./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW --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 ec6cba5f5f4c9f3e416639263c293e596e3b102a1b9a398d06c7ffc9f342005b --- 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-4e7fbc6 [2022-11-23 14:53:52,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:53:52,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:53:52,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:53:52,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:53:52,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:53:52,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:53:52,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:53:52,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:53:52,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:53:52,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:53:52,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:53:52,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:53:52,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:53:52,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:53:52,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:53:52,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:53:52,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:53:52,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:53:52,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:53:52,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:53:52,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:53:52,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:53:52,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:53:52,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:53:52,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:53:52,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:53:52,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:53:52,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:53:52,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:53:52,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:53:52,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:53:52,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:53:52,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:53:52,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:53:52,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:53:52,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:53:52,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:53:52,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:53:52,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:53:52,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:53:52,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:53:52,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:53:52,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:53:52,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:53:52,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:53:52,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:53:52,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:53:52,500 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:53:52,501 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:53:52,501 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:53:52,501 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:53:52,502 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:53:52,502 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:53:52,503 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:53:52,503 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:53:52,503 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:53:52,503 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:53:52,504 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:53:52,504 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:53:52,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:53:52,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:53:52,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:53:52,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:53:52,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:53:52,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:53:52,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:53:52,507 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:53:52,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:53:52,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:53:52,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:53:52,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:53:52,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:53:52,508 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:53:52,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:53:52,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:53:52,509 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:53:52,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:53:52,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:53:52,510 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:53:52,510 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_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec6cba5f5f4c9f3e416639263c293e596e3b102a1b9a398d06c7ffc9f342005b [2022-11-23 14:53:52,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:53:52,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:53:52,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:53:52,832 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:53:52,832 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:53:52,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i [2022-11-23 14:53:55,921 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:53:56,956 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:53:56,957 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i [2022-11-23 14:53:57,044 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/data/9c6432b4f/3536c4a9c30d4d22a68f78d274db7b64/FLAGa029d3f95 [2022-11-23 14:53:57,064 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/data/9c6432b4f/3536c4a9c30d4d22a68f78d274db7b64 [2022-11-23 14:53:57,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:53:57,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:53:57,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:53:57,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:53:57,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:53:57,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:53:57" (1/1) ... [2022-11-23 14:53:57,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2138524b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:57, skipping insertion in model container [2022-11-23 14:53:57,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:53:57" (1/1) ... [2022-11-23 14:53:57,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:53:57,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:54:08,777 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_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i[838018,838031] [2022-11-23 14:54:09,405 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-23 14:54:09,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:54:09,623 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:54:10,736 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_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i[838018,838031] [2022-11-23 14:54:10,797 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-23 14:54:10,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:54:11,978 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:54:11,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11 WrapperNode [2022-11-23 14:54:11,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:54:11,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:54:11,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:54:11,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:54:11,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:12,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:13,172 INFO L138 Inliner]: procedures = 1203, calls = 11871, calls flagged for inlining = 393, calls inlined = 386, statements flattened = 21736 [2022-11-23 14:54:13,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:54:13,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:54:13,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:54:13,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:54:13,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:13,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:13,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:13,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:14,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:14,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:14,408 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:14,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:14,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:54:14,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:54:14,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:54:14,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:54:14,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (1/1) ... [2022-11-23 14:54:14,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:54:14,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:54:14,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:54:14,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fde9b3d-f0b3-4794-98f6-fea7c6639a0f/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:54:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2022-11-23 14:54:14,710 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2022-11-23 14:54:14,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex_of_vmw_fence_manager [2022-11-23 14:54:14,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex_of_vmw_fence_manager [2022-11-23 14:54:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2022-11-23 14:54:14,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2022-11-23 14:54:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_init [2022-11-23 14:54:14,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_init [2022-11-23 14:54:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_set_property [2022-11-23 14:54:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_set_property [2022-11-23 14:54:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_bind [2022-11-23 14:54:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_bind [2022-11-23 14:54:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex_of_vmw_private [2022-11-23 14:54:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex_of_vmw_private [2022-11-23 14:54:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-11-23 14:54:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-11-23 14:54:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2022-11-23 14:54:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2022-11-23 14:54:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_lookup [2022-11-23 14:54:14,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_lookup [2022-11-23 14:54:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex_of_vmw_fifo_state [2022-11-23 14:54:14,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex_of_vmw_fifo_state [2022-11-23 14:54:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_postclose [2022-11-23 14:54:14,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_postclose [2022-11-23 14:54:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:54:14,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-23 14:54:14,717 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-23 14:54:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_create_handle [2022-11-23 14:54:14,717 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_create_handle [2022-11-23 14:54:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_round_pot [2022-11-23 14:54:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_round_pot [2022-11-23 14:54:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_single_bo [2022-11-23 14:54:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_single_bo [2022-11-23 14:54:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_get [2022-11-23 14:54:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_get [2022-11-23 14:54:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-23 14:54:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-23 14:54:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2022-11-23 14:54:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2022-11-23 14:54:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmw_gmrid_manager_func_release_7 [2022-11-23 