:19:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-25 20:19:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:19:17,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:19:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2021-11-25 20:19:17,864 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2021-11-25 20:19:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2021-11-25 20:19:17,864 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2021-11-25 20:19:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-25 20:19:17,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-25 20:19:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:19:17,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:19:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:19:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2021-11-25 20:19:17,865 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2021-11-25 20:19:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-25 20:19:17,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-25 20:19:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-25 20:19:17,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-25 20:19:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:19:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 20:19:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 20:19:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:19:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2021-11-25 20:19:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2021-11-25 20:19:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:19:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 20:19:17,869 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 20:19:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:19:17,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:19:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2021-11-25 20:19:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2021-11-25 20:19:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:19:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-25 20:19:17,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-25 20:19:17,871 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-25 20:19:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2021-11-25 20:19:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2021-11-25 20:19:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-25 20:19:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-25 20:19:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-25 20:19:17,872 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-25 20:19:17,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:19:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:19:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2021-11-25 20:19:17,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2021-11-25 20:19:17,873 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2021-11-25 20:19:17,873 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2021-11-25 20:19:17,874 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 20:19:17,874 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 20:19:17,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-11-25 20:19:17,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-11-25 20:19:17,875 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-25 20:19:17,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-25 20:19:17,875 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 20:19:17,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 20:19:17,875 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2021-11-25 20:19:17,876 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2021-11-25 20:19:17,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2021-11-25 20:19:17,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2021-11-25 20:19:17,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:19:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2021-11-25 20:19:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2021-11-25 20:19:17,877 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2021-11-25 20:19:17,877 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2021-11-25 20:19:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:19:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:19:18,385 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:19:18,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:19:18,517 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:19:19,653 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:19:19,908 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:19:19,909 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:19:19,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:19:19 BoogieIcfgContainer [2021-11-25 20:19:19,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:19:19,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:19:19,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:19:19,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:19:19,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:19:15" (1/3) ... [2021-11-25 20:19:19,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d461ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:19:19, skipping insertion in model container [2021-11-25 20:19:19,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:19:17" (2/3) ... [2021-11-25 20:19:19,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d461ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:19:19, skipping insertion in model container [2021-11-25 20:19:19,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:19:19" (3/3) ... [2021-11-25 20:19:19,923 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2021-11-25 20:19:19,928 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:19:19,928 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:19:19,983 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:19:19,988 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:19:19,988 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:19:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand has 395 states, 242 states have (on average 1.3636363636363635) internal successors, (330), 261 states have internal predecessors, (330), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2021-11-25 20:19:20,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 20:19:20,029 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:20,030 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:20,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:20,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:20,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1689023132, now seen corresponding path program 1 times [2021-11-25 20:19:20,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:20,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597747106] [2021-11-25 20:19:20,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:20,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:20,760 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:20,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597747106] [2021-11-25 20:19:20,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597747106] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:20,762 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:20,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:20,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178930648] [2021-11-25 20:19:20,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:20,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:20,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:20,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:20,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:20,803 INFO L87 Difference]: Start difference. First operand has 395 states, 242 states have (on average 1.3636363636363635) internal successors, (330), 261 states have internal predecessors, (330), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2021-11-25 20:19:21,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:21,338 INFO L93 Difference]: Finished difference Result 1103 states and 1570 transitions. [2021-11-25 20:19:21,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:21,341 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 123 [2021-11-25 20:19:21,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:21,371 INFO L225 Difference]: With dead ends: 1103 [2021-11-25 20:19:21,371 INFO L226 Difference]: Without dead ends: 728 [2021-11-25 20:19:21,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:21,393 INFO L933 BasicCegarLoop]: 557 mSDtfsCounter, 472 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:21,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [472 Valid, 1015 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:19:21,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2021-11-25 20:19:21,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 722. [2021-11-25 20:19:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 453 states have (on average 1.3421633554083885) internal successors, (608), 472 states have internal predecessors, (608), 195 states have call successors, (195), 74 states have call predecessors, (195), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2021-11-25 20:19:21,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 990 transitions. [2021-11-25 20:19:21,544 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 990 transitions. Word has length 123 [2021-11-25 20:19:21,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:21,546 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 990 transitions. [2021-11-25 20:19:21,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2021-11-25 20:19:21,546 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 990 transitions. [2021-11-25 20:19:21,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 20:19:21,551 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:21,551 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:21,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:19:21,552 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:21,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:21,553 INFO L85 PathProgramCache]: Analyzing trace with hash -333704086, now seen corresponding path program 1 times [2021-11-25 20:19:21,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:21,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090445778] [2021-11-25 20:19:21,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:21,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:21,839 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:21,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090445778] [2021-11-25 20:19:21,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090445778] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:21,840 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:21,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:21,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380389219] [2021-11-25 20:19:21,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:21,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:21,843 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:21,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:21,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:21,845 INFO L87 Difference]: Start difference. First operand 722 states and 990 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:22,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:22,036 INFO L93 Difference]: Finished difference Result 724 states and 991 transitions. [2021-11-25 20:19:22,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:22,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 127 [2021-11-25 20:19:22,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:22,044 INFO L225 Difference]: With dead ends: 724 [2021-11-25 20:19:22,044 INFO L226 Difference]: Without dead ends: 721 [2021-11-25 20:19:22,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:22,050 INFO L933 BasicCegarLoop]: 455 mSDtfsCounter, 490 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:22,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [490 Valid, 455 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:19:22,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2021-11-25 20:19:22,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2021-11-25 20:19:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 453 states have (on average 1.3399558498896247) internal successors, (607), 471 states have internal predecessors, (607), 194 states have call successors, (194), 74 states have call predecessors, (194), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2021-11-25 20:19:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 988 transitions. [2021-11-25 20:19:22,116 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 988 transitions. Word has length 127 [2021-11-25 20:19:22,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:22,117 INFO L470 AbstractCegarLoop]: Abstraction has 721 states and 988 transitions. [2021-11-25 20:19:22,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 988 transitions. [2021-11-25 20:19:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 20:19:22,126 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:22,126 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:22,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:19:22,127 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:22,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:22,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1755008388, now seen corresponding path program 1 times [2021-11-25 20:19:22,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:22,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095607087] [2021-11-25 20:19:22,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:22,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:22,355 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:22,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095607087] [2021-11-25 20:19:22,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095607087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:22,355 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:22,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:22,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735208492] [2021-11-25 20:19:22,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:22,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:22,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:22,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:22,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:22,360 INFO L87 Difference]: Start difference. First operand 721 states and 988 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:22,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:22,565 INFO L93 Difference]: Finished difference Result 723 states and 989 transitions. [2021-11-25 20:19:22,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:22,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 128 [2021-11-25 20:19:22,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:22,572 INFO L225 Difference]: With dead ends: 723 [2021-11-25 20:19:22,572 INFO L226 Difference]: Without dead ends: 720 [2021-11-25 20:19:22,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:22,574 INFO L933 BasicCegarLoop]: 453 mSDtfsCounter, 487 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:22,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [487 Valid, 453 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:19:22,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-11-25 20:19:22,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2021-11-25 20:19:22,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 453 states have (on average 1.3377483443708609) internal successors, (606), 470 states have internal predecessors, (606), 193 states have call successors, (193), 74 states have call predecessors, (193), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2021-11-25 20:19:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 986 transitions. [2021-11-25 20:19:22,620 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 986 transitions. Word has length 128 [2021-11-25 20:19:22,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:22,621 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 986 transitions. [2021-11-25 20:19:22,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:22,622 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 986 transitions. [2021-11-25 20:19:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-25 20:19:22,624 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:22,624 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:22,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:19:22,625 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:22,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:22,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1378762788, now seen corresponding path program 1 times [2021-11-25 20:19:22,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:22,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099546943] [2021-11-25 20:19:22,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:22,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:22,788 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:22,789 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:22,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099546943] [2021-11-25 20:19:22,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099546943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:22,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:22,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:22,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125469461] [2021-11-25 20:19:22,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:22,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:22,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:22,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:22,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:22,792 INFO L87 Difference]: Start difference. First operand 720 states and 986 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:19:23,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:23,078 INFO L93 Difference]: Finished difference Result 1742 states and 2344 transitions. [2021-11-25 20:19:23,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:23,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 132 [2021-11-25 20:19:23,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:23,089 INFO L225 Difference]: With dead ends: 1742 [2021-11-25 20:19:23,090 INFO L226 Difference]: Without dead ends: 1054 [2021-11-25 20:19:23,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:23,094 INFO L933 BasicCegarLoop]: 492 mSDtfsCounter, 300 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:23,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 832 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:19:23,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-11-25 20:19:23,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1037. [2021-11-25 20:19:23,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 649 states have (on average 1.3235747303543914) internal successors, (859), 678 states have internal predecessors, (859), 262 states have call successors, (262), 128 states have call predecessors, (262), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2021-11-25 20:19:23,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1385 transitions. [2021-11-25 20:19:23,166 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1385 transitions. Word has length 132 [2021-11-25 20:19:23,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:23,172 INFO L470 AbstractCegarLoop]: Abstraction has 1037 states and 1385 transitions. [2021-11-25 20:19:23,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:19:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1385 transitions. [2021-11-25 20:19:23,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 20:19:23,176 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:23,176 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:23,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:19:23,177 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:23,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:23,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1429203373, now seen corresponding path program 1 times [2021-11-25 20:19:23,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:23,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177124904] [2021-11-25 20:19:23,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:23,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:23,350 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:23,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177124904] [2021-11-25 20:19:23,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177124904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:23,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:23,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:23,351 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440475204] [2021-11-25 20:19:23,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:23,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:23,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:23,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:23,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:23,353 INFO L87 Difference]: Start difference. First operand 1037 states and 1385 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:23,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:23,551 INFO L93 Difference]: Finished difference Result 1039 states and 1386 transitions. [2021-11-25 20:19:23,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:23,551 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 129 [2021-11-25 20:19:23,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:23,559 INFO L225 Difference]: With dead ends: 1039 [2021-11-25 20:19:23,560 INFO L226 Difference]: Without dead ends: 1036 [2021-11-25 20:19:23,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:23,562 INFO L933 BasicCegarLoop]: 451 mSDtfsCounter, 484 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:23,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [484 Valid, 451 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:19:23,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2021-11-25 20:19:23,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1036. [2021-11-25 20:19:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1036 states, 649 states have (on average 1.3220338983050848) internal successors, (858), 677 states have internal predecessors, (858), 261 states have call successors, (261), 128 states have call predecessors, (261), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2021-11-25 20:19:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1383 transitions. [2021-11-25 20:19:23,634 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1383 transitions. Word has length 129 [2021-11-25 20:19:23,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:23,634 INFO L470 AbstractCegarLoop]: Abstraction has 1036 states and 1383 transitions. [2021-11-25 20:19:23,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1383 transitions. [2021-11-25 20:19:23,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-25 20:19:23,637 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:23,637 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:23,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 20:19:23,637 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:23,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:23,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1498314851, now seen corresponding path program 1 times [2021-11-25 20:19:23,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:23,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928262948] [2021-11-25 20:19:23,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:23,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:23,759 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:23,759 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:23,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928262948] [2021-11-25 20:19:23,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928262948] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:23,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:23,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:23,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570879395] [2021-11-25 20:19:23,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:23,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:23,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:23,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:23,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:23,762 INFO L87 Difference]: Start difference. First operand 1036 states and 1383 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:19:24,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:24,051 INFO L93 Difference]: Finished difference Result 1907 states and 2528 transitions. [2021-11-25 20:19:24,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:24,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 132 [2021-11-25 20:19:24,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:24,058 INFO L225 Difference]: With dead ends: 1907 [2021-11-25 20:19:24,058 INFO L226 Difference]: Without dead ends: 911 [2021-11-25 20:19:24,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:24,062 INFO L933 BasicCegarLoop]: 691 mSDtfsCounter, 398 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 1087 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:24,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [398 Valid, 1087 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:19:24,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2021-11-25 20:19:24,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 895. [2021-11-25 20:19:24,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 573 states have (on average 1.3298429319371727) internal successors, (762), 593 states have internal predecessors, (762), 208 states have call successors, (208), 115 states have call predecessors, (208), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2021-11-25 20:19:24,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1180 transitions. [2021-11-25 20:19:24,155 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1180 transitions. Word has length 132 [2021-11-25 20:19:24,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:24,156 INFO L470 AbstractCegarLoop]: Abstraction has 895 states and 1180 transitions. [2021-11-25 20:19:24,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:19:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1180 transitions. [2021-11-25 20:19:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 20:19:24,160 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:24,160 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:24,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 20:19:24,161 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:24,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:24,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1355525023, now seen corresponding path program 1 times [2021-11-25 20:19:24,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:24,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766607548] [2021-11-25 20:19:24,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:24,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-25 20:19:24,336 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:24,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766607548] [2021-11-25 20:19:24,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766607548] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:24,337 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:24,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:24,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76405520] [2021-11-25 20:19:24,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:24,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:24,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:24,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:24,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:24,339 INFO L87 Difference]: Start difference. First operand 895 states and 1180 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:24,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:24,619 INFO L93 Difference]: Finished difference Result 1426 states and 1914 transitions. [2021-11-25 20:19:24,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:24,619 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2021-11-25 20:19:24,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:24,629 INFO L225 Difference]: With dead ends: 1426 [2021-11-25 20:19:24,629 INFO L226 Difference]: Without dead ends: 1415 [2021-11-25 20:19:24,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:24,631 INFO L933 BasicCegarLoop]: 530 mSDtfsCounter, 390 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:24,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [390 Valid, 868 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:19:24,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2021-11-25 20:19:24,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1415. [2021-11-25 20:19:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1415 states, 930 states have (on average 1.3419354838709678) internal successors, (1248), 960 states have internal predecessors, (1248), 311 states have call successors, (311), 182 states have call predecessors, (311), 173 states have return successors, (331), 290 states have call predecessors, (331), 306 states have call successors, (331) [2021-11-25 20:19:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1415 states and 1890 transitions. [2021-11-25 20:19:24,720 INFO L78 Accepts]: Start accepts. Automaton has 1415 states and 1890 transitions. Word has length 130 [2021-11-25 20:19:24,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:24,720 INFO L470 AbstractCegarLoop]: Abstraction has 1415 states and 1890 transitions. [2021-11-25 20:19:24,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:19:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1890 transitions. [2021-11-25 20:19:24,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-25 20:19:24,723 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:24,724 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:24,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 20:19:24,724 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:24,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:24,725 INFO L85 PathProgramCache]: Analyzing trace with hash 417653781, now seen corresponding path program 1 times [2021-11-25 20:19:24,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:24,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843254899] [2021-11-25 20:19:24,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:24,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:24,869 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-25 20:19:24,869 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:24,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843254899] [2021-11-25 20:19:24,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843254899] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:24,870 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:24,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:24,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213093032] [2021-11-25 20:19:24,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:24,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:24,871 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:24,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:24,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:24,872 INFO L87 Difference]: Start difference. First operand 1415 states and 1890 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-25 20:19:25,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:25,260 INFO L93 Difference]: Finished difference Result 3310 states and 4441 transitions. [2021-11-25 20:19:25,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:25,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2021-11-25 20:19:25,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:25,274 INFO L225 Difference]: With dead ends: 3310 [2021-11-25 20:19:25,275 INFO L226 Difference]: Without dead ends: 1952 [2021-11-25 20:19:25,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:25,279 INFO L933 BasicCegarLoop]: 716 mSDtfsCounter, 433 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:25,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [433 Valid, 1092 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:19:25,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1952 states. [2021-11-25 20:19:25,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1952 to 1931. [2021-11-25 20:19:25,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1931 states, 1298 states have (on average 1.3513097072419107) internal successors, (1754), 1333 states have internal predecessors, (1754), 400 states have call successors, (400), 244 states have call predecessors, (400), 232 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2021-11-25 20:19:25,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1931 states and 2584 transitions. [2021-11-25 20:19:25,399 INFO L78 Accepts]: Start accepts. Automaton has 1931 states and 2584 transitions. Word has length 171 [2021-11-25 20:19:25,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:25,399 INFO L470 AbstractCegarLoop]: Abstraction has 1931 states and 2584 transitions. [2021-11-25 20:19:25,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-25 20:19:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2584 transitions. [2021-11-25 20:19:25,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-25 20:19:25,403 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:25,403 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:25,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 20:19:25,403 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:25,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:25,404 INFO L85 PathProgramCache]: Analyzing trace with hash -521861873, now seen corresponding path program 1 times [2021-11-25 20:19:25,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:25,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580398286] [2021-11-25 20:19:25,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:25,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-11-25 20:19:25,595 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:25,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580398286] [2021-11-25 20:19:25,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580398286] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:25,596 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:25,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:19:25,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597738081] [2021-11-25 20:19:25,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:25,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:19:25,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:25,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:19:25,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:19:25,599 INFO L87 Difference]: Start difference. First operand 1931 states and 2584 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-25 20:19:25,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:25,931 INFO L93 Difference]: Finished difference Result 1940 states and 2591 transitions. [2021-11-25 20:19:25,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:19:25,931 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 185 [2021-11-25 20:19:25,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:25,967 INFO L225 Difference]: With dead ends: 1940 [2021-11-25 20:19:25,968 INFO L226 Difference]: Without dead ends: 1937 [2021-11-25 20:19:25,968 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:19:25,971 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 22 mSDsluCounter, 959 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:25,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 1277 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 20:19:25,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2021-11-25 20:19:26,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1937. [2021-11-25 20:19:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1937 states, 1302 states have (on average 1.347926267281106) internal successors, (1755), 1336 states have internal predecessors, (1755), 400 states have call successors, (400), 247 states have call predecessors, (400), 234 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2021-11-25 20:19:26,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1937 states and 2585 transitions. [2021-11-25 20:19:26,106 INFO L78 Accepts]: Start accepts. Automaton has 1937 states and 2585 transitions. Word has length 185 [2021-11-25 20:19:26,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:26,107 INFO L470 AbstractCegarLoop]: Abstraction has 1937 states and 2585 transitions. [2021-11-25 20:19:26,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-25 20:19:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2585 transitions. [2021-11-25 20:19:26,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-25 20:19:26,112 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:26,112 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:26,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 20:19:26,112 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:26,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:26,113 INFO L85 PathProgramCache]: Analyzing trace with hash 120569962, now seen corresponding path program 1 times [2021-11-25 20:19:26,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:26,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943595887] [2021-11-25 20:19:26,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:26,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:26,473 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-25 20:19:26,473 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:26,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943595887] [2021-11-25 20:19:26,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943595887] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:26,473 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:26,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-25 20:19:26,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211518838] [2021-11-25 20:19:26,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:26,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:19:26,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:26,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:19:26,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:19:26,476 INFO L87 Difference]: Start difference. First operand 1937 states and 2585 transitions. Second operand has 7 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-11-25 20:19:26,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:26,960 INFO L93 Difference]: Finished difference Result 3658 states and 4927 transitions. [2021-11-25 20:19:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:19:26,960 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 210 [2021-11-25 20:19:26,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:26,972 INFO L225 Difference]: With dead ends: 3658 [2021-11-25 20:19:26,972 INFO L226 Difference]: Without dead ends: 1778 [2021-11-25 20:19:26,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:19:26,977 INFO L933 BasicCegarLoop]: 442 mSDtfsCounter, 19 mSDsluCounter, 2542 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2623 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:26,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 2623 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:19:26,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2021-11-25 20:19:27,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1778. [2021-11-25 20:19:27,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1778 states, 1221 states have (on average 1.357903357903358) internal successors, (1658), 1249 states have internal predecessors, (1658), 355 states have call successors, (355), 210 states have call predecessors, (355), 201 states have return successors, (362), 337 states have call predecessors, (362), 350 states have call successors, (362) [2021-11-25 20:19:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1778 states and 2375 transitions. [2021-11-25 20:19:27,095 INFO L78 Accepts]: Start accepts. Automaton has 1778 states and 2375 transitions. Word has length 210 [2021-11-25 20:19:27,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:27,096 INFO L470 AbstractCegarLoop]: Abstraction has 1778 states and 2375 transitions. [2021-11-25 20:19:27,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-11-25 20:19:27,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2375 transitions. [2021-11-25 20:19:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-25 20:19:27,100 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:27,101 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:27,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 20:19:27,102 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:27,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:27,102 INFO L85 PathProgramCache]: Analyzing trace with hash 151698046, now seen corresponding path program 1 times [2021-11-25 20:19:27,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:27,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8988336] [2021-11-25 20:19:27,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:27,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-11-25 20:19:27,421 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:27,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8988336] [2021-11-25 20:19:27,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8988336] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:19:27,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554619590] [2021-11-25 20:19:27,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:27,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:27,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:19:27,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:19:27,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:19:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:28,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 20:19:28,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:19:28,789 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2021-11-25 20:19:28,789 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:19:28,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554619590] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:28,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:19:28,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2021-11-25 20:19:28,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020337405] [2021-11-25 20:19:28,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:28,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:19:28,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:28,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:19:28,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-25 20:19:28,794 INFO L87 Difference]: Start difference. First operand 1778 states and 2375 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-25 20:19:30,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:30,126 INFO L93 Difference]: Finished difference Result 3229 states and 4572 transitions. [2021-11-25 20:19:30,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:19:30,127 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 215 [2021-11-25 20:19:30,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:30,149 INFO L225 Difference]: With dead ends: 3229 [2021-11-25 20:19:30,150 INFO L226 Difference]: Without dead ends: 3213 [2021-11-25 20:19:30,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:19:30,152 INFO L933 BasicCegarLoop]: 559 mSDtfsCounter, 501 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 944 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1386 SdHoareTripleChecker+Invalid, 1190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:30,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [545 Valid, 1386 Invalid, 1190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 944 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 20:19:30,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2021-11-25 20:19:30,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 2397. [2021-11-25 20:19:30,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2397 states, 1672 states have (on average 1.3696172248803828) internal successors, (2290), 1708 states have internal predecessors, (2290), 457 states have call successors, (457), 278 states have call predecessors, (457), 267 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2021-11-25 20:19:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2397 states and 3211 transitions. [2021-11-25 20:19:30,314 INFO L78 Accepts]: Start accepts. Automaton has 2397 states and 3211 transitions. Word has length 215 [2021-11-25 20:19:30,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:30,315 INFO L470 AbstractCegarLoop]: Abstraction has 2397 states and 3211 transitions. [2021-11-25 20:19:30,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-25 20:19:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 3211 transitions. [2021-11-25 20:19:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-25 20:19:30,321 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:30,322 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:30,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:19:30,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:30,547 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:30,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:30,548 INFO L85 PathProgramCache]: Analyzing trace with hash 422071586, now seen corresponding path program 1 times [2021-11-25 20:19:30,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:30,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189926311] [2021-11-25 20:19:30,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:30,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2021-11-25 20:19:30,859 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:30,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189926311] [2021-11-25 20:19:30,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189926311] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:30,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:30,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 20:19:30,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552175] [2021-11-25 20:19:30,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:30,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:19:30,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:30,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:19:30,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:19:30,862 INFO L87 Difference]: Start difference. First operand 2397 states and 3211 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2021-11-25 20:19:31,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:31,252 INFO L93 Difference]: Finished difference Result 2412 states and 3225 transitions. [2021-11-25 20:19:31,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:19:31,253 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 254 [2021-11-25 20:19:31,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:31,268 INFO L225 Difference]: With dead ends: 2412 [2021-11-25 20:19:31,269 INFO L226 Difference]: Without dead ends: 2409 [2021-11-25 20:19:31,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:19:31,271 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 90 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 1689 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:31,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 1689 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:19:31,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2409 states. [2021-11-25 20:19:31,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2409 to 2407. [2021-11-25 20:19:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2407 states, 1679 states have (on average 1.3680762358546754) internal successors, (2297), 1713 states have internal predecessors, (2297), 457 states have call successors, (457), 283 states have call predecessors, (457), 270 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2021-11-25 20:19:31,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2407 states and 3218 transitions. [2021-11-25 20:19:31,434 INFO L78 Accepts]: Start accepts. Automaton has 2407 states and 3218 transitions. Word has length 254 [2021-11-25 20:19:31,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:31,435 INFO L470 AbstractCegarLoop]: Abstraction has 2407 states and 3218 transitions. [2021-11-25 20:19:31,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2021-11-25 20:19:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 3218 transitions. [2021-11-25 20:19:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-25 20:19:31,443 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:31,443 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:31,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 20:19:31,444 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:31,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:31,445 INFO L85 PathProgramCache]: Analyzing trace with hash -382057693, now seen corresponding path program 1 times [2021-11-25 20:19:31,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:31,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545978066] [2021-11-25 20:19:31,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:31,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2021-11-25 20:19:31,642 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:31,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545978066] [2021-11-25 20:19:31,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545978066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:31,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:31,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:19:31,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22361763] [2021-11-25 20:19:31,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:31,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:19:31,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:31,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:19:31,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:31,644 INFO L87 Difference]: Start difference. First operand 2407 states and 3218 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-25 20:19:32,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:32,080 INFO L93 Difference]: Finished difference Result 5670 states and 7581 transitions. [2021-11-25 20:19:32,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:19:32,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 262 [2021-11-25 20:19:32,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:32,101 INFO L225 Difference]: With dead ends: 5670 [2021-11-25 20:19:32,102 INFO L226 Difference]: Without dead ends: 3320 [2021-11-25 20:19:32,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:19:32,109 INFO L933 BasicCegarLoop]: 601 mSDtfsCounter, 354 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:32,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [354 Valid, 942 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:19:32,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3320 states. [2021-11-25 20:19:32,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3320 to 3297. [2021-11-25 20:19:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3297 states, 2346 states have (on average 1.3589087809036657) internal successors, (3188), 2391 states have internal predecessors, (3188), 567 states have call successors, (567), 402 states have call predecessors, (567), 383 states have return successors, (574), 535 states have call predecessors, (574), 562 states have call successors, (574) [2021-11-25 20:19:32,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 3297 states and 4329 transitions. [2021-11-25 20:19:32,300 INFO L78 Accepts]: Start accepts. Automaton has 3297 states and 4329 transitions. Word has length 262 [2021-11-25 20:19:32,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:32,300 INFO L470 AbstractCegarLoop]: Abstraction has 3297 states and 4329 transitions. [2021-11-25 20:19:32,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-25 20:19:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 4329 transitions. [2021-11-25 20:19:32,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-25 20:19:32,307 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:32,307 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:32,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 20:19:32,308 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:32,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:32,309 INFO L85 PathProgramCache]: Analyzing trace with hash -239336742, now seen corresponding path program 1 times [2021-11-25 20:19:32,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:32,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052320177] [2021-11-25 20:19:32,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:32,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:32,572 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2021-11-25 20:19:32,572 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:32,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052320177] [2021-11-25 20:19:32,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052320177] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:32,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:32,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-25 20:19:32,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890261903] [2021-11-25 20:19:32,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:32,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:19:32,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:32,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:19:32,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:19:32,576 INFO L87 Difference]: Start difference. First operand 3297 states and 4329 transitions. Second operand has 6 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2021-11-25 20:19:33,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:33,312 INFO L93 Difference]: Finished difference Result 3917 states and 5316 transitions. [2021-11-25 20:19:33,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:19:33,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 260 [2021-11-25 20:19:33,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:33,340 INFO L225 Difference]: With dead ends: 3917 [2021-11-25 20:19:33,341 INFO L226 Difference]: Without dead ends: 3914 [2021-11-25 20:19:33,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:19:33,343 INFO L933 BasicCegarLoop]: 611 mSDtfsCounter, 248 mSDsluCounter, 2096 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 2410 SdHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:33,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [276 Valid, 2410 Invalid, 716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 20:19:33,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2021-11-25 20:19:33,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3310. [2021-11-25 20:19:33,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 2351 states have (on average 1.3572947681837515) internal successors, (3191), 2398 states have internal predecessors, (3191), 568 states have call successors, (568), 406 states have call predecessors, (568), 390 states have return successors, (576), 537 states have call predecessors, (576), 564 states have call successors, (576) [2021-11-25 20:19:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 4335 transitions. [2021-11-25 20:19:33,547 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 4335 transitions. Word has length 260 [2021-11-25 20:19:33,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:33,548 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 4335 transitions. [2021-11-25 20:19:33,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2021-11-25 20:19:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 4335 transitions. [2021-11-25 20:19:33,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-25 20:19:33,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:33,556 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:33,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-25 20:19:33,556 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:33,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:33,557 INFO L85 PathProgramCache]: Analyzing trace with hash 338514142, now seen corresponding path program 1 times [2021-11-25 20:19:33,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:33,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578439220] [2021-11-25 20:19:33,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:33,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:33,777 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-11-25 20:19:33,777 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:33,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578439220] [2021-11-25 20:19:33,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578439220] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:19:33,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [333816182] [2021-11-25 20:19:33,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:33,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:33,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:19:33,779 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:19:33,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:19:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:34,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:19:34,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:19:35,061 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2021-11-25 20:19:35,061 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:19:35,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [333816182] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:35,062 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:19:35,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-25 20:19:35,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809628415] [2021-11-25 20:19:35,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:35,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:19:35,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:35,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:19:35,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:19:35,066 INFO L87 Difference]: Start difference. First operand 3310 states and 4335 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-11-25 20:19:36,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:36,888 INFO L93 Difference]: Finished difference Result 12174 states and 16592 transitions. [2021-11-25 20:19:36,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:19:36,889 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 264 [2021-11-25 20:19:36,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:36,954 INFO L225 Difference]: With dead ends: 12174 [2021-11-25 20:19:36,954 INFO L226 Difference]: Without dead ends: 12166 [2021-11-25 20:19:36,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:19:36,960 INFO L933 BasicCegarLoop]: 793 mSDtfsCounter, 1661 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1125 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 1934 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:36,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1697 Valid, 1934 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1125 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 20:19:36,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12166 states. [2021-11-25 20:19:37,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12166 to 9691. [2021-11-25 20:19:37,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9691 states, 6906 states have (on average 1.3609904430929627) internal successors, (9399), 7048 states have internal predecessors, (9399), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2021-11-25 20:19:37,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9691 states to 9691 states and 12711 transitions. [2021-11-25 20:19:37,649 INFO L78 Accepts]: Start accepts. Automaton has 9691 states and 12711 transitions. Word has length 264 [2021-11-25 20:19:37,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:37,650 INFO L470 AbstractCegarLoop]: Abstraction has 9691 states and 12711 transitions. [2021-11-25 20:19:37,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-11-25 20:19:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 9691 states and 12711 transitions. [2021-11-25 20:19:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-25 20:19:37,659 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:37,659 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:37,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:19:37,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-25 20:19:37,887 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:37,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:37,887 INFO L85 PathProgramCache]: Analyzing trace with hash 968438410, now seen corresponding path program 1 times [2021-11-25 20:19:37,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:37,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693242897] [2021-11-25 20:19:37,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:37,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:38,186 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2021-11-25 20:19:38,186 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:38,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693242897] [2021-11-25 20:19:38,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693242897] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:19:38,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353324318] [2021-11-25 20:19:38,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:38,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:38,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:19:38,188 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:19:38,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:19:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:38,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 2699 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 20:19:38,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:19:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-11-25 20:19:39,447 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:19:39,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353324318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:39,448 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:19:39,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2021-11-25 20:19:39,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249837766] [2021-11-25 20:19:39,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:39,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:19:39,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:39,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:19:39,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:19:39,450 INFO L87 Difference]: Start difference. First operand 9691 states and 12711 transitions. Second operand has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-25 20:19:40,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:40,825 INFO L93 Difference]: Finished difference Result 12827 states and 17012 transitions. [2021-11-25 20:19:40,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:19:40,826 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 269 [2021-11-25 20:19:40,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:40,883 INFO L225 Difference]: With dead ends: 12827 [2021-11-25 20:19:40,884 INFO L226 Difference]: Without dead ends: 12816 [2021-11-25 20:19:40,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:19:40,891 INFO L933 BasicCegarLoop]: 565 mSDtfsCounter, 411 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 1014 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 2032 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:40,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [412 Valid, 2032 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1014 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:19:40,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12816 states. [2021-11-25 20:19:41,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12816 to 9691. [2021-11-25 20:19:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9691 states, 6906 states have (on average 1.3609904430929627) internal successors, (9399), 7048 states have internal predecessors, (9399), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2021-11-25 20:19:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9691 states to 9691 states and 12711 transitions. [2021-11-25 20:19:41,660 INFO L78 Accepts]: Start accepts. Automaton has 9691 states and 12711 transitions. Word has length 269 [2021-11-25 20:19:41,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:41,660 INFO L470 AbstractCegarLoop]: Abstraction has 9691 states and 12711 transitions. [2021-11-25 20:19:41,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-25 20:19:41,661 INFO L276 IsEmpty]: Start isEmpty. Operand 9691 states and 12711 transitions. [2021-11-25 20:19:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-25 20:19:41,670 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:41,670 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:41,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:19:41,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-25 20:19:41,888 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:19:41,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:41,889 INFO L85 PathProgramCache]: Analyzing trace with hash 2080472664, now seen corresponding path program 1 times [2021-11-25 20:19:41,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:41,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030717502] [2021-11-25 20:19:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:41,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2021-11-25 20:19:42,260 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:42,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030717502] [2021-11-25 20:19:42,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030717502] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:19:42,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975463347] [2021-11-25 20:19:42,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:42,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:42,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:19:42,263 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:19:42,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:19:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:43,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 20:19:43,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:19:43,493 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-11-25 20:19:43,494 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:19:43,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975463347] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:43,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:19:43,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2021-11-25 20:19:43,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979714896] [2021-11-25 20:19:43,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:43,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:19:43,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:43,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:19:43,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:19:43,497 INFO L87 Difference]: Start difference. First operand 9691 states and 12711 transitions. Second operand has 6 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2021-11-25 20:19:44,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:44,911 INFO L93 Difference]: Finished difference Result 11688 states and 15789 transitions. [2021-11-25 20:19:44,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:19:44,912 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 270 [2021-11-25 20:19:44,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:44,914 INFO L225 Difference]: With dead ends: 11688 [2021-11-25 20:19:44,914 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 20:19:44,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:19:44,939 INFO L933 BasicCegarLoop]: 631 mSDtfsCounter, 666 mSDsluCounter, 1767 mSDsCounter, 0 mSdLazyCounter, 1212 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:44,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 2084 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1212 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 20:19:44,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 20:19:44,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 20:19:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 20:19:44,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 20:19:44,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 270 [2021-11-25 20:19:44,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:44,942 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 20:19:44,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2021-11-25 20:19:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 20:19:44,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 20:19:44,945 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 20:19:44,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-25 20:19:45,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:45,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 20:20:18,383 INFO L858 garLoopResultBuilder]: For program point L5183(lines 5183 5186) no Hoare annotation was computed. [2021-11-25 20:20:18,383 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_unlock_serio_raw_mutexEXIT(lines 5180 5190) no Hoare annotation was computed. [2021-11-25 20:20:18,383 INFO L858 garLoopResultBuilder]: For program point L5183-1(lines 5183 5186) no Hoare annotation was computed. [2021-11-25 20:20:18,384 INFO L854 garLoopResultBuilder]: At program point L5184(line 5184) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2021-11-25 20:20:18,384 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_unlock_serio_raw_mutexENTRY(lines 5180 5190) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,384 INFO L861 garLoopResultBuilder]: At program point ldv_undef_intENTRY(lines 3331 3338) the Hoare annotation is: true [2021-11-25 20:20:18,384 INFO L858 garLoopResultBuilder]: For program point ldv_undef_intEXIT(lines 3331 3338) no Hoare annotation was computed. [2021-11-25 20:20:18,384 INFO L861 garLoopResultBuilder]: At program point serio_set_drvdataENTRY(lines 3570 3576) the Hoare annotation is: true [2021-11-25 20:20:18,384 INFO L858 garLoopResultBuilder]: For program point serio_set_drvdataEXIT(lines 3570 3576) no Hoare annotation was computed. [2021-11-25 20:20:18,385 INFO L858 garLoopResultBuilder]: For program point L3488(lines 3488 3492) no Hoare annotation was computed. [2021-11-25 20:20:18,385 INFO L858 garLoopResultBuilder]: For program point L3489-1(line 3489) no Hoare annotation was computed. [2021-11-25 20:20:18,385 INFO L854 garLoopResultBuilder]: At program point L3489(line 3489) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,385 INFO L854 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,385 INFO L858 garLoopResultBuilder]: For program point kref_subEXIT(lines 3474 3495) no Hoare annotation was computed. [2021-11-25 20:20:18,386 INFO L858 garLoopResultBuilder]: For program point L3482(lines 3482 3485) no Hoare annotation was computed. [2021-11-25 20:20:18,386 INFO L854 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,386 INFO L858 garLoopResultBuilder]: For program point L3481-1(line 3481) no Hoare annotation was computed. [2021-11-25 20:20:18,386 INFO L854 garLoopResultBuilder]: At program point L3481(line 3481) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,386 INFO L854 garLoopResultBuilder]: At program point L3482-1(lines 3482 3485) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,386 INFO L854 garLoopResultBuilder]: At program point kref_subENTRY(lines 3474 3495) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,387 INFO L858 garLoopResultBuilder]: For program point kref_subFINAL(lines 3474 3495) no Hoare annotation was computed. [2021-11-25 20:20:18,387 INFO L858 garLoopResultBuilder]: For program point INIT_LIST_HEADEXIT(lines 3186 3193) no Hoare annotation was computed. [2021-11-25 20:20:18,387 INFO L861 garLoopResultBuilder]: At program point INIT_LIST_HEADENTRY(lines 3186 3193) the Hoare annotation is: true [2021-11-25 20:20:18,387 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2021-11-25 20:20:18,387 INFO L854 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2021-11-25 20:20:18,387 INFO L854 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|))) [2021-11-25 20:20:18,387 INFO L854 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2021-11-25 20:20:18,387 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-11-25 20:20:18,387 INFO L854 garLoopResultBuilder]: At program point L3686(line 3686) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2021-11-25 20:20:18,388 INFO L854 garLoopResultBuilder]: At program point L3686-1(lines 3678 3689) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2021-11-25 20:20:18,388 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3347 3353) no Hoare annotation was computed. [2021-11-25 20:20:18,388 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3347 3353) the Hoare annotation is: true [2021-11-25 20:20:18,388 INFO L861 garLoopResultBuilder]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2021-11-25 20:20:18,388 INFO L858 garLoopResultBuilder]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2021-11-25 20:20:18,388 INFO L861 garLoopResultBuilder]: At program point misc_registerENTRY(lines 5311 5313) the Hoare annotation is: true [2021-11-25 20:20:18,388 INFO L858 garLoopResultBuilder]: For program point misc_registerEXIT(lines 5311 5313) no Hoare annotation was computed. [2021-11-25 20:20:18,388 INFO L858 garLoopResultBuilder]: For program point __wake_upEXIT(lines 5272 5274) no Hoare annotation was computed. [2021-11-25 20:20:18,388 INFO L861 garLoopResultBuilder]: At program point __wake_upENTRY(lines 5272 5274) the Hoare annotation is: true [2021-11-25 20:20:18,388 INFO L858 garLoopResultBuilder]: For program point serio_pause_rxEXIT(lines 3577 3583) no Hoare annotation was computed. [2021-11-25 20:20:18,389 INFO L861 garLoopResultBuilder]: At program point serio_pause_rxENTRY(lines 3577 3583) the Hoare annotation is: true [2021-11-25 20:20:18,389 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3278 3294) the Hoare annotation is: true [2021-11-25 20:20:18,389 INFO L861 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2021-11-25 20:20:18,389 INFO L858 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2021-11-25 20:20:18,389 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3278 3294) no Hoare annotation was computed. [2021-11-25 20:20:18,389 INFO L858 garLoopResultBuilder]: For program point L3285(lines 3285 3292) no Hoare annotation was computed. [2021-11-25 20:20:18,389 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3278 3294) no Hoare annotation was computed. [2021-11-25 20:20:18,390 INFO L861 garLoopResultBuilder]: At program point mutex_lock_interruptibleENTRY(lines 5318 5320) the Hoare annotation is: true [2021-11-25 20:20:18,390 INFO L858 garLoopResultBuilder]: For program point mutex_lock_interruptibleEXIT(lines 5318 5320) no Hoare annotation was computed. [2021-11-25 20:20:18,390 INFO L858 garLoopResultBuilder]: For program point atomic_add_returnEXIT(lines 3231 3259) no Hoare annotation was computed. [2021-11-25 20:20:18,390 INFO L861 garLoopResultBuilder]: At program point atomic_add_returnENTRY(lines 3231 3259) the Hoare annotation is: true [2021-11-25 20:20:18,390 INFO L858 garLoopResultBuilder]: For program point kfreeEXIT(lines 5360 5362) no Hoare annotation was computed. [2021-11-25 20:20:18,390 INFO L861 garLoopResultBuilder]: At program point kfreeENTRY(lines 5360 5362) the Hoare annotation is: true [2021-11-25 20:20:18,391 INFO L861 garLoopResultBuilder]: At program point kill_fasyncENTRY(lines 5297 5299) the Hoare annotation is: true [2021-11-25 20:20:18,391 INFO L858 garLoopResultBuilder]: For program point kill_fasyncEXIT(lines 5297 5299) no Hoare annotation was computed. [2021-11-25 20:20:18,391 INFO L858 garLoopResultBuilder]: For program point ldv_file_operations_2EXIT(lines 4161 4172) no Hoare annotation was computed. [2021-11-25 20:20:18,391 INFO L861 garLoopResultBuilder]: At program point L4168(line 4168) the Hoare annotation is: true [2021-11-25 20:20:18,391 INFO L861 garLoopResultBuilder]: At program point L4166(line 4166) the Hoare annotation is: true [2021-11-25 20:20:18,391 INFO L858 garLoopResultBuilder]: For program point L4168-1(line 4168) no Hoare annotation was computed. [2021-11-25 20:20:18,391 INFO L858 garLoopResultBuilder]: For program point L4166-1(line 4166) no Hoare annotation was computed. [2021-11-25 20:20:18,392 INFO L861 garLoopResultBuilder]: At program point ldv_file_operations_2ENTRY(lines 4161 4172) the Hoare annotation is: true [2021-11-25 20:20:18,392 INFO L861 garLoopResultBuilder]: At program point serio_get_drvdataENTRY(lines 3562 3569) the Hoare annotation is: true [2021-11-25 20:20:18,392 INFO L858 garLoopResultBuilder]: For program point serio_get_drvdataEXIT(lines 3562 3569) no Hoare annotation was computed. [2021-11-25 20:20:18,392 INFO L858 garLoopResultBuilder]: For program point warn_slowpath_nullEXIT(lines 5356 5358) no Hoare annotation was computed. [2021-11-25 20:20:18,392 INFO L861 garLoopResultBuilder]: At program point warn_slowpath_nullENTRY(lines 5356 5358) the Hoare annotation is: true [2021-11-25 20:20:18,392 INFO L858 garLoopResultBuilder]: For program point list_del_initEXIT(lines 3204 3211) no Hoare annotation was computed. [2021-11-25 20:20:18,392 INFO L861 garLoopResultBuilder]: At program point list_del_initENTRY(lines 3204 3211) the Hoare annotation is: true [2021-11-25 20:20:18,393 INFO L858 garLoopResultBuilder]: For program point list_del_initFINAL(lines 3204 3211) no Hoare annotation was computed. [2021-11-25 20:20:18,393 INFO L861 garLoopResultBuilder]: At program point L3208(line 3208) the Hoare annotation is: true [2021-11-25 20:20:18,393 INFO L861 garLoopResultBuilder]: At program point list_add_tailENTRY(lines 3195 3201) the Hoare annotation is: true [2021-11-25 20:20:18,393 INFO L858 garLoopResultBuilder]: For program point list_add_tailEXIT(lines 3195 3201) no Hoare annotation was computed. [2021-11-25 20:20:18,393 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5329 5331) the Hoare annotation is: true [2021-11-25 20:20:18,393 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5329 5331) no Hoare annotation was computed. [2021-11-25 20:20:18,394 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_lock_interruptible_serio_raw_mutexENTRY(lines 5085 5101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,394 INFO L858 garLoopResultBuilder]: For program point L5089(lines 5089 5092) no Hoare annotation was computed. [2021-11-25 20:20:18,394 INFO L854 garLoopResultBuilder]: At program point L5089-1(lines 5089 5092) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,394 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_lock_interruptible_serio_raw_mutexEXIT(lines 5085 5101) no Hoare annotation was computed. [2021-11-25 20:20:18,394 INFO L854 garLoopResultBuilder]: At program point L5090(line 5090) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2021-11-25 20:20:18,394 INFO L858 garLoopResultBuilder]: For program point L5093(line 5093) no Hoare annotation was computed. [2021-11-25 20:20:18,394 INFO L861 garLoopResultBuilder]: At program point __might_faultENTRY(lines 5262 5264) the Hoare annotation is: true [2021-11-25 20:20:18,395 INFO L858 garLoopResultBuilder]: For program point __might_faultEXIT(lines 5262 5264) no Hoare annotation was computed. [2021-11-25 20:20:18,395 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4595 4601) the Hoare annotation is: true [2021-11-25 20:20:18,395 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4599) no Hoare annotation was computed. [2021-11-25 20:20:18,395 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4595 4601) no Hoare annotation was computed. [2021-11-25 20:20:18,395 INFO L861 garLoopResultBuilder]: At program point L3406(line 3406) the Hoare annotation is: true [2021-11-25 20:20:18,395 INFO L861 garLoopResultBuilder]: At program point L3406-1(line 3406) the Hoare annotation is: true [2021-11-25 20:20:18,396 INFO L858 garLoopResultBuilder]: For program point kzallocEXIT(lines 3418 3425) no Hoare annotation was computed. [2021-11-25 20:20:18,396 INFO L861 garLoopResultBuilder]: At program point kzallocENTRY(lines 3418 3425) the Hoare annotation is: true [2021-11-25 20:20:18,396 INFO L858 garLoopResultBuilder]: For program point kref_putEXIT(lines 3496 3503) no Hoare annotation was computed. [2021-11-25 20:20:18,396 INFO L854 garLoopResultBuilder]: At program point L3500(line 3500) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= ~ldv_mutex_serio_raw_mutex~0 1) (<= kref_put_~release.offset |#funAddr~serio_raw_free.offset|)) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2021-11-25 20:20:18,396 INFO L858 garLoopResultBuilder]: For program point L3500-1(line 3500) no Hoare annotation was computed. [2021-11-25 20:20:18,397 INFO L854 garLoopResultBuilder]: At program point kref_putENTRY(lines 3496 3503) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2021-11-25 20:20:18,397 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3354 3359) the Hoare annotation is: true [2021-11-25 20:20:18,397 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3354 3359) no Hoare annotation was computed. [2021-11-25 20:20:18,397 INFO L858 garLoopResultBuilder]: For program point serio_raw_disconnectFINAL(lines 4105 4123) no Hoare annotation was computed. [2021-11-25 20:20:18,397 INFO L858 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2021-11-25 20:20:18,397 INFO L854 garLoopResultBuilder]: At program point L4567(lines 4563 4570) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,397 INFO L858 garLoopResultBuilder]: For program point L4119(line 4119) no Hoare annotation was computed. [2021-11-25 20:20:18,398 INFO L858 garLoopResultBuilder]: For program point L4115-1(line 4115) no Hoare annotation was computed. [2021-11-25 20:20:18,398 INFO L854 garLoopResultBuilder]: At program point L4115(line 4115) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2021-11-25 20:20:18,398 INFO L854 garLoopResultBuilder]: At program point L4559(lines 4555 4562) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2021-11-25 20:20:18,398 INFO L854 garLoopResultBuilder]: At program point L4101-1(lines 4081 4104) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,398 INFO L854 garLoopResultBuilder]: At program point L4101(line 4101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,399 INFO L854 garLoopResultBuilder]: At program point L4097(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,399 INFO L854 garLoopResultBuilder]: At program point L4095(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,399 INFO L854 garLoopResultBuilder]: At program point L4120(line 4120) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,399 INFO L854 garLoopResultBuilder]: At program point L4566(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2021-11-25 20:20:18,399 INFO L858 garLoopResultBuilder]: For program point L4087-1(line 4087) no Hoare annotation was computed. [2021-11-25 20:20:18,399 INFO L854 garLoopResultBuilder]: At program point L4118(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,400 INFO L854 garLoopResultBuilder]: At program point L4087(line 4087) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,400 INFO L854 garLoopResultBuilder]: At program point L4118-1(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,400 INFO L854 garLoopResultBuilder]: At program point L4566-1(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,400 INFO L854 garLoopResultBuilder]: At program point L4558(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,400 INFO L854 garLoopResultBuilder]: At program point L4110(line 4110) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,401 INFO L854 garLoopResultBuilder]: At program point L4110-1(line 4110) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,401 INFO L854 garLoopResultBuilder]: At program point L4558-1(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2021-11-25 20:20:18,401 INFO L854 garLoopResultBuilder]: At program point serio_raw_disconnectENTRY(lines 4105 4123) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2021-11-25 20:20:18,401 INFO L854 garLoopResultBuilder]: At program point L4100(line 4100) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2021-11-25 20:20:18,401 INFO L858 garLoopResultBuilder]: For program point serio_raw_disconnectEXIT(lines 4105 4123) no Hoare annotation was computed. [2021-11-25 20:20:18,401 INFO L858 garLoopResultBuilder]: For program point L4100-1(line 4100) no Hoare annotation was computed. [2021-11-25 20:20:18,402 INFO L861 garLoopResultBuilder]: At program point serio_closeENTRY(lines 5346 5348) the Hoare annotation is: true [2021-11-25 20:20:18,402 INFO L858 garLoopResultBuilder]: For program point serio_closeEXIT(lines 5346 5348) no Hoare annotation was computed. [2021-11-25 20:20:18,402 INFO L861 garLoopResultBuilder]: At program point serio_continue_rxENTRY(lines 3584 3590) the Hoare annotation is: true [2021-11-25 20:20:18,402 INFO L858 garLoopResultBuilder]: For program point serio_continue_rxEXIT(lines 3584 3590) no Hoare annotation was computed. [2021-11-25 20:20:18,402 INFO L858 garLoopResultBuilder]: For program point ldv_mutex_lock_serio_raw_mutexEXIT(lines 5119 5129) no Hoare annotation was computed. [2021-11-25 20:20:18,402 INFO L858 garLoopResultBuilder]: For program point L5122-1(lines 5122 5125) no Hoare annotation was computed. [2021-11-25 20:20:18,403 INFO L854 garLoopResultBuilder]: At program point ldv_mutex_lock_serio_raw_mutexENTRY(lines 5119 5129) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1) (not (= ~ldv_state_variable_2~0 0))) [2021-11-25 20:20:18,403 INFO L854 garLoopResultBuilder]: At program point L5123(line 5123) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_2~0 0))) [2021-11-25 20:20:18,403 INFO L858 garLoopResultBuilder]: For program point L5122(lines 5122 5125) no Hoare annotation was computed. [2021-11-25 20:20:18,403 INFO L858 garLoopResultBuilder]: For program point ldv_init_zallocEXIT(lines 3312 3322) no Hoare annotation was computed. [2021-11-25 20:20:18,403 INFO L861 garLoopResultBuilder]: At program point ldv_init_zallocENTRY(lines 3312 3322) the Hoare annotation is: true [2021-11-25 20:20:18,403 INFO L858 garLoopResultBuilder]: For program point L3319-1(line 3319) no Hoare annotation was computed. [2021-11-25 20:20:18,404 INFO L861 garLoopResultBuilder]: At program point L3319(line 3319) the Hoare annotation is: true [2021-11-25 20:20:18,404 INFO L858 garLoopResultBuilder]: For program point L3317-1(line 3317) no Hoare annotation was computed. [2021-11-25 20:20:18,404 INFO L861 garLoopResultBuilder]: At program point L3317(line 3317) the Hoare annotation is: true [2021-11-25 20:20:18,404 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3275 3277) the Hoare annotation is: true [2021-11-25 20:20:18,404 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3275 3277) no Hoare annotation was computed. [2021-11-25 20:20:18,404 INFO L854 garLoopResultBuilder]: At program point L3904(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,404 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 3875) no Hoare annotation was computed. [2021-11-25 20:20:18,405 INFO L858 garLoopResultBuilder]: For program point L3867(lines 3867 3870) no Hoare annotation was computed. [2021-11-25 20:20:18,405 INFO L854 garLoopResultBuilder]: At program point L4495(lines 4491 4498) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,405 INFO L858 garLoopResultBuilder]: For program point serio_raw_writeFINAL(lines 3850 3915) no Hoare annotation was computed. [2021-11-25 20:20:18,405 INFO L854 garLoopResultBuilder]: At program point L3889(lines 3889 3893) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,405 INFO L858 garLoopResultBuilder]: For program point L4484-1(line 4484) no Hoare annotation was computed. [2021-11-25 20:20:18,405 INFO L854 garLoopResultBuilder]: At program point L4484(line 4484) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,406 INFO L854 garLoopResultBuilder]: At program point serio_raw_writeENTRY(lines 3850 3915) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,406 INFO L858 garLoopResultBuilder]: For program point serio_raw_writeEXIT(lines 3850 3915) no Hoare annotation was computed. [2021-11-25 20:20:18,406 INFO L858 garLoopResultBuilder]: For program point L3882(lines 3882 3883) no Hoare annotation was computed. [2021-11-25 20:20:18,406 INFO L854 garLoopResultBuilder]: At program point L3911(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,406 INFO L858 garLoopResultBuilder]: For program point L3907(lines 3907 3910) no Hoare annotation was computed. [2021-11-25 20:20:18,406 INFO L858 garLoopResultBuilder]: For program point L3895(lines 3895 3902) no Hoare annotation was computed. [2021-11-25 20:20:18,407 INFO L854 garLoopResultBuilder]: At program point L4494(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,407 INFO L854 garLoopResultBuilder]: At program point L4494-1(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,407 INFO L854 garLoopResultBuilder]: At program point L4486(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,407 INFO L854 garLoopResultBuilder]: At program point L3908(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,407 INFO L854 garLoopResultBuilder]: At program point L4486-1(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret253#1| 0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret253#1| 4) 0))) [2021-11-25 20:20:18,407 INFO L861 garLoopResultBuilder]: At program point serio_raw_fasyncENTRY(lines 3601 3610) the Hoare annotation is: true [2021-11-25 20:20:18,408 INFO L858 garLoopResultBuilder]: For program point serio_raw_fasyncEXIT(lines 3601 3610) no Hoare annotation was computed. [2021-11-25 20:20:18,408 INFO L861 garLoopResultBuilder]: At program point serio_raw_pollENTRY(lines 3916 3932) the Hoare annotation is: true [2021-11-25 20:20:18,408 INFO L858 garLoopResultBuilder]: For program point serio_raw_pollEXIT(lines 3916 3932) no Hoare annotation was computed. [2021-11-25 20:20:18,408 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5314 5316) the Hoare annotation is: true [2021-11-25 20:20:18,408 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5314 5316) no Hoare annotation was computed. [2021-11-25 20:20:18,408 INFO L854 garLoopResultBuilder]: At program point L4528-1(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,409 INFO L854 garLoopResultBuilder]: At program point L4528(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,409 INFO L858 garLoopResultBuilder]: For program point L4330(line 4330) no Hoare annotation was computed. [2021-11-25 20:20:18,409 INFO L858 garLoopResultBuilder]: For program point L4231(lines 4231 4267) no Hoare annotation was computed. [2021-11-25 20:20:18,409 INFO L854 garLoopResultBuilder]: At program point L3670(line 3670) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,409 INFO L858 garLoopResultBuilder]: For program point L3670-1(line 3670) no Hoare annotation was computed. [2021-11-25 20:20:18,409 INFO L854 garLoopResultBuilder]: At program point L4463(line 4463) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,409 INFO L858 garLoopResultBuilder]: For program point L4463-1(line 4463) no Hoare annotation was computed. [2021-11-25 20:20:18,410 INFO L858 garLoopResultBuilder]: For program point L4331(lines 4331 4335) no Hoare annotation was computed. [2021-11-25 20:20:18,410 INFO L858 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2021-11-25 20:20:18,410 INFO L858 garLoopResultBuilder]: For program point L4232(line 4232) no Hoare annotation was computed. [2021-11-25 20:20:18,410 INFO L854 garLoopResultBuilder]: At program point L3968(line 3968) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,410 INFO L858 garLoopResultBuilder]: For program point L3671-1(line 3671) no Hoare annotation was computed. [2021-11-25 20:20:18,410 INFO L854 garLoopResultBuilder]: At program point L3671(line 3671) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,411 INFO L858 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2021-11-25 20:20:18,411 INFO L861 garLoopResultBuilder]: At program point L4266(line 4266) the Hoare annotation is: true [2021-11-25 20:20:18,411 INFO L858 garLoopResultBuilder]: For program point L4200-1(line 4200) no Hoare annotation was computed. [2021-11-25 20:20:18,411 INFO L858 garLoopResultBuilder]: For program point L4233(lines 4233 4241) no Hoare annotation was computed. [2021-11-25 20:20:18,411 INFO L854 garLoopResultBuilder]: At program point L4200(line 4200) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,411 INFO L854 garLoopResultBuilder]: At program point L3672(line 3672) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,411 INFO L858 garLoopResultBuilder]: For program point L3672-1(line 3672) no Hoare annotation was computed. [2021-11-25 20:20:18,412 INFO L854 garLoopResultBuilder]: At program point L4465(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,412 INFO L854 garLoopResultBuilder]: At program point L4465-1(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (or (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret251#1| 0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret251#1| 4) 0))) (= ~ldv_mutex_lock~0 1)) [2021-11-25 20:20:18,412 INFO L861 garLoopResultBuilder]: At program point L4300(line 4300) the Hoare annotation is: true [2021-11-25 20:20:18,412 INFO L854 garLoopResultBuilder]: At program point L4036(lines 3984 4050) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,412 INFO L854 garLoopResultBuilder]: At program point L4003-1(line 4003) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,413 INFO L854 garLoopResultBuilder]: At program point L4003(line 4003) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,413 INFO L854 garLoopResultBuilder]: At program point L3673(lines 3642 3676) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,413 INFO L854 garLoopResultBuilder]: At program point L4202(line 4202) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,413 INFO L858 garLoopResultBuilder]: For program point L4202-1(line 4202) no Hoare annotation was computed. [2021-11-25 20:20:18,413 INFO L854 garLoopResultBuilder]: At program point L4070(line 4070) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,413 INFO L858 garLoopResultBuilder]: For program point L4070-1(line 4070) no Hoare annotation was computed. [2021-11-25 20:20:18,414 INFO L854 garLoopResultBuilder]: At program point L3806(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,414 INFO L858 garLoopResultBuilder]: For program point L3839(lines 3839 3842) no Hoare annotation was computed. [2021-11-25 20:20:18,414 INFO L858 garLoopResultBuilder]: For program point L4368(line 4368) no Hoare annotation was computed. [2021-11-25 20:20:18,414 INFO L854 garLoopResultBuilder]: At program point L3675(lines 3635 3677) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,414 INFO L858 garLoopResultBuilder]: For program point L4369(lines 4369 4377) no Hoare annotation was computed. [2021-11-25 20:20:18,414 INFO L858 garLoopResultBuilder]: For program point L4204-1(line 4204) no Hoare annotation was computed. [2021-11-25 20:20:18,415 INFO L854 garLoopResultBuilder]: At program point L4204(line 4204) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,415 INFO L854 garLoopResultBuilder]: At program point L4006(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,415 INFO L854 garLoopResultBuilder]: At program point L4006-1(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,415 INFO L854 garLoopResultBuilder]: At program point L3808(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,415 INFO L858 garLoopResultBuilder]: For program point L3709-1(line 3709) no Hoare annotation was computed. [2021-11-25 20:20:18,415 INFO L854 garLoopResultBuilder]: At program point L3709(line 3709) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,416 INFO L854 garLoopResultBuilder]: At program point L5295(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,416 INFO L854 garLoopResultBuilder]: At program point L5295-1(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,416 INFO L858 garLoopResultBuilder]: For program point L4337(line 4337) no Hoare annotation was computed. [2021-11-25 20:20:18,416 INFO L854 garLoopResultBuilder]: At program point L3644(lines 3644 3647) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ 4 |ULTIMATE.start_serio_raw_open_~retval~0#1|) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)))) [2021-11-25 20:20:18,416 INFO L858 garLoopResultBuilder]: For program point L4338(lines 4338 4342) no Hoare annotation was computed. [2021-11-25 20:20:18,416 INFO L854 garLoopResultBuilder]: At program point L4206(line 4206) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,417 INFO L858 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2021-11-25 20:20:18,417 INFO L858 garLoopResultBuilder]: For program point L4338-2(lines 4309 4381) no Hoare annotation was computed. [2021-11-25 20:20:18,417 INFO L858 garLoopResultBuilder]: For program point L4206-1(line 4206) no Hoare annotation was computed. [2021-11-25 20:20:18,417 INFO L854 garLoopResultBuilder]: At program point L4537(line 4537) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,417 INFO L858 garLoopResultBuilder]: For program point L4537-1(line 4537) no Hoare annotation was computed. [2021-11-25 20:20:18,417 INFO L854 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,417 INFO L858 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2021-11-25 20:20:18,418 INFO L858 garLoopResultBuilder]: For program point L4339-1(line 4339) no Hoare annotation was computed. [2021-11-25 20:20:18,418 INFO L858 garLoopResultBuilder]: For program point L5231(lines 5231 5234) no Hoare annotation was computed. [2021-11-25 20:20:18,418 INFO L858 garLoopResultBuilder]: For program point L5231-1(lines 5230 5248) no Hoare annotation was computed. [2021-11-25 20:20:18,418 INFO L858 garLoopResultBuilder]: For program point L4273(lines 4273 4304) no Hoare annotation was computed. [2021-11-25 20:20:18,418 INFO L854 garLoopResultBuilder]: At program point L3811(lines 3811 3844) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,418 INFO L854 garLoopResultBuilder]: At program point L3811-2(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,419 INFO L858 garLoopResultBuilder]: For program point L4307(lines 4307 4384) no Hoare annotation was computed. [2021-11-25 20:20:18,419 INFO L858 garLoopResultBuilder]: For program point L4208-1(line 4208) no Hoare annotation was computed. [2021-11-25 20:20:18,419 INFO L854 garLoopResultBuilder]: At program point L4208(line 4208) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,419 INFO L854 garLoopResultBuilder]: At program point L5232(line 5232) the Hoare annotation is: false [2021-11-25 20:20:18,419 INFO L854 garLoopResultBuilder]: At program point L4010(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,419 INFO L854 garLoopResultBuilder]: At program point L4043(lines 3984 4050) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_i_mutex_of_inode~0 1)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (.cse4 (= ~ldv_state_variable_1~0 1))) (or (and (= ~ldv_state_variable_2~0 1) .cse0 (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (+ |ULTIMATE.start_serio_raw_connect_~err~0#1| 4) 0)))) [2021-11-25 20:20:18,420 INFO L854 garLoopResultBuilder]: At program point L4010-1(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,420 INFO L858 garLoopResultBuilder]: For program point L3746(lines 3746 3749) no Hoare annotation was computed. [2021-11-25 20:20:18,420 INFO L854 garLoopResultBuilder]: At program point L4473(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2021-11-25 20:20:18,420 INFO L854 garLoopResultBuilder]: At program point L4473-1(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,420 INFO L858 garLoopResultBuilder]: For program point L4275(lines 4275 4301) no Hoare annotation was computed. [2021-11-25 20:20:18,420 INFO L854 garLoopResultBuilder]: At program point L4540-1(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,421 INFO L854 garLoopResultBuilder]: At program point L4474(lines 4470 4477) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,421 INFO L854 garLoopResultBuilder]: At program point L4540(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,421 INFO L858 garLoopResultBuilder]: For program point L4243(line 4243) no Hoare annotation was computed. [2021-11-25 20:20:18,421 INFO L854 garLoopResultBuilder]: At program point L4210(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,421 INFO L858 garLoopResultBuilder]: For program point L4309(lines 4309 4381) no Hoare annotation was computed. [2021-11-25 20:20:18,421 INFO L858 garLoopResultBuilder]: For program point L4276(line 4276) no Hoare annotation was computed. [2021-11-25 20:20:18,422 INFO L854 garLoopResultBuilder]: At program point L4210-1(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,422 INFO L854 garLoopResultBuilder]: At program point L4078(lines 4052 4080) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,422 INFO L854 garLoopResultBuilder]: At program point L4012(lines 4012 4015) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,422 INFO L854 garLoopResultBuilder]: At program point L4045(lines 3984 4050) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,422 INFO L854 garLoopResultBuilder]: At program point L3847(lines 3720 3849) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,422 INFO L858 garLoopResultBuilder]: For program point L4310(line 4310) no Hoare annotation was computed. [2021-11-25 20:20:18,423 INFO L858 garLoopResultBuilder]: For program point L5235(lines 5230 5248) no Hoare annotation was computed. [2021-11-25 20:20:18,423 INFO L854 garLoopResultBuilder]: At program point L4277(lines 4277 4282) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,423 INFO L858 garLoopResultBuilder]: For program point L4244(lines 4244 4248) no Hoare annotation was computed. [2021-11-25 20:20:18,423 INFO L854 garLoopResultBuilder]: At program point L3716(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,423 INFO L858 garLoopResultBuilder]: For program point L3815-2(lines 3815 3837) no Hoare annotation was computed. [2021-11-25 20:20:18,423 INFO L858 garLoopResultBuilder]: For program point L3650(lines 3650 3654) no Hoare annotation was computed. [2021-11-25 20:20:18,424 INFO L854 garLoopResultBuilder]: At program point L3716-1(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,424 INFO L858 garLoopResultBuilder]: For program point L3815-4(lines 3815 3837) no Hoare annotation was computed. [2021-11-25 20:20:18,424 INFO L858 garLoopResultBuilder]: For program point L4311(lines 4311 4315) no Hoare annotation was computed. [2021-11-25 20:20:18,424 INFO L858 garLoopResultBuilder]: For program point L4344-1(line 4344) no Hoare annotation was computed. [2021-11-25 20:20:18,424 INFO L854 garLoopResultBuilder]: At program point L4344(line 4344) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,424 INFO L858 garLoopResultBuilder]: For program point L4311-2(lines 4309 4381) no Hoare annotation was computed. [2021-11-25 20:20:18,424 INFO L854 garLoopResultBuilder]: At program point L5236(line 5236) the Hoare annotation is: false [2021-11-25 20:20:18,425 INFO L854 garLoopResultBuilder]: At program point L4047(line 4047) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (not (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0)) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,425 INFO L854 garLoopResultBuilder]: At program point L3948(line 3948) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,425 INFO L858 garLoopResultBuilder]: For program point L3948-1(line 3948) no Hoare annotation was computed. [2021-11-25 20:20:18,425 INFO L858 garLoopResultBuilder]: For program point L3750-2(lines 3750 3753) no Hoare annotation was computed. [2021-11-25 20:20:18,425 INFO L858 garLoopResultBuilder]: For program point L3453-1(line 3453) no Hoare annotation was computed. [2021-11-25 20:20:18,425 INFO L854 garLoopResultBuilder]: At program point L3453(line 3453) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,426 INFO L858 garLoopResultBuilder]: For program point L4312-1(line 4312) no Hoare annotation was computed. [2021-11-25 20:20:18,426 INFO L854 garLoopResultBuilder]: At program point L4312(line 4312) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,426 INFO L854 garLoopResultBuilder]: At program point L4213(line 4213) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,426 INFO L858 garLoopResultBuilder]: For program point L4213-1(line 4213) no Hoare annotation was computed. [2021-11-25 20:20:18,426 INFO L858 garLoopResultBuilder]: For program point L4048(line 4048) no Hoare annotation was computed. [2021-11-25 20:20:18,426 INFO L858 garLoopResultBuilder]: For program point L3817-1(line 3817) no Hoare annotation was computed. [2021-11-25 20:20:18,427 INFO L854 garLoopResultBuilder]: At program point L3817(line 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,427 INFO L858 garLoopResultBuilder]: For program point L4379(line 4379) no Hoare annotation was computed. [2021-11-25 20:20:18,427 INFO L854 garLoopResultBuilder]: At program point L4214(line 4214) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,427 INFO L858 garLoopResultBuilder]: For program point L5106(lines 5106 5109) no Hoare annotation was computed. [2021-11-25 20:20:18,427 INFO L858 garLoopResultBuilder]: For program point L4214-1(line 4214) no Hoare annotation was computed. [2021-11-25 20:20:18,427 INFO L854 garLoopResultBuilder]: At program point L4049(lines 3974 4051) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,428 INFO L854 garLoopResultBuilder]: At program point L5106-1(lines 5106 5109) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,428 INFO L858 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2021-11-25 20:20:18,428 INFO L854 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,428 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 20:20:18,428 INFO L861 garLoopResultBuilder]: At program point L4380(line 4380) the Hoare annotation is: true [2021-11-25 20:20:18,428 INFO L854 garLoopResultBuilder]: At program point L4215(line 4215) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,428 INFO L858 garLoopResultBuilder]: For program point L5239(lines 5230 5248) no Hoare annotation was computed. [2021-11-25 20:20:18,429 INFO L858 garLoopResultBuilder]: For program point L4215-1(line 4215) no Hoare annotation was computed. [2021-11-25 20:20:18,429 INFO L854 garLoopResultBuilder]: At program point L5107(line 5107) the Hoare annotation is: false [2021-11-25 20:20:18,429 INFO L858 garLoopResultBuilder]: For program point L4017(lines 4017 4020) no Hoare annotation was computed. [2021-11-25 20:20:18,429 INFO L858 garLoopResultBuilder]: For program point L4579(lines 4579 4583) no Hoare annotation was computed. [2021-11-25 20:20:18,429 INFO L858 garLoopResultBuilder]: For program point L3621(lines 3621 3624) no Hoare annotation was computed. [2021-11-25 20:20:18,429 INFO L858 garLoopResultBuilder]: For program point L3456(lines 3456 3469) no Hoare annotation was computed. [2021-11-25 20:20:18,429 INFO L854 garLoopResultBuilder]: At program point L4579-2(lines 4579 4583) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,430 INFO L854 garLoopResultBuilder]: At program point L3456-1(lines 3456 3469) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,430 INFO L858 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2021-11-25 20:20:18,430 INFO L854 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,430 INFO L854 garLoopResultBuilder]: At program point L5240(line 5240) the Hoare annotation is: false [2021-11-25 20:20:18,430 INFO L858 garLoopResultBuilder]: For program point L3754(lines 3754 3757) no Hoare annotation was computed. [2021-11-25 20:20:18,430 INFO L858 garLoopResultBuilder]: For program point L3655(lines 3655 3659) no Hoare annotation was computed. [2021-11-25 20:20:18,431 INFO L858 garLoopResultBuilder]: For program point L4250(line 4250) no Hoare annotation was computed. [2021-11-25 20:20:18,431 INFO L858 garLoopResultBuilder]: For program point L4349(line 4349) no Hoare annotation was computed. [2021-11-25 20:20:18,431 INFO L854 garLoopResultBuilder]: At program point L4217(line 4217) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,431 INFO L858 garLoopResultBuilder]: For program point L4217-1(line 4217) no Hoare annotation was computed. [2021-11-25 20:20:18,431 INFO L854 garLoopResultBuilder]: At program point L3986(line 3986) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,431 INFO L858 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2021-11-25 20:20:18,431 INFO L858 garLoopResultBuilder]: For program point L3986-1(line 3986) no Hoare annotation was computed. [2021-11-25 20:20:18,432 INFO L854 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,432 INFO L854 garLoopResultBuilder]: At program point L4515(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,432 INFO L854 garLoopResultBuilder]: At program point L4515-1(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,432 INFO L854 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,432 INFO L858 garLoopResultBuilder]: For program point L4350(lines 4350 4354) no Hoare annotation was computed. [2021-11-25 20:20:18,432 INFO L858 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2021-11-25 20:20:18,433 INFO L858 garLoopResultBuilder]: For program point L4251(lines 4251 4255) no Hoare annotation was computed. [2021-11-25 20:20:18,433 INFO L854 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,433 INFO L854 garLoopResultBuilder]: At program point L4317(line 4317) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,433 INFO L858 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2021-11-25 20:20:18,433 INFO L858 garLoopResultBuilder]: For program point L4317-1(line 4317) no Hoare annotation was computed. [2021-11-25 20:20:18,433 INFO L858 garLoopResultBuilder]: For program point L4350-2(lines 4309 4381) no Hoare annotation was computed. [2021-11-25 20:20:18,433 INFO L854 garLoopResultBuilder]: At program point L5110(line 5110) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,434 INFO L858 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2021-11-25 20:20:18,434 INFO L858 garLoopResultBuilder]: For program point L3954(lines 3954 3970) no Hoare annotation was computed. [2021-11-25 20:20:18,434 INFO L854 garLoopResultBuilder]: At program point L3954-1(lines 3954 3970) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,434 INFO L858 garLoopResultBuilder]: For program point L3822-2(lines 3822 3825) no Hoare annotation was computed. [2021-11-25 20:20:18,434 INFO L854 garLoopResultBuilder]: At program point L3459-1(lines 3459 3462) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,434 INFO L854 garLoopResultBuilder]: At program point L4516(lines 4512 4519) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,435 INFO L858 garLoopResultBuilder]: For program point L3459(lines 3459 3462) no Hoare annotation was computed. [2021-11-25 20:20:18,435 INFO L854 garLoopResultBuilder]: At program point L4351(line 4351) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,435 INFO L858 garLoopResultBuilder]: For program point L4351-1(line 4351) no Hoare annotation was computed. [2021-11-25 20:20:18,435 INFO L854 garLoopResultBuilder]: At program point L4219(line 4219) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,435 INFO L861 garLoopResultBuilder]: At program point L5243(lines 5228 5249) the Hoare annotation is: true [2021-11-25 20:20:18,435 INFO L858 garLoopResultBuilder]: For program point L4219-1(line 4219) no Hoare annotation was computed. [2021-11-25 20:20:18,436 INFO L854 garLoopResultBuilder]: At program point L4285(lines 4285 4297) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,436 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 4002) no Hoare annotation was computed. [2021-11-25 20:20:18,436 INFO L858 garLoopResultBuilder]: For program point L4021-1(line 4021) no Hoare annotation was computed. [2021-11-25 20:20:18,436 INFO L854 garLoopResultBuilder]: At program point L4021(line 4021) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,436 INFO L854 garLoopResultBuilder]: At program point L3790(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,436 INFO L854 garLoopResultBuilder]: At program point L3460(line 3460) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,436 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 20:20:18,437 INFO L858 garLoopResultBuilder]: For program point L4220-1(line 4220) no Hoare annotation was computed. [2021-11-25 20:20:18,437 INFO L854 garLoopResultBuilder]: At program point L4220(line 4220) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2021-11-25 20:20:18,437 INFO L854 garLoopResultBuilder]: At program point L5244(line 5244) the Hoare annotation is: false [2021-11-25 20:20:18,437 INFO L858 garLoopResultBuilder]: For program point L4386(line 4386) no Hoare annotation was computed. [2021-11-25 20:20:18,437 INFO L858 garLoopResultBuilder]: For program point L4287-2(lines 4285 4296) no Hoare annotation was computed. [2021-11-25 20:20:18,437 INFO L854 garLoopResultBuilder]: At program point L3660(line 3660) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,438 INFO L854 garLoopResultBuilder]: At program point L3627(lines 3616 3633) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,438 INFO L858 garLoopResultBuilder]: For program point L3660-1(line 3660) no Hoare annotation was computed. [2021-11-25 20:20:18,438 INFO L861 garLoopResultBuilder]: At program point L4387(line 4387) the Hoare annotation is: true [2021-11-25 20:20:18,438 INFO L854 garLoopResultBuilder]: At program point L4156(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,438 INFO L854 garLoopResultBuilder]: At program point L4156-1(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,438 INFO L854 garLoopResultBuilder]: At program point L3826(lines 3826 3830) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,438 INFO L858 garLoopResultBuilder]: For program point L3760(lines 3760 3761) no Hoare annotation was computed. [2021-11-25 20:20:18,439 INFO L858 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2021-11-25 20:20:18,439 INFO L858 garLoopResultBuilder]: For program point L4322(line 4322) no Hoare annotation was computed. [2021-11-25 20:20:18,439 INFO L858 garLoopResultBuilder]: For program point L3662(lines 3662 3666) no Hoare annotation was computed. [2021-11-25 20:20:18,439 INFO L858 garLoopResultBuilder]: For program point L4323(lines 4323 4328) no Hoare annotation was computed. [2021-11-25 20:20:18,439 INFO L858 garLoopResultBuilder]: For program point L4356-1(line 4356) no Hoare annotation was computed. [2021-11-25 20:20:18,439 INFO L854 garLoopResultBuilder]: At program point L4389(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,440 INFO L854 garLoopResultBuilder]: At program point L4356(line 4356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,440 INFO L858 garLoopResultBuilder]: For program point L4257(line 4257) no Hoare annotation was computed. [2021-11-25 20:20:18,440 INFO L858 garLoopResultBuilder]: For program point L3960(line 3960) no Hoare annotation was computed. [2021-11-25 20:20:18,440 INFO L854 garLoopResultBuilder]: At program point L3828(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,440 INFO L858 garLoopResultBuilder]: For program point L4258(lines 4258 4263) no Hoare annotation was computed. [2021-11-25 20:20:18,440 INFO L854 garLoopResultBuilder]: At program point L4060(line 4060) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,440 INFO L858 garLoopResultBuilder]: For program point L4060-1(line 4060) no Hoare annotation was computed. [2021-11-25 20:20:18,441 INFO L854 garLoopResultBuilder]: At program point L3796(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,441 INFO L854 garLoopResultBuilder]: At program point L3697-1(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,441 INFO L854 garLoopResultBuilder]: At program point L3697(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,441 INFO L854 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,441 INFO L858 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2021-11-25 20:20:18,441 INFO L858 garLoopResultBuilder]: For program point L4028(lines 4028 4032) no Hoare annotation was computed. [2021-11-25 20:20:18,442 INFO L858 garLoopResultBuilder]: For program point L3995-1(line 3995) no Hoare annotation was computed. [2021-11-25 20:20:18,442 INFO L858 garLoopResultBuilder]: For program point L4028-2(lines 3984 4050) no Hoare annotation was computed. [2021-11-25 20:20:18,442 INFO L854 garLoopResultBuilder]: At program point L3995(line 3995) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,442 INFO L854 garLoopResultBuilder]: At program point L3632(lines 3611 3634) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,442 INFO L858 garLoopResultBuilder]: For program point L4227(lines 4227 4388) no Hoare annotation was computed. [2021-11-25 20:20:18,442 INFO L854 garLoopResultBuilder]: At program point L4293(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,442 INFO L854 garLoopResultBuilder]: At program point L3963(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,443 INFO L858 garLoopResultBuilder]: For program point L3699-1(line 3699) no Hoare annotation was computed. [2021-11-25 20:20:18,443 INFO L854 garLoopResultBuilder]: At program point L3699(line 3699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,443 INFO L854 garLoopResultBuilder]: At program point L4525(line 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2021-11-25 20:20:18,443 INFO L858 garLoopResultBuilder]: For program point L4525-1(line 4525) no Hoare annotation was computed. [2021-11-25 20:20:18,443 INFO L858 garLoopResultBuilder]: For program point L4228(line 4228) no Hoare annotation was computed. [2021-11-25 20:20:18,443 INFO L858 garLoopResultBuilder]: For program point L4063(lines 4063 4077) no Hoare annotation was computed. [2021-11-25 20:20:18,444 INFO L854 garLoopResultBuilder]: At program point L3832(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,444 INFO L858 garLoopResultBuilder]: For program point L3799(lines 3799 3803) no Hoare annotation was computed. [2021-11-25 20:20:18,444 INFO L854 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,444 INFO L854 garLoopResultBuilder]: At program point L3700-1(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,444 INFO L854 garLoopResultBuilder]: At program point L4361(line 4361) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,444 INFO L858 garLoopResultBuilder]: For program point L4229(lines 4229 4270) no Hoare annotation was computed. [2021-11-25 20:20:18,445 INFO L854 garLoopResultBuilder]: At program point L3965(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,445 INFO L854 garLoopResultBuilder]: At program point L3800(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,445 INFO L854 garLoopResultBuilder]: At program point L3701(line 3701) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2021-11-25 20:20:18,445 INFO L854 garLoopResultBuilder]: At program point L3470(line 3470) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2021-11-25 20:20:18,445 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-11-25 20:20:18,445 INFO L861 garLoopResultBuilder]: At program point ldv_memsetENTRY(lines 3323 3330) the Hoare annotation is: true [2021-11-25 20:20:18,445 INFO L858 garLoopResultBuilder]: For program point ldv_memsetEXIT(lines 3323 3330) no Hoare annotation was computed. [2021-11-25 20:20:18,449 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:20:18,450 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:20:18,468 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,469 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,469 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,469 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,473 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,474 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,474 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,475 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,475 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,475 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,489 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,489 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,489 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,490 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,490 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,490 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:20:18 BoogieIcfgContainer [2021-11-25 20:20:18,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:20:18,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:20:18,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:20:18,494 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:20:18,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:19:19" (3/4) ... [2021-11-25 20:20:18,497 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 20:20:18,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-11-25 20:20:18,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_serio_raw_mutex [2021-11-25 20:20:18,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kill_fasync [2021-11-25 20:20:18,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_file_operations_2 [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_get_drvdata [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del_init [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_set_drvdata [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2021-11-25 20:20:18,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2021-11-25 20:20:18,504 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_register [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_disconnect [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_close [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_continue_rx [2021-11-25 20:20:18,505 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_serio_raw_mutex [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __wake_up [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_pause_rx [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_write [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_fasync [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-25 20:20:18,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_poll [2021-11-25 20:20:18,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_interruptible [2021-11-25 20:20:18,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-11-25 20:20:18,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2021-11-25 20:20:18,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_add_return [2021-11-25 20:20:18,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 299 nodes and edges [2021-11-25 20:20:18,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2021-11-25 20:20:18,552 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-25 20:20:18,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 20:20:18,559 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 20:20:18,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 20:20:18,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2021-11-25 20:20:18,595 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) [2021-11-25 20:20:18,595 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 [2021-11-25 20:20:18,596 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) [2021-11-25 20:20:18,598 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0) [2021-11-25 20:20:18,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2021-11-25 20:20:18,600 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2021-11-25 20:20:18,600 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2021-11-25 20:20:18,600 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 [2021-11-25 20:20:18,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2021-11-25 20:20:18,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2021-11-25 20:20:18,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2021-11-25 20:20:18,603 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2021-11-25 20:20:18,603 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2021-11-25 20:20:18,604 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2021-11-25 20:20:18,781 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 20:20:18,781 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:20:18,783 INFO L158 Benchmark]: Toolchain (without parser) took 63130.31ms. Allocated memory was 83.9MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 39.6MB in the beginning and 757.7MB in the end (delta: -718.1MB). Peak memory consumption was 405.4MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,783 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 83.9MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:20:18,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1784.42ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 48.5MB in the end (delta: -9.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.82ms. Allocated memory is still 100.7MB. Free memory was 48.5MB in the beginning and 58.9MB in the end (delta: -10.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,785 INFO L158 Benchmark]: Boogie Preprocessor took 175.56ms. Allocated memory is still 100.7MB. Free memory was 58.9MB in the beginning and 49.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,785 INFO L158 Benchmark]: RCFGBuilder took 2135.84ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 49.5MB in the beginning and 66.9MB in the end (delta: -17.4MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,786 INFO L158 Benchmark]: TraceAbstraction took 58577.31ms. Allocated memory was 155.2MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 66.9MB in the beginning and 801.2MB in the end (delta: -734.3MB). Peak memory consumption was 750.3MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,786 INFO L158 Benchmark]: Witness Printer took 288.42ms. Allocated memory is still 1.2GB. Free memory was 801.2MB in the beginning and 757.7MB in the end (delta: 43.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-25 20:20:18,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 83.9MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1784.42ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 39.4MB in the beginning and 48.5MB in the end (delta: -9.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.82ms. Allocated memory is still 100.7MB. Free memory was 48.5MB in the beginning and 58.9MB in the end (delta: -10.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 175.56ms. Allocated memory is still 100.7MB. Free memory was 58.9MB in the beginning and 49.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2135.84ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 49.5MB in the beginning and 66.9MB in the end (delta: -17.4MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 58577.31ms. Allocated memory was 155.2MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 66.9MB in the beginning and 801.2MB in the end (delta: -734.3MB). Peak memory consumption was 750.3MB. Max. memory is 16.1GB. * Witness Printer took 288.42ms. Allocated memory is still 1.2GB. Free memory was 801.2MB in the beginning and 757.7MB in the end (delta: 43.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4599]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 58.5s, OverallIterations: 17, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 33.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7551 SdHoareTripleChecker+Valid, 7.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7426 mSDsluCounter, 22630 SdHoareTripleChecker+Invalid, 6.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15578 mSDsCounter, 666 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7377 IncrementalHoareTripleChecker+Invalid, 8043 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 666 mSolverCounterUnsat, 9444 mSDtfsCounter, 7377 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1106 GetRequests, 1044 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9691occurred in iteration=15, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 7105 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 210 LocationsWithAnnotation, 8070 PreInvPairs, 12042 NumberOfFragments, 3912 HoareAnnotationTreeSize, 8070 FomulaSimplifications, 1766 FormulaSimplificationTreeSizeReduction, 9.0s HoareSimplificationTime, 210 FomulaSimplificationsInter, 283852 FormulaSimplificationTreeSizeReductionInter, 23.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 4279 NumberOfCodeBlocks, 4279 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4258 ConstructedInterpolants, 0 QuantifiedInterpolants, 5898 SizeOfPredicates, 20 NumberOfNonLiveVariables, 10393 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 7359/7377 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4110]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && !(err == 0)) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3642]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3611]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3889]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4555]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) - InvariantResult [Line: 4285]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3486]: Loop Invariant [2021-11-25 20:20:18,821 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,822 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,823 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,823 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,823 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,824 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,824 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,824 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3635]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3678]: Loop Invariant [2021-11-25 20:20:18,826 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,826 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,827 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,827 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,827 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,827 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4491]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4012]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && !(err == 0)) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 5295]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4010]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5228]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4006]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3716]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3811]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3470]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 4361]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4540]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && !(err == 0)) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4563]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 4003]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3701]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4277]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4210]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_state_variable_2 == 0) && ldv_mutex_serio_raw_mutex == 1) && 0 <= ref_cnt) && ldv_state_variable_1 == 0 - InvariantResult [Line: 4156]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4579]: Loop Invariant Derived loop invariant: (((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && !(err == 0)) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) || (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) && err + 4 == 0) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4465]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ((2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0))) && ldv_mutex_lock == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((ldv_mutex_serio_raw_mutex == 1 && 4 + retval == 0) || (2 == ldv_mutex_serio_raw_mutex && 0 == retval)) - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3720]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4486]: Loop Invariant Derived loop invariant: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0) - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4528]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant [2021-11-25 20:20:18,843 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,843 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,843 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2021-11-25 20:20:18,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3826]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 5110]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4081]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4052]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 RESULT: Ultimate proved your program to be correct! [2021-11-25 20:20:18,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce5c06c-0d93-48a8-bc8f-b6a635fbc8de/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE