./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba --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 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:24:56,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:24:56,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:24:56,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:24:56,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:24:56,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:24:56,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:24:56,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:24:56,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:24:56,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:24:56,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:24:56,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:24:56,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:24:56,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:24:56,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:24:56,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:24:56,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:24:56,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:24:56,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:24:56,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:24:56,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:24:56,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:24:56,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:24:56,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:24:56,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:24:56,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:24:56,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:24:56,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:24:56,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:24:56,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:24:56,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:24:56,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:24:56,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:24:56,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:24:56,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:24:56,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:24:56,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:24:56,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:24:56,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:24:56,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:24:56,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:24:56,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:24:56,441 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:24:56,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:24:56,442 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:24:56,442 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:24:56,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:24:56,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:24:56,444 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:24:56,444 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:24:56,444 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:24:56,444 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:24:56,445 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:24:56,445 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:24:56,446 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:24:56,446 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:24:56,446 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:24:56,446 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:24:56,446 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:24:56,447 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:24:56,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:24:56,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:24:56,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:24:56,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:24:56,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:24:56,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:24:56,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:24:56,449 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:24:56,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:24:56,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:24:56,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:24:56,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:24:56,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:24:56,451 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:24:56,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:24:56,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:24:56,451 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:24:56,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:24:56,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:24:56,453 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:24:56,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2022-11-22 01:24:56,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:24:56,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:24:56,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:24:56,857 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:24:56,858 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:24:56,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-22 01:25:00,067 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:25:00,696 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:25:00,698 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-22 01:25:00,739 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/data/c6915798b/c6f9c010fef14e158e9511ce35e68413/FLAGffb28d7a1 [2022-11-22 01:25:00,761 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/data/c6915798b/c6f9c010fef14e158e9511ce35e68413 [2022-11-22 01:25:00,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:25:00,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:25:00,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:25:00,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:25:00,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:25:00,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:25:00" (1/1) ... [2022-11-22 01:25:00,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668df980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:00, skipping insertion in model container [2022-11-22 01:25:00,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:25:00" (1/1) ... [2022-11-22 01:25:00,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:25:00,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:25:02,079 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-22 01:25:02,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:25:02,240 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:25:02,566 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-22 01:25:02,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:25:02,659 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:25:02,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02 WrapperNode [2022-11-22 01:25:02,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:25:02,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:25:02,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:25:02,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:25:02,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,859 INFO L138 Inliner]: procedures = 176, calls = 857, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1447 [2022-11-22 01:25:02,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:25:02,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:25:02,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:25:02,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:25:02,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:25:02,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:25:02,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:25:02,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:25:02,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (1/1) ... [2022-11-22 01:25:02,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:25:03,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:25:03,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:25:03,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:25:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 01:25:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 01:25:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:25:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:25:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:25:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 01:25:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 01:25:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:25:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:25:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:25:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:25:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:25:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:25:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:25:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 01:25:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 01:25:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-22 01:25:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-22 01:25:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-22 01:25:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-22 01:25:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:25:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-22 01:25:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-22 01:25:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2022-11-22 01:25:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2022-11-22 01:25:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:25:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:25:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-22 01:25:03,110 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-22 01:25:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 01:25:03,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 01:25:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-22 01:25:03,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-22 01:25:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:25:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:25:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 01:25:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 01:25:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-22 01:25:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-22 01:25:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:25:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-22 01:25:03,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-22 01:25:03,114 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:25:03,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:25:03,114 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-22 01:25:03,114 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-22 01:25:03,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:25:03,115 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2022-11-22 01:25:03,115 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2022-11-22 01:25:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:25:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:25:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2022-11-22 01:25:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2022-11-22 01:25:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2022-11-22 01:25:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2022-11-22 01:25:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:25:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 01:25:03,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 01:25:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-22 01:25:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-22 01:25:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 01:25:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 01:25:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:25:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:25:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-22 01:25:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-22 01:25:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 01:25:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 01:25:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-22 01:25:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-22 01:25:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-22 01:25:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-22 01:25:03,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:25:03,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:25:03,121 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 01:25:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 01:25:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:25:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:25:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2022-11-22 01:25:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2022-11-22 01:25:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2022-11-22 01:25:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2022-11-22 01:25:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 01:25:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 01:25:03,720 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:25:03,723 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:25:05,688 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:25:06,296 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:25:06,296 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 01:25:06,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:25:06 BoogieIcfgContainer [2022-11-22 01:25:06,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:25:06,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:25:06,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:25:06,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:25:06,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:25:00" (1/3) ... [2022-11-22 01:25:06,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ffc0c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:25:06, skipping insertion in model container [2022-11-22 01:25:06,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:25:02" (2/3) ... [2022-11-22 01:25:06,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ffc0c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:25:06, skipping insertion in model container [2022-11-22 01:25:06,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:25:06" (3/3) ... [2022-11-22 01:25:06,327 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-22 01:25:06,351 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:25:06,351 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:25:06,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:25:06,451 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1b4a2613, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:25:06,451 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:25:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 422 states, 256 states have (on average 1.3671875) internal successors, (350), 275 states have internal predecessors, (350), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2022-11-22 01:25:06,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 01:25:06,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:06,472 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:06,473 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:06,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:06,484 INFO L85 PathProgramCache]: Analyzing trace with hash -939295303, now seen corresponding path program 1 times [2022-11-22 01:25:06,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:06,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420636476] [2022-11-22 01:25:06,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:06,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:06,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:06,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:06,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420636476] [2022-11-22 01:25:06,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420636476] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:06,980 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:06,980 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 01:25:06,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037406035] [2022-11-22 01:25:06,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:06,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:06,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:07,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:07,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:07,024 INFO L87 Difference]: Start difference. First operand has 422 states, 256 states have (on average 1.3671875) internal successors, (350), 275 states have internal predecessors, (350), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:25:07,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:07,638 INFO L93 Difference]: Finished difference Result 984 states and 1424 transitions. [2022-11-22 01:25:07,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:07,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-22 01:25:07,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:07,657 INFO L225 Difference]: With dead ends: 984 [2022-11-22 01:25:07,657 INFO L226 Difference]: Without dead ends: 559 [2022-11-22 01:25:07,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:07,678 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 216 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:07,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1001 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-22 01:25:07,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2022-11-22 01:25:07,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 543. [2022-11-22 01:25:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 333 states have (on average 1.3753753753753755) internal successors, (458), 359 states have internal predecessors, (458), 160 states have call successors, (160), 51 states have call predecessors, (160), 49 states have return successors, (150), 143 states have call predecessors, (150), 150 states have call successors, (150) [2022-11-22 01:25:07,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 768 transitions. [2022-11-22 01:25:07,784 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 768 transitions. Word has length 11 [2022-11-22 01:25:07,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:07,785 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 768 transitions. [2022-11-22 01:25:07,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 01:25:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 768 transitions. [2022-11-22 01:25:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-22 01:25:07,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:07,788 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:07,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:25:07,789 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:07,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:07,790 INFO L85 PathProgramCache]: Analyzing trace with hash -580383149, now seen corresponding path program 1 times [2022-11-22 01:25:07,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:07,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134547050] [2022-11-22 01:25:07,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:07,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:08,092 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:08,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134547050] [2022-11-22 01:25:08,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134547050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:08,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:08,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:08,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001128615] [2022-11-22 01:25:08,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:08,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:08,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:08,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:08,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:08,103 INFO L87 Difference]: Start difference. First operand 543 states and 768 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-22 01:25:08,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:08,661 INFO L93 Difference]: Finished difference Result 1571 states and 2214 transitions. [2022-11-22 01:25:08,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:08,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 25 [2022-11-22 01:25:08,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:08,670 INFO L225 Difference]: With dead ends: 1571 [2022-11-22 01:25:08,670 INFO L226 Difference]: Without dead ends: 1029 [2022-11-22 01:25:08,673 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:08,674 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 560 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:08,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 1107 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-22 01:25:08,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2022-11-22 01:25:08,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1022. [2022-11-22 01:25:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 633 states have (on average 1.363349131121643) internal successors, (863), 671 states have internal predecessors, (863), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-22 01:25:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1435 transitions. [2022-11-22 01:25:08,766 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1435 transitions. Word has length 25 [2022-11-22 01:25:08,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:08,766 INFO L495 AbstractCegarLoop]: Abstraction has 1022 states and 1435 transitions. [2022-11-22 01:25:08,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-22 01:25:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1435 transitions. [2022-11-22 01:25:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-22 01:25:08,768 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:08,768 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:08,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:25:08,769 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:08,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:08,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1675515184, now seen corresponding path program 1 times [2022-11-22 01:25:08,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:08,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327207606] [2022-11-22 01:25:08,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:08,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:08,915 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:08,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327207606] [2022-11-22 01:25:08,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327207606] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:08,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:08,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:08,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716425111] [2022-11-22 01:25:08,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:08,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:08,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:08,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:08,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:08,917 INFO L87 Difference]: Start difference. First operand 1022 states and 1435 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:09,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:09,258 INFO L93 Difference]: Finished difference Result 1024 states and 1436 transitions. [2022-11-22 01:25:09,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:09,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 28 [2022-11-22 01:25:09,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:09,269 INFO L225 Difference]: With dead ends: 1024 [2022-11-22 01:25:09,269 INFO L226 Difference]: Without dead ends: 1021 [2022-11-22 01:25:09,273 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:09,278 INFO L413 NwaCegarLoop]: 505 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:09,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 505 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-22 01:25:09,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2022-11-22 01:25:09,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1021. [2022-11-22 01:25:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1021 states, 633 states have (on average 1.3617693522906793) internal successors, (862), 670 states have internal predecessors, (862), 290 states have call successors, (290), 100 states have call predecessors, (290), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-22 01:25:09,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1433 transitions. [2022-11-22 01:25:09,385 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1433 transitions. Word has length 28 [2022-11-22 01:25:09,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:09,385 INFO L495 AbstractCegarLoop]: Abstraction has 1021 states and 1433 transitions. [2022-11-22 01:25:09,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1433 transitions. [2022-11-22 01:25:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-22 01:25:09,392 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:09,392 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:09,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:25:09,393 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:09,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:09,393 INFO L85 PathProgramCache]: Analyzing trace with hash -401870578, now seen corresponding path program 1 times [2022-11-22 01:25:09,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:09,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387019590] [2022-11-22 01:25:09,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:09,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:09,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:09,563 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:09,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387019590] [2022-11-22 01:25:09,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387019590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:09,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:09,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:09,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561542044] [2022-11-22 01:25:09,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:09,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:09,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:09,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:09,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:09,566 INFO L87 Difference]: Start difference. First operand 1021 states and 1433 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:09,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:09,870 INFO L93 Difference]: Finished difference Result 1023 states and 1434 transitions. [2022-11-22 01:25:09,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:09,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-11-22 01:25:09,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:09,878 INFO L225 Difference]: With dead ends: 1023 [2022-11-22 01:25:09,878 INFO L226 Difference]: Without dead ends: 1020 [2022-11-22 01:25:09,880 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:09,881 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:09,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 503 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 01:25:09,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2022-11-22 01:25:09,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2022-11-22 01:25:09,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 633 states have (on average 1.3601895734597156) internal successors, (861), 669 states have internal predecessors, (861), 289 states have call successors, (289), 100 states have call predecessors, (289), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-22 01:25:09,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1431 transitions. [2022-11-22 01:25:09,994 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1431 transitions. Word has length 29 [2022-11-22 01:25:09,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:09,995 INFO L495 AbstractCegarLoop]: Abstraction has 1020 states and 1431 transitions. [2022-11-22 01:25:09,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1431 transitions. [2022-11-22 01:25:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-22 01:25:09,997 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:09,997 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:09,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 01:25:09,998 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:09,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:09,999 INFO L85 PathProgramCache]: Analyzing trace with hash 426411411, now seen corresponding path program 1 times [2022-11-22 01:25:09,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:09,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251358577] [2022-11-22 01:25:09,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:10,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:10,156 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:10,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251358577] [2022-11-22 01:25:10,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251358577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:10,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:10,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:10,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489880496] [2022-11-22 01:25:10,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:10,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:10,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:10,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:10,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:10,160 INFO L87 Difference]: Start difference. First operand 1020 states and 1431 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:10,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:10,493 INFO L93 Difference]: Finished difference Result 1022 states and 1432 transitions. [2022-11-22 01:25:10,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:10,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 30 [2022-11-22 01:25:10,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:10,500 INFO L225 Difference]: With dead ends: 1022 [2022-11-22 01:25:10,500 INFO L226 Difference]: Without dead ends: 1019 [2022-11-22 01:25:10,501 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:10,502 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 572 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:10,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 501 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 01:25:10,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2022-11-22 01:25:10,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1019. [2022-11-22 01:25:10,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1019 states, 633 states have (on average 1.3586097946287519) internal successors, (860), 668 states have internal predecessors, (860), 288 states have call successors, (288), 100 states have call predecessors, (288), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-22 01:25:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1429 transitions. [2022-11-22 01:25:10,588 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1429 transitions. Word has length 30 [2022-11-22 01:25:10,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:10,588 INFO L495 AbstractCegarLoop]: Abstraction has 1019 states and 1429 transitions. [2022-11-22 01:25:10,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1429 transitions. [2022-11-22 01:25:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-22 01:25:10,590 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:10,590 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:10,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:25:10,591 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:10,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:10,592 INFO L85 PathProgramCache]: Analyzing trace with hash 333354161, now seen corresponding path program 1 times [2022-11-22 01:25:10,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:10,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534698659] [2022-11-22 01:25:10,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:10,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:10,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:10,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534698659] [2022-11-22 01:25:10,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534698659] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:10,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:10,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:10,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269861293] [2022-11-22 01:25:10,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:10,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:10,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:10,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:10,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:10,721 INFO L87 Difference]: Start difference. First operand 1019 states and 1429 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:11,314 INFO L93 Difference]: Finished difference Result 1964 states and 2745 transitions. [2022-11-22 01:25:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:11,315 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2022-11-22 01:25:11,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:11,328 INFO L225 Difference]: With dead ends: 1964 [2022-11-22 01:25:11,328 INFO L226 Difference]: Without dead ends: 1959 [2022-11-22 01:25:11,330 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:11,331 INFO L413 NwaCegarLoop]: 626 mSDtfsCounter, 531 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:11,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 1097 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-22 01:25:11,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2022-11-22 01:25:11,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1955. [2022-11-22 01:25:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1227 states have (on average 1.361043194784026) internal successors, (1670), 1291 states have internal predecessors, (1670), 535 states have call successors, (535), 197 states have call predecessors, (535), 192 states have return successors, (528), 502 states have call predecessors, (528), 528 states have call successors, (528) [2022-11-22 01:25:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2733 transitions. [2022-11-22 01:25:11,518 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2733 transitions. Word has length 31 [2022-11-22 01:25:11,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:11,519 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2733 transitions. [2022-11-22 01:25:11,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2733 transitions. [2022-11-22 01:25:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-22 01:25:11,520 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:11,521 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:11,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 01:25:11,521 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:11,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:11,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1743551574, now seen corresponding path program 1 times [2022-11-22 01:25:11,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:11,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604684790] [2022-11-22 01:25:11,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:11,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 01:25:11,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:11,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604684790] [2022-11-22 01:25:11,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604684790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:11,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:11,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:11,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077451109] [2022-11-22 01:25:11,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:11,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:11,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:11,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:11,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:11,707 INFO L87 Difference]: Start difference. First operand 1955 states and 2733 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:12,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:12,134 INFO L93 Difference]: Finished difference Result 1984 states and 2752 transitions. [2022-11-22 01:25:12,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:12,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2022-11-22 01:25:12,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:12,146 INFO L225 Difference]: With dead ends: 1984 [2022-11-22 01:25:12,146 INFO L226 Difference]: Without dead ends: 1949 [2022-11-22 01:25:12,148 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:12,149 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 527 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:12,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 539 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 01:25:12,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2022-11-22 01:25:12,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1946. [2022-11-22 01:25:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1946 states, 1225 states have (on average 1.3559183673469388) internal successors, (1661), 1286 states have internal predecessors, (1661), 525 states have call successors, (525), 200 states have call predecessors, (525), 195 states have return successors, (520), 495 states have call predecessors, (520), 520 states have call successors, (520) [2022-11-22 01:25:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2706 transitions. [2022-11-22 01:25:12,324 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2706 transitions. Word has length 32 [2022-11-22 01:25:12,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:12,325 INFO L495 AbstractCegarLoop]: Abstraction has 1946 states and 2706 transitions. [2022-11-22 01:25:12,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-22 01:25:12,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2706 transitions. [2022-11-22 01:25:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-22 01:25:12,329 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:12,329 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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] [2022-11-22 01:25:12,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 01:25:12,330 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:12,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:12,330 INFO L85 PathProgramCache]: Analyzing trace with hash -18183760, now seen corresponding path program 1 times [2022-11-22 01:25:12,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:12,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566475152] [2022-11-22 01:25:12,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:12,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 01:25:12,521 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:12,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566475152] [2022-11-22 01:25:12,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566475152] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:12,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:12,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:12,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789243786] [2022-11-22 01:25:12,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:12,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:12,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:12,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:12,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:12,523 INFO L87 Difference]: Start difference. First operand 1946 states and 2706 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 01:25:13,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:13,187 INFO L93 Difference]: Finished difference Result 3686 states and 5089 transitions. [2022-11-22 01:25:13,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:13,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2022-11-22 01:25:13,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:13,198 INFO L225 Difference]: With dead ends: 3686 [2022-11-22 01:25:13,198 INFO L226 Difference]: Without dead ends: 1741 [2022-11-22 01:25:13,205 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:13,206 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 423 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 1240 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:13,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 1240 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 01:25:13,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2022-11-22 01:25:13,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1603. [2022-11-22 01:25:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1603 states, 1017 states have (on average 1.3657817109144543) internal successors, (1389), 1061 states have internal predecessors, (1389), 421 states have call successors, (421), 167 states have call predecessors, (421), 164 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2022-11-22 01:25:13,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2226 transitions. [2022-11-22 01:25:13,347 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2226 transitions. Word has length 94 [2022-11-22 01:25:13,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:13,348 INFO L495 AbstractCegarLoop]: Abstraction has 1603 states and 2226 transitions. [2022-11-22 01:25:13,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 01:25:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2226 transitions. [2022-11-22 01:25:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-22 01:25:13,351 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:13,352 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 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] [2022-11-22 01:25:13,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 01:25:13,352 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:13,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:13,353 INFO L85 PathProgramCache]: Analyzing trace with hash -273626125, now seen corresponding path program 1 times [2022-11-22 01:25:13,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:13,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037264400] [2022-11-22 01:25:13,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:13,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-22 01:25:13,762 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:13,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037264400] [2022-11-22 01:25:13,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037264400] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:13,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:13,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:25:13,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84467758] [2022-11-22 01:25:13,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:13,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:25:13,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:13,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:25:13,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:13,765 INFO L87 Difference]: Start difference. First operand 1603 states and 2226 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:25:14,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:14,282 INFO L93 Difference]: Finished difference Result 1608 states and 2229 transitions. [2022-11-22 01:25:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:25:14,283 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2022-11-22 01:25:14,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:14,298 INFO L225 Difference]: With dead ends: 1608 [2022-11-22 01:25:14,298 INFO L226 Difference]: Without dead ends: 1605 [2022-11-22 01:25:14,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:25:14,303 INFO L413 NwaCegarLoop]: 494 mSDtfsCounter, 38 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:14,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 956 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-22 01:25:14,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-11-22 01:25:14,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1602. [2022-11-22 01:25:14,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1602 states, 1017 states have (on average 1.3618485742379547) internal successors, (1385), 1060 states have internal predecessors, (1385), 420 states have call successors, (420), 167 states have call predecessors, (420), 164 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2022-11-22 01:25:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 2221 transitions. [2022-11-22 01:25:14,490 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 2221 transitions. Word has length 117 [2022-11-22 01:25:14,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:14,492 INFO L495 AbstractCegarLoop]: Abstraction has 1602 states and 2221 transitions. [2022-11-22 01:25:14,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:25:14,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2221 transitions. [2022-11-22 01:25:14,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-22 01:25:14,502 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:14,502 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 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] [2022-11-22 01:25:14,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 01:25:14,504 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:14,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:14,509 INFO L85 PathProgramCache]: Analyzing trace with hash 479589660, now seen corresponding path program 1 times [2022-11-22 01:25:14,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:14,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239048732] [2022-11-22 01:25:14,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:14,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-22 01:25:15,266 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:15,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239048732] [2022-11-22 01:25:15,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239048732] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:15,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:25:15,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:25:15,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942707702] [2022-11-22 01:25:15,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:15,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:25:15,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:15,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:25:15,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:25:15,268 INFO L87 Difference]: Start difference. First operand 1602 states and 2221 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-22 01:25:16,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:16,096 INFO L93 Difference]: Finished difference Result 1660 states and 2286 transitions. [2022-11-22 01:25:16,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:25:16,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 118 [2022-11-22 01:25:16,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:16,107 INFO L225 Difference]: With dead ends: 1660 [2022-11-22 01:25:16,107 INFO L226 Difference]: Without dead ends: 1657 [2022-11-22 01:25:16,109 INFO L412 NwaCegarLoop]: 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 [2022-11-22 01:25:16,110 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 197 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:16,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 1653 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 01:25:16,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2022-11-22 01:25:16,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1655. [2022-11-22 01:25:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1655 states, 1047 states have (on average 1.3514804202483286) internal successors, (1415), 1089 states have internal predecessors, (1415), 433 states have call successors, (433), 177 states have call predecessors, (433), 174 states have return successors, (430), 412 states have call predecessors, (430), 430 states have call successors, (430) [2022-11-22 01:25:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2278 transitions. [2022-11-22 01:25:16,258 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2278 transitions. Word has length 118 [2022-11-22 01:25:16,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:16,260 INFO L495 AbstractCegarLoop]: Abstraction has 1655 states and 2278 transitions. [2022-11-22 01:25:16,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-22 01:25:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2278 transitions. [2022-11-22 01:25:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-22 01:25:16,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:25:16,265 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 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] [2022-11-22 01:25:16,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 01:25:16,266 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:25:16,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:25:16,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1366536743, now seen corresponding path program 1 times [2022-11-22 01:25:16,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:25:16,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970882245] [2022-11-22 01:25:16,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:16,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:25:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-22 01:25:17,289 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:25:17,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970882245] [2022-11-22 01:25:17,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970882245] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:25:17,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445618565] [2022-11-22 01:25:17,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:25:17,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:25:17,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:25:17,295 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:25:17,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:25:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:25:18,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-22 01:25:18,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:25:18,446 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-22 01:25:18,446 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:25:18,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445618565] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:25:18,447 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:25:18,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2022-11-22 01:25:18,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774441793] [2022-11-22 01:25:18,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:25:18,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:25:18,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:25:18,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:25:18,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-22 01:25:18,450 INFO L87 Difference]: Start difference. First operand 1655 states and 2278 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-22 01:25:19,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:25:19,807 INFO L93 Difference]: Finished difference Result 1657 states and 2280 transitions. [2022-11-22 01:25:19,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:25:19,808 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 132 [2022-11-22 01:25:19,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:25:19,809 INFO L225 Difference]: With dead ends: 1657 [2022-11-22 01:25:19,809 INFO L226 Difference]: Without dead ends: 0 [2022-11-22 01:25:19,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-22 01:25:19,817 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 612 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:25:19,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [615 Valid, 929 Invalid, 582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-22 01:25:19,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-22 01:25:19,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-22 01:25:19,818 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) [2022-11-22 01:25:19,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-22 01:25:19,819 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2022-11-22 01:25:19,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:25:19,819 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-22 01:25:19,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-22 01:25:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-22 01:25:19,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 01:25:19,823 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 01:25:19,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:25:20,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-22 01:25:20,036 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-22 01:25:25,857 INFO L902 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2022-11-22 01:25:25,857 INFO L899 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2022-11-22 01:25:25,857 INFO L902 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2022-11-22 01:25:25,858 INFO L899 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2022-11-22 01:25:25,858 INFO L902 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2022-11-22 01:25:25,858 INFO L899 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2022-11-22 01:25:25,858 INFO L902 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2022-11-22 01:25:25,858 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2022-11-22 01:25:25,859 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L899 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-22 01:25:25,859 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L899 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L899 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L899 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2022-11-22 01:25:25,859 INFO L902 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2022-11-22 01:25:25,860 INFO L902 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2022-11-22 01:25:25,860 INFO L899 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2022-11-22 01:25:25,860 INFO L902 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2022-11-22 01:25:25,860 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-11-22 01:25:25,860 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-11-22 01:25:25,860 INFO L902 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2022-11-22 01:25:25,860 INFO L902 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2022-11-22 01:25:25,860 INFO L899 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2022-11-22 01:25:25,860 INFO L899 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2022-11-22 01:25:25,860 INFO L902 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L902 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: true [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L902 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L902 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2022-11-22 01:25:25,861 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-11-22 01:25:25,861 INFO L899 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2022-11-22 01:25:25,862 INFO L895 garLoopResultBuilder]: At program point L3931(line 3931) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,862 INFO L899 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2022-11-22 01:25:25,862 INFO L899 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2022-11-22 01:25:25,862 INFO L895 garLoopResultBuilder]: At program point L3927(line 3927) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,862 INFO L899 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2022-11-22 01:25:25,862 INFO L895 garLoopResultBuilder]: At program point L3925(line 3925) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,863 INFO L899 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2022-11-22 01:25:25,863 INFO L895 garLoopResultBuilder]: At program point L3923(line 3923) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,863 INFO L902 garLoopResultBuilder]: At program point L3917-1(line 3917) the Hoare annotation is: true [2022-11-22 01:25:25,863 INFO L895 garLoopResultBuilder]: At program point L3917(line 3917) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_state_variable_3~0)| 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,863 INFO L895 garLoopResultBuilder]: At program point phantom_removeENTRY(lines 3912 3934) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_state_variable_3~0)| 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,863 INFO L899 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2022-11-22 01:25:25,864 INFO L895 garLoopResultBuilder]: At program point L3928(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,864 INFO L895 garLoopResultBuilder]: At program point L3926(line 3926) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,864 INFO L895 garLoopResultBuilder]: At program point L3928-1(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,864 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,864 INFO L899 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2022-11-22 01:25:25,864 INFO L895 garLoopResultBuilder]: At program point L3922(line 3922) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-22 01:25:25,864 INFO L899 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L902 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L902 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2022-11-22 01:25:25,865 INFO L902 garLoopResultBuilder]: At program point L3691-2(lines 3691 3695) the Hoare annotation is: true [2022-11-22 01:25:25,865 INFO L902 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2022-11-22 01:25:25,866 INFO L902 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2022-11-22 01:25:25,866 INFO L902 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: true [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2022-11-22 01:25:25,866 INFO L902 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2022-11-22 01:25:25,866 INFO L899 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-11-22 01:25:25,867 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: true [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point L5069-1(line 5069) the Hoare annotation is: true [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: true [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2022-11-22 01:25:25,867 INFO L899 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-22 01:25:25,867 INFO L902 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2022-11-22 01:25:25,868 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2022-11-22 01:25:25,868 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2022-11-22 01:25:25,868 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2022-11-22 01:25:25,868 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2022-11-22 01:25:25,868 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: true [2022-11-22 01:25:25,868 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2022-11-22 01:25:25,868 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2022-11-22 01:25:25,868 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: true [2022-11-22 01:25:25,868 INFO L902 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2022-11-22 01:25:25,869 INFO L899 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2022-11-22 01:25:25,869 INFO L899 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2022-11-22 01:25:25,869 INFO L902 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: true [2022-11-22 01:25:25,869 INFO L899 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2022-11-22 01:25:25,869 INFO L902 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: true [2022-11-22 01:25:25,869 INFO L902 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2022-11-22 01:25:25,869 INFO L899 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2022-11-22 01:25:25,869 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2022-11-22 01:25:25,870 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2022-11-22 01:25:25,870 INFO L899 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2022-11-22 01:25:25,870 INFO L902 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2022-11-22 01:25:25,870 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2022-11-22 01:25:25,870 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2022-11-22 01:25:25,870 INFO L899 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2022-11-22 01:25:25,870 INFO L902 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2022-11-22 01:25:25,870 INFO L902 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2022-11-22 01:25:25,870 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2022-11-22 01:25:25,871 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2022-11-22 01:25:25,871 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2022-11-22 01:25:25,871 INFO L902 garLoopResultBuilder]: At program point L3305-1(line 3305) the Hoare annotation is: true [2022-11-22 01:25:25,871 INFO L902 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2022-11-22 01:25:25,871 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2022-11-22 01:25:25,871 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2022-11-22 01:25:25,871 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2022-11-22 01:25:25,872 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-11-22 01:25:25,872 INFO L902 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2022-11-22 01:25:25,872 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2022-11-22 01:25:25,872 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2022-11-22 01:25:25,872 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_open_lock_of_phantom_deviceENTRY(lines 4846 4856) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|))) (.cse4 (= ~ldv_mutex_open_lock_of_phantom_device~0 2))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_phantom_mutex~0 1)) .cse4) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4))) [2022-11-22 01:25:25,872 INFO L899 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2022-11-22 01:25:25,873 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2022-11-22 01:25:25,873 INFO L895 garLoopResultBuilder]: At program point L4851(line 4851) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|)))) (and (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_phantom_mutex~0 1))))) [2022-11-22 01:25:25,873 INFO L899 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2022-11-22 01:25:25,873 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2022-11-22 01:25:25,873 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2022-11-22 01:25:25,873 INFO L899 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2022-11-22 01:25:25,873 INFO L902 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2022-11-22 01:25:25,873 INFO L902 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2022-11-22 01:25:25,874 INFO L899 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2022-11-22 01:25:25,874 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2022-11-22 01:25:25,874 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2022-11-22 01:25:25,874 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2022-11-22 01:25:25,874 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2022-11-22 01:25:25,874 INFO L895 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,874 INFO L899 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2022-11-22 01:25:25,874 INFO L899 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2022-11-22 01:25:25,875 INFO L895 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2022-11-22 01:25:25,875 INFO L902 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2022-11-22 01:25:25,875 INFO L895 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,875 INFO L895 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2022-11-22 01:25:25,875 INFO L895 garLoopResultBuilder]: At program point L4793-1(lines 4791 4794) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,875 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2022-11-22 01:25:25,875 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2022-11-22 01:25:25,876 INFO L899 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2022-11-22 01:25:25,876 INFO L895 garLoopResultBuilder]: At program point L4133(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,876 INFO L895 garLoopResultBuilder]: At program point L4001(lines 4001 4005) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,876 INFO L899 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2022-11-22 01:25:25,876 INFO L895 garLoopResultBuilder]: At program point L3869(line 3869) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,876 INFO L899 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2022-11-22 01:25:25,876 INFO L895 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2022-11-22 01:25:25,877 INFO L895 garLoopResultBuilder]: At program point L4761-1(lines 4759 4762) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,877 INFO L899 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2022-11-22 01:25:25,877 INFO L895 garLoopResultBuilder]: At program point L4167(line 4167) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,877 INFO L895 garLoopResultBuilder]: At program point L3870(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,877 INFO L895 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,877 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2022-11-22 01:25:25,877 INFO L895 garLoopResultBuilder]: At program point L3870-1(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,878 INFO L895 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-22 01:25:25,878 INFO L895 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-22 01:25:25,878 INFO L895 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-22 01:25:25,878 INFO L899 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2022-11-22 01:25:25,878 INFO L895 garLoopResultBuilder]: At program point L4366-1(line 4366) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,878 INFO L895 garLoopResultBuilder]: At program point L4036(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,878 INFO L895 garLoopResultBuilder]: At program point L4036-1(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,879 INFO L895 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2022-11-22 01:25:25,879 INFO L895 garLoopResultBuilder]: At program point L4895-1(lines 4893 4896) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,879 INFO L895 garLoopResultBuilder]: At program point L4367(lines 4363 4370) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,879 INFO L899 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2022-11-22 01:25:25,879 INFO L895 garLoopResultBuilder]: At program point L4268(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,879 INFO L899 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2022-11-22 01:25:25,880 INFO L895 garLoopResultBuilder]: At program point L4037(line 4037) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,880 INFO L895 garLoopResultBuilder]: At program point L3872(lines 3872 3876) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,880 INFO L899 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2022-11-22 01:25:25,880 INFO L895 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,880 INFO L899 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2022-11-22 01:25:25,881 INFO L895 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,881 INFO L899 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2022-11-22 01:25:25,881 INFO L895 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,881 INFO L895 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,881 INFO L895 garLoopResultBuilder]: At program point L4997-1(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,881 INFO L895 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,882 INFO L895 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,882 INFO L899 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2022-11-22 01:25:25,882 INFO L895 garLoopResultBuilder]: At program point L4007(lines 4007 4011) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,882 INFO L899 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2022-11-22 01:25:25,882 INFO L895 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,882 INFO L895 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,883 INFO L899 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2022-11-22 01:25:25,883 INFO L895 garLoopResultBuilder]: At program point L3644(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-22 01:25:25,883 INFO L895 garLoopResultBuilder]: At program point L3644-1(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-22 01:25:25,883 INFO L895 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,883 INFO L895 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,884 INFO L895 garLoopResultBuilder]: At program point L3942-1(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,884 INFO L899 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2022-11-22 01:25:25,884 INFO L895 garLoopResultBuilder]: At program point L3645-2(lines 3645 3649) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-22 01:25:25,884 INFO L895 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,884 INFO L895 garLoopResultBuilder]: At program point L4339-1(lines 4335 4342) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,884 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-22 01:25:25,885 INFO L895 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,885 INFO L895 garLoopResultBuilder]: At program point L3878(lines 3878 3882) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,885 INFO L895 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,885 INFO L895 garLoopResultBuilder]: At program point L4374(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,885 INFO L895 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,886 INFO L895 garLoopResultBuilder]: At program point L4374-1(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,886 INFO L899 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2022-11-22 01:25:25,886 INFO L899 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2022-11-22 01:25:25,886 INFO L899 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2022-11-22 01:25:25,886 INFO L895 garLoopResultBuilder]: At program point L4375(lines 4371 4378) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,886 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2022-11-22 01:25:25,887 INFO L895 garLoopResultBuilder]: At program point L4177(line 4177) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,887 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2022-11-22 01:25:25,887 INFO L895 garLoopResultBuilder]: At program point L4045-1(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,887 INFO L895 garLoopResultBuilder]: At program point L4045(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,887 INFO L895 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,888 INFO L895 garLoopResultBuilder]: At program point L3616-1(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,888 INFO L895 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,888 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2022-11-22 01:25:25,888 INFO L899 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2022-11-22 01:25:25,888 INFO L899 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2022-11-22 01:25:25,888 INFO L899 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2022-11-22 01:25:25,889 INFO L895 garLoopResultBuilder]: At program point L4014(lines 4014 4018) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,889 INFO L899 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2022-11-22 01:25:25,889 INFO L899 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2022-11-22 01:25:25,889 INFO L899 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2022-11-22 01:25:25,889 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-11-22 01:25:25,889 INFO L899 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2022-11-22 01:25:25,889 INFO L895 garLoopResultBuilder]: At program point L3652(line 3652) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-22 01:25:25,890 INFO L899 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2022-11-22 01:25:25,890 INFO L895 garLoopResultBuilder]: At program point L4214(lines 4214 4222) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,890 INFO L895 garLoopResultBuilder]: At program point L4115(lines 4115 4120) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,890 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-22 01:25:25,890 INFO L899 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2022-11-22 01:25:25,890 INFO L895 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2022-11-22 01:25:25,891 INFO L899 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-22 01:25:25,891 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-11-22 01:25:25,891 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,891 INFO L895 garLoopResultBuilder]: At program point L3885-1(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,891 INFO L895 garLoopResultBuilder]: At program point L3885(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,892 INFO L899 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2022-11-22 01:25:25,892 INFO L899 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2022-11-22 01:25:25,892 INFO L899 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2022-11-22 01:25:25,892 INFO L895 garLoopResultBuilder]: At program point L4382(line 4382) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-22 01:25:25,892 INFO L895 garLoopResultBuilder]: At program point L4382-1(line 4382) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,893 INFO L899 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2022-11-22 01:25:25,893 INFO L899 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2022-11-22 01:25:25,893 INFO L895 garLoopResultBuilder]: At program point L3953-1(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,893 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,893 INFO L895 garLoopResultBuilder]: At program point L3821(lines 3821 3826) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,893 INFO L895 garLoopResultBuilder]: At program point L3656(lines 3620 3658) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,894 INFO L895 garLoopResultBuilder]: At program point L4383(lines 4379 4386) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,894 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2022-11-22 01:25:25,894 INFO L899 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2022-11-22 01:25:25,894 INFO L895 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,894 INFO L895 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2022-11-22 01:25:25,894 INFO L899 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-22 01:25:25,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-22 01:25:25,895 INFO L895 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,895 INFO L899 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2022-11-22 01:25:25,895 INFO L895 garLoopResultBuilder]: At program point L3857(lines 3857 3861) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,895 INFO L895 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,896 INFO L899 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2022-11-22 01:25:25,896 INFO L895 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,896 INFO L899 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2022-11-22 01:25:25,896 INFO L895 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,896 INFO L895 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,896 INFO L895 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2022-11-22 01:25:25,897 INFO L899 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-22 01:25:25,897 INFO L899 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2022-11-22 01:25:25,897 INFO L899 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2022-11-22 01:25:25,897 INFO L895 garLoopResultBuilder]: At program point L3893(line 3893) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,897 INFO L899 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2022-11-22 01:25:25,897 INFO L899 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2022-11-22 01:25:25,898 INFO L895 garLoopResultBuilder]: At program point L4092(line 4092) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,898 INFO L895 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,898 INFO L899 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2022-11-22 01:25:25,898 INFO L895 garLoopResultBuilder]: At program point L3993(lines 3993 3999) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,898 INFO L895 garLoopResultBuilder]: At program point L3894(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,899 INFO L895 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,899 INFO L895 garLoopResultBuilder]: At program point L4390(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,899 INFO L895 garLoopResultBuilder]: At program point L4390-1(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,899 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2022-11-22 01:25:25,899 INFO L895 garLoopResultBuilder]: At program point L4159(lines 4159 4163) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,900 INFO L899 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2022-11-22 01:25:25,900 INFO L895 garLoopResultBuilder]: At program point L3895(line 3895) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,900 INFO L899 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2022-11-22 01:25:25,900 INFO L895 garLoopResultBuilder]: At program point L4391(lines 4387 4394) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,900 INFO L895 garLoopResultBuilder]: At program point L4358(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,900 INFO L895 garLoopResultBuilder]: At program point L4358-1(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,901 INFO L895 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,901 INFO L895 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,901 INFO L895 garLoopResultBuilder]: At program point L3863-1(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,901 INFO L895 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,901 INFO L899 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2022-11-22 01:25:25,902 INFO L899 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2022-11-22 01:25:25,902 INFO L895 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-22 01:25:25,902 INFO L895 garLoopResultBuilder]: At program point L4359(lines 4355 4362) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,902 INFO L895 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,902 INFO L895 garLoopResultBuilder]: At program point L3236-1(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,902 INFO L895 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2022-11-22 01:25:25,903 INFO L899 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-22 01:25:25,903 INFO L899 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2022-11-22 01:25:25,903 INFO L895 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,903 INFO L899 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2022-11-22 01:25:25,903 INFO L895 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,903 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2022-11-22 01:25:25,904 INFO L899 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2022-11-22 01:25:25,904 INFO L895 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,904 INFO L899 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2022-11-22 01:25:25,904 INFO L899 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2022-11-22 01:25:25,904 INFO L895 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-22 01:25:25,904 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2022-11-22 01:25:25,905 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2022-11-22 01:25:25,905 INFO L902 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2022-11-22 01:25:25,905 INFO L899 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2022-11-22 01:25:25,905 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2022-11-22 01:25:25,905 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-11-22 01:25:25,905 INFO L899 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2022-11-22 01:25:25,905 INFO L902 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2022-11-22 01:25:25,906 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2022-11-22 01:25:25,906 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-22 01:25:25,906 INFO L902 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2022-11-22 01:25:25,906 INFO L899 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2022-11-22 01:25:25,906 INFO L902 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2022-11-22 01:25:25,906 INFO L899 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2022-11-22 01:25:25,907 INFO L902 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2022-11-22 01:25:25,907 INFO L899 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2022-11-22 01:25:25,907 INFO L902 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2022-11-22 01:25:25,907 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2022-11-22 01:25:25,907 INFO L899 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2022-11-22 01:25:25,907 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2022-11-22 01:25:25,907 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2022-11-22 01:25:25,908 INFO L899 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2022-11-22 01:25:25,908 INFO L902 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2022-11-22 01:25:25,908 INFO L899 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2022-11-22 01:25:25,908 INFO L902 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2022-11-22 01:25:25,908 INFO L902 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2022-11-22 01:25:25,908 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2022-11-22 01:25:25,909 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2022-11-22 01:25:25,909 INFO L899 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2022-11-22 01:25:25,909 INFO L902 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2022-11-22 01:25:25,909 INFO L902 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2022-11-22 01:25:25,909 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-22 01:25:25,909 INFO L902 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2022-11-22 01:25:25,909 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2022-11-22 01:25:25,910 INFO L902 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2022-11-22 01:25:25,910 INFO L899 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2022-11-22 01:25:25,910 INFO L902 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2022-11-22 01:25:25,910 INFO L899 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2022-11-22 01:25:25,910 INFO L899 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2022-11-22 01:25:25,910 INFO L902 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2022-11-22 01:25:25,910 INFO L902 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2022-11-22 01:25:25,911 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-22 01:25:25,911 INFO L899 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2022-11-22 01:25:25,911 INFO L902 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2022-11-22 01:25:25,911 INFO L902 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2022-11-22 01:25:25,911 INFO L899 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2022-11-22 01:25:25,911 INFO L899 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2022-11-22 01:25:25,912 INFO L899 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2022-11-22 01:25:25,912 INFO L899 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2022-11-22 01:25:25,912 INFO L899 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2022-11-22 01:25:25,912 INFO L902 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2022-11-22 01:25:25,912 INFO L902 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2022-11-22 01:25:25,912 INFO L899 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2022-11-22 01:25:25,912 INFO L902 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2022-11-22 01:25:25,913 INFO L902 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2022-11-22 01:25:25,913 INFO L899 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2022-11-22 01:25:25,913 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-11-22 01:25:25,913 INFO L899 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2022-11-22 01:25:25,913 INFO L899 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2022-11-22 01:25:25,913 INFO L899 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2022-11-22 01:25:25,914 INFO L902 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2022-11-22 01:25:25,914 INFO L902 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2022-11-22 01:25:25,914 INFO L899 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2022-11-22 01:25:25,914 INFO L899 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2022-11-22 01:25:25,914 INFO L902 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2022-11-22 01:25:25,914 INFO L899 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2022-11-22 01:25:25,914 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-22 01:25:25,915 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-11-22 01:25:25,915 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-11-22 01:25:25,915 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-11-22 01:25:25,915 INFO L899 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2022-11-22 01:25:25,915 INFO L902 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2022-11-22 01:25:25,915 INFO L899 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2022-11-22 01:25:25,915 INFO L902 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: true [2022-11-22 01:25:25,916 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2022-11-22 01:25:25,916 INFO L899 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2022-11-22 01:25:25,916 INFO L902 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2022-11-22 01:25:25,916 INFO L899 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2022-11-22 01:25:25,916 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-11-22 01:25:25,916 INFO L899 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2022-11-22 01:25:25,917 INFO L902 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2022-11-22 01:25:25,917 INFO L899 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2022-11-22 01:25:25,917 INFO L899 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2022-11-22 01:25:25,917 INFO L899 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2022-11-22 01:25:25,917 INFO L899 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2022-11-22 01:25:25,917 INFO L899 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2022-11-22 01:25:25,917 INFO L902 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2022-11-22 01:25:25,918 INFO L899 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2022-11-22 01:25:25,918 INFO L899 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2022-11-22 01:25:25,918 INFO L899 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2022-11-22 01:25:25,918 INFO L902 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2022-11-22 01:25:25,918 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-11-22 01:25:25,918 INFO L899 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2022-11-22 01:25:25,918 INFO L902 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2022-11-22 01:25:25,919 INFO L899 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2022-11-22 01:25:25,919 INFO L902 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2022-11-22 01:25:25,919 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_phantom_mutexENTRY(lines 4948 4958) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_mutex_phantom_mutex~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|))) [2022-11-22 01:25:25,919 INFO L899 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2022-11-22 01:25:25,919 INFO L895 garLoopResultBuilder]: At program point L4953(line 4953) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|))) [2022-11-22 01:25:25,919 INFO L899 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2022-11-22 01:25:25,920 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2022-11-22 01:25:25,920 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2022-11-22 01:25:25,920 INFO L899 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2022-11-22 01:25:25,920 INFO L902 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2022-11-22 01:25:25,920 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2022-11-22 01:25:25,924 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:25:25,926 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 01:25:25,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:25:25 BoogieIcfgContainer [2022-11-22 01:25:25,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 01:25:25,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 01:25:25,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 01:25:25,955 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 01:25:25,955 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:25:06" (3/4) ... [2022-11-22 01:25:25,958 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 01:25:25,964 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-22 01:25:25,964 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2022-11-22 01:25:25,964 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-22 01:25:25,965 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2022-11-22 01:25:25,966 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2022-11-22 01:25:25,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2022-11-22 01:25:25,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2022-11-22 01:25:25,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-22 01:25:25,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-22 01:25:25,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-22 01:25:25,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-22 01:25:25,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-22 01:25:25,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2022-11-22 01:25:25,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2022-11-22 01:25:25,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-22 01:25:25,995 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 444 nodes and edges [2022-11-22 01:25:25,998 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 167 nodes and edges [2022-11-22 01:25:26,001 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2022-11-22 01:25:26,003 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-22 01:25:26,006 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-22 01:25:26,009 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-22 01:25:26,011 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-22 01:25:26,014 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 01:25:26,230 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 01:25:26,231 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 01:25:26,231 INFO L158 Benchmark]: Toolchain (without parser) took 25462.06ms. Allocated memory was 205.5MB in the beginning and 610.3MB in the end (delta: 404.8MB). Free memory was 166.0MB in the beginning and 207.6MB in the end (delta: -41.6MB). Peak memory consumption was 365.3MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,232 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:25:26,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1887.35ms. Allocated memory is still 205.5MB. Free memory was 165.6MB in the beginning and 143.2MB in the end (delta: 22.4MB). Peak memory consumption was 91.6MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.26ms. Allocated memory is still 205.5MB. Free memory was 142.2MB in the beginning and 132.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,233 INFO L158 Benchmark]: Boogie Preprocessor took 123.64ms. Allocated memory is still 205.5MB. Free memory was 132.8MB in the beginning and 121.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,233 INFO L158 Benchmark]: RCFGBuilder took 3313.66ms. Allocated memory was 205.5MB in the beginning and 323.0MB in the end (delta: 117.4MB). Free memory was 121.2MB in the beginning and 232.0MB in the end (delta: -110.8MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,233 INFO L158 Benchmark]: TraceAbstraction took 19647.13ms. Allocated memory was 323.0MB in the beginning and 610.3MB in the end (delta: 287.3MB). Free memory was 232.0MB in the beginning and 240.7MB in the end (delta: -8.7MB). Peak memory consumption was 284.9MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,234 INFO L158 Benchmark]: Witness Printer took 276.53ms. Allocated memory is still 610.3MB. Free memory was 240.7MB in the beginning and 207.6MB in the end (delta: 33.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-22 01:25:26,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1887.35ms. Allocated memory is still 205.5MB. Free memory was 165.6MB in the beginning and 143.2MB in the end (delta: 22.4MB). Peak memory consumption was 91.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.26ms. Allocated memory is still 205.5MB. Free memory was 142.2MB in the beginning and 132.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.64ms. Allocated memory is still 205.5MB. Free memory was 132.8MB in the beginning and 121.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3313.66ms. Allocated memory was 205.5MB in the beginning and 323.0MB in the end (delta: 117.4MB). Free memory was 121.2MB in the beginning and 232.0MB in the end (delta: -110.8MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. * TraceAbstraction took 19647.13ms. Allocated memory was 323.0MB in the beginning and 610.3MB in the end (delta: 287.3MB). Free memory was 232.0MB in the beginning and 240.7MB in the end (delta: -8.7MB). Peak memory consumption was 284.9MB. Max. memory is 16.1GB. * Witness Printer took 276.53ms. Allocated memory is still 610.3MB. Free memory was 240.7MB in the beginning and 207.6MB in the end (delta: 33.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * 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: 4431]: 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 35 procedures, 422 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.5s, OverallIterations: 11, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4869 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4829 mSDsluCounter, 10031 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3694 mSDsCounter, 61 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2338 IncrementalHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 61 mSolverCounterUnsat, 6337 mSDtfsCounter, 2338 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1955occurred in iteration=6, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 173 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 222 LocationsWithAnnotation, 3298 PreInvPairs, 3635 NumberOfFragments, 2185 HoareAnnotationTreeSize, 3298 FomulaSimplifications, 1303 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 222 FomulaSimplificationsInter, 20376 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 779 NumberOfCodeBlocks, 779 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 767 ConstructedInterpolants, 0 QuantifiedInterpolants, 1409 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2300 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 243/246 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: 4335]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3872]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 5069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3857]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4092]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4387]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4115]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4759]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3885]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4363]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4403]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3878]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4045]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4001]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4395]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3953]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3801]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4355]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && tmp + 4 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3236]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4371]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3863]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3993]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4007]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0 - InvariantResult [Line: 4997]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4214]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4791]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3620]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4159]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4893]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4014]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4177]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3942]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3870]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3821]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 RESULT: Ultimate proved your program to be correct! [2022-11-22 01:25:26,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d7a17b-cbe7-4573-9f8b-92a8e2bf6df1/bin/utaipan-g80aRyZoba/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