14:54:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmw_gmrid_manager_func_release_7 [2022-11-23 14:54:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_read_lock [2022-11-23 14:54:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_read_lock [2022-11-23 14:54:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2022-11-23 14:54:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2022-11-23 14:54:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2022-11-23 14:54:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2022-11-23 14:54:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2022-11-23 14:54:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2022-11-23 14:54:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_takedown [2022-11-23 14:54:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_takedown [2022-11-23 14:54:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2022-11-23 14:54:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2022-11-23 14:54:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_disable_vblank [2022-11-23 14:54:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_disable_vblank [2022-11-23 14:54:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2022-11-23 14:54:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2022-11-23 14:54:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_free [2022-11-23 14:54:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_free [2022-11-23 14:54:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2022-11-23 14:54:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2022-11-23 14:54:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2022-11-23 14:54:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2022-11-23 14:54:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2022-11-23 14:54:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2022-11-23 14:54:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 14:54:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 14:54:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_drop [2022-11-23 14:54:14,726 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_drop [2022-11-23 14:54:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-23 14:54:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 14:54:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 14:54:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-23 14:54:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-23 14:54:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2022-11-23 14:54:14,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2022-11-23 14:54:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex_of_vmw_private [2022-11-23 14:54:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex_of_vmw_private [2022-11-23 14:54:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 14:54:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 14:54:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-11-23 14:54:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-11-23 14:54:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 14:54:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 14:54:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2022-11-23 14:54:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2022-11-23 14:54:14,731 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_verify_access [2022-11-23 14:54:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_verify_access [2022-11-23 14:54:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2022-11-23 14:54:14,732 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2022-11-23 14:54:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-11-23 14:54:14,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-11-23 14:54:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_ref_object_add [2022-11-23 14:54:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_ref_object_add [2022-11-23 14:54:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:54:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2022-11-23 14:54:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2022-11-23 14:54:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2022-11-23 14:54:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2022-11-23 14:54:14,734 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release_id [2022-11-23 14:54:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release_id [2022-11-23 14:54:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_vrefresh [2022-11-23 14:54:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_vrefresh [2022-11-23 14:54:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dumb_create [2022-11-23 14:54:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dumb_create [2022-11-23 14:54:14,735 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_translate_guest_ptr [2022-11-23 14:54:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_translate_guest_ptr [2022-11-23 14:54:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2022-11-23 14:54:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2022-11-23 14:54:14,740 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-23 14:54:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-23 14:54:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2022-11-23 14:54:14,743 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2022-11-23 14:54:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2022-11-23 14:54:14,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2022-11-23 14:54:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2022-11-23 14:54:14,744 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2022-11-23 14:54:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-23 14:54:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-23 14:54:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2022-11-23 14:54:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2022-11-23 14:54:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2022-11-23 14:54:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2022-11-23 14:54:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:54:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_unlock [2022-11-23 14:54:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_unlock [2022-11-23 14:54:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2022-11-23 14:54:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2022-11-23 14:54:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2022-11-23 14:54:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2022-11-23 14:54:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2022-11-23 14:54:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2022-11-23 14:54:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-23 14:54:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-23 14:54:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2022-11-23 14:54:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2022-11-23 14:54:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_evict_mm [2022-11-23 14:54:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_evict_mm [2022-11-23 14:54:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:54:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2022-11-23 14:54:14,755 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2022-11-23 14:54:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2022-11-23 14:54:14,755 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2022-11-23 14:54:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:54:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 14:54:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_to_validate_list [2022-11-23 14:54:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_to_validate_list [2022-11-23 14:54:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2022-11-23 14:54:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2022-11-23 14:54:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2022-11-23 14:54:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2022-11-23 14:54:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2022-11-23 14:54:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2022-11-23 14:54:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-23 14:54:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-23 14:54:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2022-11-23 14:54:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2022-11-23 14:54:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-23 14:54:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-23 14:54:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2022-11-23 14:54:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2022-11-23 14:54:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 14:54:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 14:54:14,760 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2022-11-23 14:54:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2022-11-23 14:54:14,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex_of_vmw_master [2022-11-23 14:54:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex_of_vmw_master [2022-11-23 14:54:14,760 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2022-11-23 14:54:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2022-11-23 14:54:14,761 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2022-11-23 14:54:14,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2022-11-23 14:54:14,761 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_dpms [2022-11-23 14:54:14,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_dpms [2022-11-23 14:54:14,761 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_create [2022-11-23 14:54:14,761 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_create [2022-11-23 14:54:14,762 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2022-11-23 14:54:14,762 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2022-11-23 14:54:14,762 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_create [2022-11-23 14:54:14,762 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_create [2022-11-23 14:54:14,762 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-23 14:54:14,762 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-23 14:54:14,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:54:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:54:14,763 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2022-11-23 14:54:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2022-11-23 14:54:14,763 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2022-11-23 14:54:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2022-11-23 14:54:14,764 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2022-11-23 14:54:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2022-11-23 14:54:14,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex_of_vmw_private [2022-11-23 14:54:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex_of_vmw_private [2022-11-23 14:54:14,764 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_alloc_id [2022-11-23 14:54:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_alloc_id [2022-11-23 14:54:14,764 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_read_unlock [2022-11-23 14:54:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_read_unlock [2022-11-23 14:54:14,765 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2022-11-23 14:54:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2022-11-23 14:54:14,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 14:54:14,765 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2022-11-23 14:54:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2022-11-23 14:54:14,766 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_preclose [2022-11-23 14:54:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_preclose [2022-11-23 14:54:14,766 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-11-23 14:54:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-11-23 14:54:14,766 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_resource_lookup_handle [2022-11-23 14:54:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_resource_lookup_handle [2022-11-23 14:54:14,767 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_pan_display [2022-11-23 14:54:14,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_pan_display [2022-11-23 14:54:14,767 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2022-11-23 14:54:14,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2022-11-23 14:54:14,767 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-23 14:54:14,767 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-23 14:54:14,768 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_object_find [2022-11-23 14:54:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_object_find [2022-11-23 14:54:14,768 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_buf_alloc [2022-11-23 14:54:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_buf_alloc [2022-11-23 14:54:14,768 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-23 14:54:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-23 14:54:14,769 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_attach_encoder [2022-11-23 14:54:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_attach_encoder [2022-11-23 14:54:14,769 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2022-11-23 14:54:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2022-11-23 14:54:14,769 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 14:54:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 14:54:14,770 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2022-11-23 14:54:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2022-11-23 14:54:14,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 14:54:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 14:54:14,770 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_res_to_srf [2022-11-23 14:54:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_res_to_srf [2022-11-23 14:54:14,771 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_readback [2022-11-23 14:54:14,771 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_readback [2022-11-23 14:54:14,771 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_destroy [2022-11-23 14:54:14,771 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_destroy [2022-11-23 14:54:14,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 14:54:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 14:54:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_crtc_set_gamma_size [2022-11-23 14:54:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_crtc_set_gamma_size [2022-11-23 14:54:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2022-11-23 14:54:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2022-11-23 14:54:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2022-11-23 14:54:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2022-11-23 14:54:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-23 14:54:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-23 14:54:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure __vmw_execbuf_release_pinned_bo [2022-11-23 14:54:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __vmw_execbuf_release_pinned_bo [2022-11-23 14:54:14,780 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_get_image_buffer_size [2022-11-23 14:54:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_get_image_buffer_size [2022-11-23 14:54:14,780 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2022-11-23 14:54:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2022-11-23 14:54:14,780 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-23 14:54:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-23 14:54:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_bind [2022-11-23 14:54:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_bind [2022-11-23 14:54:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_update_layout [2022-11-23 14:54:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_update_layout [2022-11-23 14:54:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:54:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 14:54:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 14:54:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-11-23 14:54:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:54:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-23 14:54:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-23 14:54:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-23 14:54:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-23 14:54:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-23 14:54:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-23 14:54:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex_of_vmw_master [2022-11-23 14:54:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex_of_vmw_master [2022-11-23 14:54:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_probe [2022-11-23 14:54:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_probe [2022-11-23 14:54:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_reference [2022-11-23 14:54:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_reference [2022-11-23 14:54:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_cursor_set [2022-11-23 14:54:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_cursor_set [2022-11-23 14:54:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_dirty [2022-11-23 14:54:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_dirty [2022-11-23 14:54:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2022-11-23 14:54:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2022-11-23 14:54:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ht_remove_item [2022-11-23 14:54:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ht_remove_item [2022-11-23 14:54:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_present_ioctl [2022-11-23 14:54:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_present_ioctl [2022-11-23 14:54:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-23 14:54:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-23 14:54:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-23 14:54:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-23 14:54:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-23 14:54:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-23 14:54:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure ida_remove [2022-11-23 14:54:14,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_remove [2022-11-23 14:54:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2022-11-23 14:54:14,787 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2022-11-23 14:54:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex_of_vmw_private [2022-11-23 14:54:14,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex_of_vmw_private [2022-11-23 14:54:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2022-11-23 14:54:14,787 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2022-11-23 14:54:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-23 14:54:14,788 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-23 14:54:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2022-11-23 14:54:14,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2022-11-23 14:54:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_set [2022-11-23 14:54:14,788 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_set [2022-11-23 14:54:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-11-23 14:54:14,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-11-23 14:54:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_drm_mode_config [2022-11-23 14:54:14,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_drm_mode_config [2022-11-23 14:54:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2022-11-23 14:54:14,789 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2022-11-23 14:54:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-23 14:54:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-23 14:54:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_restore [2022-11-23 14:54:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_restore [2022-11-23 14:54:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2022-11-23 14:54:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2022-11-23 14:54:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2022-11-23 14:54:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_pool_populate [2022-11-23 14:54:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_dirty_mark [2022-11-23 14:54:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_dirty_mark [2022-11-23 14:54:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_dmabuf_lookup [2022-11-23 14:54:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_dmabuf_lookup [2022-11-23 14:54:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2022-11-23 14:54:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2022-11-23 14:54:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2022-11-23 14:54:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2022-11-23 14:54:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2022-11-23 14:54:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2022-11-23 14:54:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex_of_vmw_private [2022-11-23 14:54:14,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex_of_vmw_private [2022-11-23 14:54:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:54:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_check_var [2022-11-23 14:54:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_check_var [2022-11-23 14:54:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2022-11-23 14:54:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2022-11-23 14:54:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure do_dmabuf_define_gmrfb [2022-11-23 14:54:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure do_dmabuf_define_gmrfb [2022-11-23 14:54:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_detect [2022-11-23 14:54:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_detect [2022-11-23 14:54:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-23 14:54:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-23 14:54:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:54:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:54:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fasync [2022-11-23 14:54:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fasync [2022-11-23 14:54:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure do_surface_dirty_sou [2022-11-23 14:54:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure do_surface_dirty_sou [2022-11-23 14:54:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2022-11-23 14:54:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2022-11-23 14:54:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_free [2022-11-23 14:54:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_free [2022-11-23 14:54:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure do_dmabuf_dirty_sou [2022-11-23 14:54:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure do_dmabuf_dirty_sou [2022-11-23 14:54:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_dma_buffer [2022-11-23 14:54:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_dma_buffer [2022-11-23 14:54:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2022-11-23 14:54:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2022-11-23 14:54:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_free_relocations [2022-11-23 14:54:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_free_relocations [2022-11-23 14:54:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_dma [2022-11-23 14:54:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_dma [2022-11-23 14:54:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-23 14:54:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-23 14:54:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-23 14:54:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-23 14:54:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2022-11-23 14:54:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2022-11-23 14:54:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2022-11-23 14:54:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2022-11-23 14:54:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_save_vga [2022-11-23 14:54:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_save_vga [2022-11-23 14:54:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-23 14:54:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-23 14:54:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2022-11-23 14:54:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2022-11-23 14:54:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_lookup [2022-11-23 14:54:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_lookup [2022-11-23 14:54:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_io_mem_reserve [2022-11-23 14:54:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_io_mem_reserve [2022-11-23 14:54:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-23 14:54:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-23 14:54:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2022-11-23 14:54:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2022-11-23 14:54:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_call_rcu [2022-11-23 14:54:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_call_rcu [2022-11-23 14:54:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2022-11-23 14:54:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2022-11-23 14:54:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-23 14:54:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-23 14:54:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-23 14:54:14,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-23 14:54:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-11-23 14:54:14,803 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-11-23 14:54:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2022-11-23 14:54:14,803 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2022-11-23 14:54:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-11-23 14:54:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-11-23 14:54:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure drm_irq_uninstall [2022-11-23 14:54:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_irq_uninstall [2022-11-23 14:54:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2022-11-23 14:54:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2022-11-23 14:54:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2022-11-23 14:54:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2022-11-23 14:54:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2022-11-23 14:54:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2022-11-23 14:54:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 14:54:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 14:54:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2022-11-23 14:54:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2022-11-23 14:54:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_present_readback_ioctl [2022-11-23 14:54:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_present_readback_ioctl [2022-11-23 14:54:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_ref [2022-11-23 14:54:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_ref [2022-11-23 14:54:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2022-11-23 14:54:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2022-11-23 14:54:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 14:54:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 14:54:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-11-23 14:54:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-11-23 14:54:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_init [2022-11-23 14:54:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_init [2022-11-23 14:54:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2022-11-23 14:54:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2022-11-23 14:54:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_to_res [2022-11-23 14:54:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_to_res [2022-11-23 14:54:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_get_vblank_counter [2022-11-23 14:54:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_get_vblank_counter [2022-11-23 14:54:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2022-11-23 14:54:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2022-11-23 14:54:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2022-11-23 14:54:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2022-11-23 14:54:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-11-23 14:54:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-11-23 14:54:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_context_init [2022-11-23 14:54:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_context_init [2022-11-23 14:54:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_lookup_handle [2022-11-23 14:54:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_lookup_handle [2022-11-23 14:54:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:54:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:54:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_fill_modes [2022-11-23 14:54:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_fill_modes [2022-11-23 14:54:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2022-11-23 14:54:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2022-11-23 14:54:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2022-11-23 14:54:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2022-11-23 14:54:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_unbind [2022-11-23 14:54:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_unbind [2022-11-23 14:54:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_relocation_add [2022-11-23 14:54:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_relocation_add [2022-11-23 14:54:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2022-11-23 14:54:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2022-11-23 14:54:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 14:54:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 14:54:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2022-11-23 14:54:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2022-11-23 14:54:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_available [2022-11-23 14:54:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_available [2022-11-23 14:54:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_cursor_move [2022-11-23 14:54:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_cursor_move [2022-11-23 14:54:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2022-11-23 14:54:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2022-11-23 14:54:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_postinstall [2022-11-23 14:54:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_postinstall [2022-11-23 14:54:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure drm_object_attach_property [2022-11-23 14:54:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_object_attach_property [2022-11-23 14:54:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_ioctl [2022-11-23 14:54:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_ioctl [2022-11-23 14:54:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 14:54:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2022-11-23 14:54:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2022-11-23 14:54:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_check_all [2022-11-23 14:54:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_check_all [2022-11-23 14:54:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-23 14:54:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-23 14:54:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_to_res [2022-11-23 14:54:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_to_res [2022-11-23 14:54:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2022-11-23 14:54:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2022-11-23 14:54:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:54:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-23 14:54:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-23 14:54:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 14:54:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 14:54:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex_of_vmw_fence_manager [2022-11-23 14:54:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex_of_vmw_fence_manager [2022-11-23 14:54:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_activate [2022-11-23 14:54:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_activate [2022-11-23 14:54:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2022-11-23 14:54:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2022-11-23 14:54:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-11-23 14:54:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-11-23 14:54:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_enable_vblank [2022-11-23 14:54:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_enable_vblank [2022-11-23 14:54:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_get_node [2022-11-23 14:54:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_get_node [2022-11-23 14:54:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_duplicate [2022-11-23 14:54:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_duplicate [2022-11-23 14:54:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dumb_map_offset [2022-11-23 14:54:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dumb_map_offset [2022-11-23 14:54:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2022-11-23 14:54:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2022-11-23 14:54:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_vmw_overlay [2022-11-23 14:54:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_vmw_overlay [2022-11-23 14:54:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_position [2022-11-23 14:54:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_position [2022-11-23 14:54:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 14:54:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2022-11-23 14:54:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2022-11-23 14:54:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-23 14:54:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-23 14:54:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure drm_open [2022-11-23 14:54:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_open [2022-11-23 14:54:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 14:54:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 14:54:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-11-23 14:54:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-11-23 14:54:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_probed_add [2022-11-23 14:54:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_probed_add [2022-11-23 14:54:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 14:54:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_clear_validations [2022-11-23 14:54:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_clear_validations [2022-11-23 14:54:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_ref_object_base_unref [2022-11-23 14:54:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_ref_object_base_unref [2022-11-23 14:54:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2022-11-23 14:54:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2022-11-23 14:54:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-23 14:54:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-23 14:54:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_page_flip [2022-11-23 14:54:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_page_flip [2022-11-23 14:54:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2022-11-23 14:54:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2022-11-23 14:54:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_calculate_pitch [2022-11-23 14:54:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_calculate_pitch [2022-11-23 14:54:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 14:54:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 14:54:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure clamped_umul32 [2022-11-23 14:54:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure clamped_umul32 [2022-11-23 14:54:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2022-11-23 14:54:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2022-11-23 14:54:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2022-11-23 14:54:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2022-11-23 14:54:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2022-11-23 14:54:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2022-11-23 14:54:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2022-11-23 14:54:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2022-11-23 14:54:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-23 14:54:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-23 14:54:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-23 14:54:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-23 14:54:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2022-11-23 14:54:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2022-11-23 14:54:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2022-11-23 14:54:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2022-11-23 14:54:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_copy_fence_user [2022-11-23 14:54:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_copy_fence_user [2022-11-23 14:54:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2022-11-23 14:54:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2022-11-23 14:54:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_list_unreference [2022-11-23 14:54:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_list_unreference [2022-11-23 14:54:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2022-11-23 14:54:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2022-11-23 14:54:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-23 14:54:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-23 14:54:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:54:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:54:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:54:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:54:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_lock [2022-11-23 14:54:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_lock [2022-11-23 14:54:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2022-11-23 14:54:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2022-11-23 14:54:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2022-11-23 14:54:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2022-11-23 14:54:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2022-11-23 14:54:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_pool_unpopulate [2022-11-23 14:54:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2022-11-23 14:54:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2022-11-23 14:54:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2022-11-23 14:54:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2022-11-23 14:54:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2022-11-23 14:54:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2022-11-23 14:54:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-11-23 14:54:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-11-23 14:54:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_debug [2022-11-23 14:54:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_debug [2022-11-23 14:54:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_preinstall [2022-11-23 14:54:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_preinstall [2022-11-23 14:54:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2022-11-23 14:54:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2022-11-23 14:54:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure drm_release [2022-11-23 14:54:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_release [2022-11-23 14:54:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-23 14:54:14,833 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-23 14:54:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_do_evict [2022-11-23 14:54:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_do_evict [2022-11-23 14:54:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-23 14:54:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-23 14:54:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-23 14:54:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-23 14:54:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_validate_mode_vram [2022-11-23 14:54:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_validate_mode_vram [2022-11-23 14:54:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2022-11-23 14:54:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2022-11-23 14:54:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_process [2022-11-23 14:54:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_process [2022-11-23 14:54:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_save [2022-11-23 14:54:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_save [2022-11-23 14:54:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2022-11-23 14:54:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2022-11-23 14:54:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_init [2022-11-23 14:54:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_init [2022-11-23 14:54:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_open [2022-11-23 14:54:14,836 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_open [2022-11-23 14:54:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex_of_vmw_private [2022-11-23 14:54:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex_of_vmw_private [2022-11-23 14:54:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-23 14:54:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-23 14:54:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_flush [2022-11-23 14:54:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_flush [2022-11-23 14:54:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 14:54:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure drm_encoder_init [2022-11-23 14:54:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_encoder_init [2022-11-23 14:54:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2022-11-23 14:54:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2022-11-23 14:54:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2022-11-23 14:54:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2022-11-23 14:54:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_lock_set_kill [2022-11-23 14:54:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_lock_set_kill [2022-11-23 14:54:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2022-11-23 14:54:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2022-11-23 14:54:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2022-11-23 14:54:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2022-11-23 14:54:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-23 14:54:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-23 14:54:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2022-11-23 14:54:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2022-11-23 14:54:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~X~$Pointer$~TO~int [2022-11-23 14:54:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~X~$Pointer$~TO~int [2022-11-23 14:54:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2022-11-23 14:54:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2022-11-23 14:54:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fops_poll [2022-11-23 14:54:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fops_poll [2022-11-23 14:54:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2022-11-23 14:54:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2022-11-23 14:54:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mmap [2022-11-23 14:54:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mmap [2022-11-23 14:54:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 14:54:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 14:54:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_load [2022-11-23 14:54:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_load [2022-11-23 14:54:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-23 14:54:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-23 14:54:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2022-11-23 14:54:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2022-11-23 14:54:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_vmw_overlay [2022-11-23 14:54:14,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_vmw_overlay [2022-11-23 14:54:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ht_find_item [2022-11-23 14:54:14,843 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ht_find_item [2022-11-23 14:54:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2022-11-23 14:54:14,843 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2022-11-23 14:54:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_clip_cliprects [2022-11-23 14:54:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_clip_cliprects [2022-11-23 14:54:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_init [2022-11-23 14:54:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_init [2022-11-23 14:54:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-11-23 14:54:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-11-23 14:54:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-23 14:54:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-23 14:54:14,845 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_gamma_set [2022-11-23 14:54:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_gamma_set [2022-11-23 14:54:14,845 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ht_insert_item [2022-11-23 14:54:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ht_insert_item [2022-11-23 14:54:14,845 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_init [2022-11-23 14:54:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_init [2022-11-23 14:54:14,846 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2022-11-23 14:54:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2022-11-23 14:54:14,846 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-23 14:54:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-23 14:54:14,846 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2022-11-23 14:54:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2022-11-23 14:54:14,846 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2022-11-23 14:54:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2022-11-23 14:54:14,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:54:14,847 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dumb_destroy [2022-11-23 14:54:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dumb_destroy [2022-11-23 14:54:14,847 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_list_unreserve [2022-11-23 14:54:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_list_unreserve [2022-11-23 14:54:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-23 14:54:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-23 14:54:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2022-11-23 14:54:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2022-11-23 14:54:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-11-23 14:54:14,848 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2022-11-23 14:54:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2022-11-23 14:54:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_relocations_free [2022-11-23 14:54:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_relocations_free [2022-11-23 14:54:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2022-11-23 14:54:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2022-11-23 14:54:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2022-11-23 14:54:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2022-11-23 14:54:14,849 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_init_mm [2022-11-23 14:54:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_init_mm [2022-11-23 14:54:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_uninstall [2022-11-23 14:54:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_uninstall [2022-11-23 14:54:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_save [2022-11-23 14:54:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_save [2022-11-23 14:54:14,850 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_fault_reserve_notify [2022-11-23 14:54:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_fault_reserve_notify [2022-11-23 14:54:14,851 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_dirty [2022-11-23 14:54:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_dirty [2022-11-23 14:54:14,851 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2022-11-23 14:54:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2022-11-23 14:54:14,851 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_get_size_in_blocks [2022-11-23 14:54:14,851 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_get_size_in_blocks [2022-11-23 14:54:14,852 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2022-11-23 14:54:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2022-11-23 14:54:14,852 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_cid_check [2022-11-23 14:54:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_cid_check [2022-11-23 14:54:14,852 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_present [2022-11-23 14:54:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_present [2022-11-23 14:54:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2022-11-23 14:54:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2022-11-23 14:54:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2022-11-23 14:54:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2022-11-23 14:54:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2022-11-23 14:54:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2022-11-23 14:54:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 14:54:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 14:54:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2022-11-23 14:54:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2022-11-23 14:54:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2022-11-23 14:54:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2022-11-23 14:54:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2022-11-23 14:54:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2022-11-23 14:54:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2022-11-23 14:54:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2022-11-23 14:54:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_init [2022-11-23 14:54:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_init [2022-11-23 14:54:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2022-11-23 14:54:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2022-11-23 14:54:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_create [2022-11-23 14:54:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_create [2022-11-23 14:54:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2022-11-23 14:54:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2022-11-23 14:54:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-11-23 14:54:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-11-23 14:54:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2022-11-23 14:54:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2022-11-23 14:54:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-23 14:54:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-23 14:54:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_check [2022-11-23 14:54:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_check [2022-11-23 14:54:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-11-23 14:54:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-11-23 14:54:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2022-11-23 14:54:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2022-11-23 14:54:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_drm_mode_config [2022-11-23 14:54:14,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_drm_mode_config [2022-11-23 14:54:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_restore [2022-11-23 14:54:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_restore [2022-11-23 14:54:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_destroy [2022-11-23 14:54:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_destroy [2022-11-23 14:54:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-23 14:54:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-23 14:54:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2022-11-23 14:54:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2022-11-23 14:54:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2022-11-23 14:54:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2022-11-23 14:54:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_res_check [2022-11-23 14:54:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_res_check [2022-11-23 14:54:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_put_node [2022-11-23 14:54:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_put_node [2022-11-23 14:54:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_get_desc [2022-11-23 14:54:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_get_desc [2022-11-23 14:54:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2022-11-23 14:54:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2022-11-23 14:54:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_handler [2022-11-23 14:54:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_handler [2022-11-23 14:54:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2022-11-23 14:54:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2022-11-23 14:54:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2022-11-23 14:54:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2022-11-23 14:54:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_init [2022-11-23 14:54:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_init [2022-11-23 14:54:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_destroy [2022-11-23 14:54:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_destroy [2022-11-23 14:54:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-23 14:54:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-23 14:54:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2022-11-23 14:54:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2022-11-23 14:54:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_queue [2022-11-23 14:54:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_queue [2022-11-23 14:54:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2022-11-23 14:54:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2022-11-23 14:54:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2022-11-23 14:54:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2022-11-23 14:54:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 14:54:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 14:54:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2022-11-23 14:54:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2022-11-23 14:54:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-23 14:54:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-23 14:54:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:54:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_drm_mode_config [2022-11-23 14:54:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_drm_mode_config [2022-11-23 14:54:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_create_dirty_info_property [2022-11-23 14:54:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_create_dirty_info_property [2022-11-23 14:54:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2022-11-23 14:54:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2022-11-23 14:54:17,587 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:54:17,592 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:56:08,766 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:56:16,242 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:56:16,242 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 14:56:16,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:56:16 BoogieIcfgContainer [2022-11-23 14:56:16,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:56:16,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:56:16,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:56:16,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:56:16,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:53:57" (1/3) ... [2022-11-23 14:56:16,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7713114c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:56:16, skipping insertion in model container [2022-11-23 14:56:16,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:11" (2/3) ... [2022-11-23 14:56:16,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7713114c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:56:16, skipping insertion in model container [2022-11-23 14:56:16,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:56:16" (3/3) ... [2022-11-23 14:56:16,261 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i [2022-11-23 14:56:16,282 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:56:16,282 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:56:16,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:56:16,656 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;@35d05d62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:56:16,656 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:56:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 7092 states, 4271 states have (on average 1.3287286349800984) internal successors, (5675), 4483 states have internal predecessors, (5675), 2425 states have call successors, (2425), 394 states have call predecessors, (2425), 394 states have return successors, (2425), 2387 states have call predecessors, (2425), 2425 states have call successors, (2425) [2022-11-23 14:56:16,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-23 14:56:16,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:56:16,695 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:56:16,695 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:56:16,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:56:16,701 INFO L85 PathProgramCache]: Analyzing trace with hash -874651072, now seen corresponding path program 1 times [2022-11-23 14:56:16,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:56:16,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044517681] [2022-11-23 14:56:16,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:56:16,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:56:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:56:18,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:56:18,472 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:56:18,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044517681] [2022-11-23 14:56:18,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044517681] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:56:18,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:56:18,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:56:18,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664313059] [2022-11-23 14:56:18,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:56:18,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:56:18,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:56:18,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:56:18,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:56:18,539 INFO L87 Difference]: Start difference. First operand has 7092 states, 4271 states have (on average 1.3287286349800984) internal successors, (5675), 4483 states have internal predecessors, (5675), 2425 states have call successors, (2425), 394 states have call predecessors, (2425), 394 states have return successors, (2425), 2387 states have call predecessors, (2425), 2425 states have call successors, (2425) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 14:56:20,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:30,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:32,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:37,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:39,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:40,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:43,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:46,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:56:46,692 INFO L93 Difference]: Finished difference Result 21227 states and 32477 transitions. [2022-11-23 14:56:46,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:56:46,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2022-11-23 14:56:46,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:56:46,820 INFO L225 Difference]: With dead ends: 21227 [2022-11-23 14:56:46,820 INFO L226 Difference]: Without dead ends: 14024 [2022-11-23 14:56:46,899 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 [2022-11-23 14:56:46,907 INFO L413 NwaCegarLoop]: 15014 mSDtfsCounter, 10411 mSDsluCounter, 9800 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10418 SdHoareTripleChecker+Valid, 24814 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.2s IncrementalHoareTripleChecker+Time [2022-11-23 14:56:46,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10418 Valid, 24814 Invalid, 1567 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1561 Invalid, 5 Unknown, 0 Unchecked, 27.2s Time] [2022-11-23 14:56:46,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14024 states. [2022-11-23 14:56:48,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14024 to 13967. [2022-11-23 14:56:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13967 states, 8379 states have (on average 1.3171022795082945) internal successors, (11036), 8770 states have internal predecessors, (11036), 4802 states have call successors, (4802), 786 states have call predecessors, (4802), 785 states have return successors, (4776), 4690 states have call predecessors, (4776), 4769 states have call successors, (4776) [2022-11-23 14:56:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13967 states to 13967 states and 20614 transitions. [2022-11-23 14:56:48,222 INFO L78 Accepts]: Start accepts. Automaton has 13967 states and 20614 transitions. Word has length 18 [2022-11-23 14:56:48,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:56:48,223 INFO L495 AbstractCegarLoop]: Abstraction has 13967 states and 20614 transitions. [2022-11-23 14:56:48,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 14:56:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 13967 states and 20614 transitions. [2022-11-23 14:56:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-23 14:56:48,228 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:56:48,228 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:56:48,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:56:48,229 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:56:48,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:56:48,229 INFO L85 PathProgramCache]: Analyzing trace with hash 682446767, now seen corresponding path program 1 times [2022-11-23 14:56:48,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:56:48,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118661613] [2022-11-23 14:56:48,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:56:48,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:56:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:56:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:56:49,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:56:49,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118661613] [2022-11-23 14:56:49,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118661613] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:56:49,568 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:56:49,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:56:49,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295081771] [2022-11-23 14:56:49,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:56:49,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:56:49,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:56:49,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:56:49,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:56:49,573 INFO L87 Difference]: Start difference. First operand 13967 states and 20614 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2022-11-23 14:56:51,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:56:56,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:02,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:05,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:08,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:11,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:14,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:17,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:57:17,658 INFO L93 Difference]: Finished difference Result 34811 states and 51368 transitions. [2022-11-23 14:57:17,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:57:17,658 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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 17 [2022-11-23 14:57:17,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:57:17,788 INFO L225 Difference]: With dead ends: 34811 [2022-11-23 14:57:17,788 INFO L226 Difference]: Without dead ends: 20845 [2022-11-23 14:57:17,868 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 [2022-11-23 14:57:17,869 INFO L413 NwaCegarLoop]: 14970 mSDtfsCounter, 10109 mSDsluCounter, 9698 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10122 SdHoareTripleChecker+Valid, 24668 SdHoareTripleChecker+Invalid, 1569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:57:17,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10122 Valid, 24668 Invalid, 1569 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1560 Invalid, 6 Unknown, 0 Unchecked, 26.8s Time] [2022-11-23 14:57:17,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20845 states. [2022-11-23 14:57:19,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20845 to 20819. [2022-11-23 14:57:19,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20819 states, 12494 states have (on average 1.3163118296782454) internal successors, (16446), 13065 states have internal predecessors, (16446), 7147 states have call successors, (7147), 1178 states have call predecessors, (7147), 1177 states have return successors, (7134), 6993 states have call predecessors, (7134), 7114 states have call successors, (7134) [2022-11-23 14:57:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20819 states to 20819 states and 30727 transitions. [2022-11-23 14:57:19,778 INFO L78 Accepts]: Start accepts. Automaton has 20819 states and 30727 transitions. Word has length 17 [2022-11-23 14:57:19,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:57:19,779 INFO L495 AbstractCegarLoop]: Abstraction has 20819 states and 30727 transitions. [2022-11-23 14:57:19,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 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) [2022-11-23 14:57:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 20819 states and 30727 transitions. [2022-11-23 14:57:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 14:57:19,782 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:57:19,783 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] [2022-11-23 14:57:19,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:57:19,783 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:57:19,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:57:19,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1936349361, now seen corresponding path program 1 times [2022-11-23 14:57:19,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:57:19,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319932595] [2022-11-23 14:57:19,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:57:19,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:57:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:57:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:57:20,989 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:57:20,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319932595] [2022-11-23 14:57:20,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319932595] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:57:20,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:57:20,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:57:20,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987739307] [2022-11-23 14:57:20,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:57:20,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:57:20,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:57:20,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:57:20,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:57:20,991 INFO L87 Difference]: Start difference. First operand 20819 states and 30727 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 14:57:23,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:32,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:34,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:38,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:41,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:44,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:57:47,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:57:47,826 INFO L93 Difference]: Finished difference Result 55300 states and 81587 transitions. [2022-11-23 14:57:47,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:57:47,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-23 14:57:47,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:57:48,045 INFO L225 Difference]: With dead ends: 55300 [2022-11-23 14:57:48,046 INFO L226 Difference]: Without dead ends: 34482 [2022-11-23 14:57:48,141 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 [2022-11-23 14:57:48,146 INFO L413 NwaCegarLoop]: 14814 mSDtfsCounter, 10152 mSDsluCounter, 9674 mSDsCounter, 0 mSdLazyCounter, 1584 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10163 SdHoareTripleChecker+Valid, 24488 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1584 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:57:48,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10163 Valid, 24488 Invalid, 1590 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1584 Invalid, 5 Unknown, 0 Unchecked, 25.6s Time] [2022-11-23 14:57:48,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34482 states. [2022-11-23 14:57:50,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34482 to 34424. [2022-11-23 14:57:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34424 states, 20647 states have (on average 1.3145251126071584) internal successors, (27141), 21577 states have internal predecessors, (27141), 11817 states have call successors, (11817), 1960 states have call predecessors, (11817), 1959 states have return successors, (11828), 11580 states have call predecessors, (11828), 11784 states have call successors, (11828) [2022-11-23 14:57:51,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34424 states to 34424 states and 50786 transitions. [2022-11-23 14:57:51,238 INFO L78 Accepts]: Start accepts. Automaton has 34424 states and 50786 transitions. Word has length 20 [2022-11-23 14:57:51,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:57:51,239 INFO L495 AbstractCegarLoop]: Abstraction has 34424 states and 50786 transitions. [2022-11-23 14:57:51,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 14:57:51,239 INFO L276 IsEmpty]: Start isEmpty. Operand 34424 states and 50786 transitions. [2022-11-23 14:57:51,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-23 14:57:51,243 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:57:51,243 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:57:51,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 14:57:51,243 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:57:51,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:57:51,244 INFO L85 PathProgramCache]: Analyzing trace with hash 173415595, now seen corresponding path program 1 times [2022-11-23 14:57:51,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:57:51,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174469934] [2022-11-23 14:57:51,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:57:51,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:57:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:57:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:57:52,329 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:57:52,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174469934] [2022-11-23 14:57:52,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174469934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:57:52,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:57:52,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:57:52,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048617914] [2022-11-23 14:57:52,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:57:52,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:57:52,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:57:52,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:57:52,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:57:52,331 INFO L87 Difference]: Start difference. First operand 34424 states and 50786 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-11-23 14:57:54,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:04,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:06,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:10,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:12,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:15,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:20,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:58:20,711 INFO L93 Difference]: Finished difference Result 102716 states and 157401 transitions. [2022-11-23 14:58:20,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:58:20,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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 19 [2022-11-23 14:58:20,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:58:21,359 INFO L225 Difference]: With dead ends: 102716 [2022-11-23 14:58:21,360 INFO L226 Difference]: Without dead ends: 68293 [2022-11-23 14:58:21,598 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 [2022-11-23 14:58:21,600 INFO L413 NwaCegarLoop]: 14657 mSDtfsCounter, 10531 mSDsluCounter, 9863 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 7 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10533 SdHoareTripleChecker+Valid, 24520 SdHoareTripleChecker+Invalid, 1516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:58:21,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10533 Valid, 24520 Invalid, 1516 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1503 Invalid, 6 Unknown, 0 Unchecked, 25.9s Time] [2022-11-23 14:58:21,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68293 states. [2022-11-23 14:58:25,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68293 to 68235. [2022-11-23 14:58:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68235 states, 40970 states have (on average 1.3144495972662924) internal successors, (53853), 42791 states have internal predecessors, (53853), 23361 states have call successors, (23361), 3905 states have call predecessors, (23361), 3903 states have return successors, (26290), 22896 states have call predecessors, (26290), 23325 states have call successors, (26290) [2022-11-23 14:58:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68235 states to 68235 states and 103504 transitions. [2022-11-23 14:58:27,025 INFO L78 Accepts]: Start accepts. Automaton has 68235 states and 103504 transitions. Word has length 19 [2022-11-23 14:58:27,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:58:27,025 INFO L495 AbstractCegarLoop]: Abstraction has 68235 states and 103504 transitions. [2022-11-23 14:58:27,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-11-23 14:58:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 68235 states and 103504 transitions. [2022-11-23 14:58:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 14:58:27,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:58:27,033 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] [2022-11-23 14:58:27,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 14:58:27,034 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:58:27,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:58:27,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1072516676, now seen corresponding path program 1 times [2022-11-23 14:58:27,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:58:27,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637051852] [2022-11-23 14:58:27,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:27,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:58:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:58:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:58:28,124 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:58:28,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637051852] [2022-11-23 14:58:28,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637051852] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:58:28,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:58:28,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:58:28,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66702562] [2022-11-23 14:58:28,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:58:28,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:58:28,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:58:28,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:58:28,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:58:28,127 INFO L87 Difference]: Start difference. First operand 68235 states and 103504 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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) [2022-11-23 14:58:30,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:37,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:39,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:41,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:42,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:45,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:58:47,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:58:47,730 INFO L93 Difference]: Finished difference Result 68352 states and 103650 transitions. [2022-11-23 14:58:47,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:58:47,730 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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 20 [2022-11-23 14:58:47,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:58:48,094 INFO L225 Difference]: With dead ends: 68352 [2022-11-23 14:58:48,094 INFO L226 Difference]: Without dead ends: 68349 [2022-11-23 14:58:48,127 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 [2022-11-23 14:58:48,127 INFO L413 NwaCegarLoop]: 9729 mSDtfsCounter, 10348 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10353 SdHoareTripleChecker+Valid, 9847 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-11-23 14:58:48,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10353 Valid, 9847 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 695 Invalid, 3 Unknown, 0 Unchecked, 17.3s Time] [2022-11-23 14:58:48,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68349 states. [2022-11-23 14:58:53,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68349 to 68344. [2022-11-23 14:58:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68344 states, 41032 states have (on average 1.3142669136283875) internal successors, (53927), 42858 states have internal predecessors, (53927), 23389 states have call successors, (23389), 3922 states have call predecessors, (23389), 3922 states have return successors, (26327), 22925 states have call predecessors, (26327), 23354 states have call successors, (26327) [2022-11-23 14:58:54,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68344 states to 68344 states and 103643 transitions. [2022-11-23 14:58:54,060 INFO L78 Accepts]: Start accepts. Automaton has 68344 states and 103643 transitions. Word has length 20 [2022-11-23 14:58:54,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:58:54,060 INFO L495 AbstractCegarLoop]: Abstraction has 68344 states and 103643 transitions. [2022-11-23 14:58:54,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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) [2022-11-23 14:58:54,061 INFO L276 IsEmpty]: Start isEmpty. Operand 68344 states and 103643 transitions. [2022-11-23 14:58:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-23 14:58:54,063 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:58:54,064 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] [2022-11-23 14:58:54,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 14:58:54,064 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:58:54,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:58:54,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1120116018, now seen corresponding path program 1 times [2022-11-23 14:58:54,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:58:54,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984748857] [2022-11-23 14:58:54,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:58:54,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:58:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:58:55,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:58:55,359 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:58:55,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984748857] [2022-11-23 14:58:55,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984748857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:58:55,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:58:55,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:58:55,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728993166] [2022-11-23 14:58:55,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:58:55,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:58:55,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:58:55,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:58:55,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:58:55,361 INFO L87 Difference]: Start difference. First operand 68344 states and 103643 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 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) [2022-11-23 14:58:57,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:01,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:04,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:06,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:12,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:14,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:17,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:59:25,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:59:25,260 INFO L93 Difference]: Finished difference Result 136286 states and 218289 transitions. [2022-11-23 14:59:25,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:59:25,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 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 21 [2022-11-23 14:59:25,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:59:26,392 INFO L225 Difference]: With dead ends: 136286 [2022-11-23 14:59:26,392 INFO L226 Difference]: Without dead ends: 136282 [2022-11-23 14:59:26,445 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 [2022-11-23 14:59:26,446 INFO L413 NwaCegarLoop]: 12503 mSDtfsCounter, 10594 mSDsluCounter, 9952 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 4 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10596 SdHoareTripleChecker+Valid, 22455 SdHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:59:26,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10596 Valid, 22455 Invalid, 1354 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 1344 Invalid, 6 Unknown, 0 Unchecked, 24.7s Time] [2022-11-23 14:59:26,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136282 states. [2022-11-23 14:59:35,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136282 to 136247. [2022-11-23 14:59:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136247 states, 81855 states have (on average 1.3144462769531489) internal successors, (107594), 85475 states have internal predecessors, (107594), 46586 states have call successors, (46586), 7815 states have call predecessors, (46586), 7805 states have return successors, (64061), 45676 states have call predecessors, (64061), 46551 states have call successors, (64061) [2022-11-23 14:59:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136247 states to 136247 states and 218241 transitions. [2022-11-23 14:59:38,082 INFO L78 Accepts]: Start accepts. Automaton has 136247 states and 218241 transitions. Word has length 21 [2022-11-23 14:59:38,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:59:38,083 INFO L495 AbstractCegarLoop]: Abstraction has 136247 states and 218241 transitions. [2022-11-23 14:59:38,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 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) [2022-11-23 14:59:38,083 INFO L276 IsEmpty]: Start isEmpty. Operand 136247 states and 218241 transitions. [2022-11-23 14:59:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-23 14:59:38,087 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:59:38,087 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] [2022-11-23 14:59:38,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 14:59:38,088 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:59:38,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:59:38,088 INFO L85 PathProgramCache]: Analyzing trace with hash -372247929, now seen corresponding path program 1 times [2022-11-23 14:59:38,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:59:38,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475168117] [2022-11-23 14:59:38,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:59:38,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:59:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:59:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 14:59:39,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:59:39,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475168117] [2022-11-23 14:59:39,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475168117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:59:39,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:59:39,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 14:59:39,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537849012] [2022-11-23 14:59:39,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:59:39,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:59:39,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:59:39,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:59:39,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:59:39,176 INFO L87 Difference]: Start difference. First operand 136247 states and 218241 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 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) [2022-11-23 14:59:41,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []