./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/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_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P --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 --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:53:31,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:53:31,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:53:31,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:53:31,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:53:31,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:53:31,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:53:31,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:53:31,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:53:31,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:53:31,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:53:31,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:53:31,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:53:31,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:53:31,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:53:31,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:53:31,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:53:31,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:53:31,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:53:31,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:53:31,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:53:31,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:53:31,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:53:31,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:53:31,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:53:31,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:53:31,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:53:31,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:53:31,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:53:31,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:53:31,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:53:31,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:53:31,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:53:31,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:53:31,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:53:31,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:53:31,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:53:31,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:53:31,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:53:31,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:53:31,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:53:31,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:53:31,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:53:31,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:53:31,815 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:53:31,816 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:53:31,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:53:31,817 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:53:31,817 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:53:31,817 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:53:31,818 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:53:31,818 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:53:31,818 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:53:31,819 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:53:31,819 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:53:31,819 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:53:31,819 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:53:31,820 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:53:31,820 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:53:31,820 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:53:31,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:53:31,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:53:31,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:53:31,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:53:31,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:53:31,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:53:31,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:53:31,823 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:53:31,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:53:31,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:53:31,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:53:31,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:53:31,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:53:31,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:53:31,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:53:31,825 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:53:31,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:53:31,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:53:31,826 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:53:31,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:53:31,827 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec6cba5f5f4c9f3e416639263c293e596e3b102a1b9a398d06c7ffc9f342005b [2021-11-21 01:53:32,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:53:32,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:53:32,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:53:32,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:53:32,119 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:53:32,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i [2021-11-21 01:53:32,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/data/5230eca72/64b704d2288b4093a7a49771bf05bcf2/FLAGc87dba896 [2021-11-21 01:53:33,317 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:53:33,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i [2021-11-21 01:53:33,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/data/5230eca72/64b704d2288b4093a7a49771bf05bcf2/FLAGc87dba896 [2021-11-21 01:53:33,541 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/data/5230eca72/64b704d2288b4093a7a49771bf05bcf2 [2021-11-21 01:53:33,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:53:33,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:53:33,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:53:33,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:53:33,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:53:33,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:53:33" (1/1) ... [2021-11-21 01:53:33,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec9b43d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:33, skipping insertion in model container [2021-11-21 01:53:33,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:53:33" (1/1) ... [2021-11-21 01:53:33,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:53:33,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:53:45,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i[838018,838031] [2021-11-21 01:53:45,969 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-21 01:53:45,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:53:46,159 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:53:47,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i[838018,838031] [2021-11-21 01:53:47,415 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-21 01:53:47,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:53:48,604 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:53:48,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48 WrapperNode [2021-11-21 01:53:48,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:53:48,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:53:48,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:53:48,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:53:48,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:49,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:49,850 INFO L137 Inliner]: procedures = 1203, calls = 11871, calls flagged for inlining = 393, calls inlined = 386, statements flattened = 21727 [2021-11-21 01:53:49,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:53:49,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:53:49,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:53:49,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:53:49,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:49,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:50,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:50,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:50,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:50,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:51,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:51,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:53:51,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:53:51,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:53:51,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:53:51,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (1/1) ... [2021-11-21 01:53:51,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:53:51,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:53:51,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:53:51,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52a31c76-4a5d-4852-862a-5c4b2e8cc254/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:53:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-11-21 01:53:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-11-21 01:53:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex_of_vmw_fence_manager [2021-11-21 01:53:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex_of_vmw_fence_manager [2021-11-21 01:53:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2021-11-21 01:53:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2021-11-21 01:53:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_init [2021-11-21 01:53:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_init [2021-11-21 01:53:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_set_property [2021-11-21 01:53:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_set_property [2021-11-21 01:53:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_bind [2021-11-21 01:53:51,890 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_bind [2021-11-21 01:53:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex_of_vmw_private [2021-11-21 01:53:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex_of_vmw_private [2021-11-21 01:53:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-11-21 01:53:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-11-21 01:53:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2021-11-21 01:53:51,891 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2021-11-21 01:53:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_lookup [2021-11-21 01:53:51,896 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_lookup [2021-11-21 01:53:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex_of_vmw_fifo_state [2021-11-21 01:53:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex_of_vmw_fifo_state [2021-11-21 01:53:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_postclose [2021-11-21 01:53:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_postclose [2021-11-21 01:53:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:53:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:53:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-21 01:53:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-21 01:53:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_create_handle [2021-11-21 01:53:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_create_handle [2021-11-21 01:53:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_round_pot [2021-11-21 01:53:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_round_pot [2021-11-21 01:53:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_single_bo [2021-11-21 01:53:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_single_bo [2021-11-21 01:53:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_get [2021-11-21 01:53:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_get [2021-11-21 01:53:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-21 01:53:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-21 01:53:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-11-21 01:53:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-11-21 01:53:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmw_gmrid_manager_func_release_7 [2021-11-21 01:53:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmw_gmrid_manager_func_release_7 [2021-11-21 01:53:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_read_lock [2021-11-21 01:53:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_read_lock [2021-11-21 01:53:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2021-11-21 01:53:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2021-11-21 01:53:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2021-11-21 01:53:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2021-11-21 01:53:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-11-21 01:53:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-11-21 01:53:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_takedown [2021-11-21 01:53:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_takedown [2021-11-21 01:53:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2021-11-21 01:53:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2021-11-21 01:53:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_disable_vblank [2021-11-21 01:53:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_disable_vblank [2021-11-21 01:53:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-11-21 01:53:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-11-21 01:53:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_free [2021-11-21 01:53:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_free [2021-11-21 01:53:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-11-21 01:53:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-11-21 01:53:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-11-21 01:53:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-11-21 01:53:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-11-21 01:53:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-11-21 01:53:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-21 01:53:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-21 01:53:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_drop [2021-11-21 01:53:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_drop [2021-11-21 01:53:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-21 01:53:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-21 01:53:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-21 01:53:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-21 01:53:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-21 01:53:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2021-11-21 01:53:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2021-11-21 01:53:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex_of_vmw_private [2021-11-21 01:53:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex_of_vmw_private [2021-11-21 01:53:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 01:53:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 01:53:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2021-11-21 01:53:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2021-11-21 01:53:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-21 01:53:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-21 01:53:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2021-11-21 01:53:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2021-11-21 01:53:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_verify_access [2021-11-21 01:53:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_verify_access [2021-11-21 01:53:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-21 01:53:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-21 01:53:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2021-11-21 01:53:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2021-11-21 01:53:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_ref_object_add [2021-11-21 01:53:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_ref_object_add [2021-11-21 01:53:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:53:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2021-11-21 01:53:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2021-11-21 01:53:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2021-11-21 01:53:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2021-11-21 01:53:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release_id [2021-11-21 01:53:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release_id [2021-11-21 01:53:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_vrefresh [2021-11-21 01:53:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_vrefresh [2021-11-21 01:53:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dumb_create [2021-11-21 01:53:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dumb_create [2021-11-21 01:53:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_translate_guest_ptr [2021-11-21 01:53:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_translate_guest_ptr [2021-11-21 01:53:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-11-21 01:53:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-11-21 01:53:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-21 01:53:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-21 01:53:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-11-21 01:53:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-11-21 01:53:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2021-11-21 01:53:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2021-11-21 01:53:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2021-11-21 01:53:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2021-11-21 01:53:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-21 01:53:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-21 01:53:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-11-21 01:53:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-11-21 01:53:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2021-11-21 01:53:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2021-11-21 01:53:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:53:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_unlock [2021-11-21 01:53:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_unlock [2021-11-21 01:53:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2021-11-21 01:53:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2021-11-21 01:53:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-11-21 01:53:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-11-21 01:53:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-11-21 01:53:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-11-21 01:53:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-21 01:53:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-21 01:53:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2021-11-21 01:53:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2021-11-21 01:53:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_evict_mm [2021-11-21 01:53:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_evict_mm [2021-11-21 01:53:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:53:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2021-11-21 01:53:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2021-11-21 01:53:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-11-21 01:53:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-11-21 01:53:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:53:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 01:53:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_to_validate_list [2021-11-21 01:53:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_to_validate_list [2021-11-21 01:53:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-11-21 01:53:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-11-21 01:53:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-11-21 01:53:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-11-21 01:53:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-11-21 01:53:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-11-21 01:53:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-21 01:53:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-21 01:53:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2021-11-21 01:53:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2021-11-21 01:53:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-21 01:53:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-21 01:53:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-11-21 01:53:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-11-21 01:53:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 01:53:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 01:53:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2021-11-21 01:53:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2021-11-21 01:53:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex_of_vmw_master [2021-11-21 01:53:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex_of_vmw_master [2021-11-21 01:53:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2021-11-21 01:53:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2021-11-21 01:53:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2021-11-21 01:53:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2021-11-21 01:53:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_dpms [2021-11-21 01:53:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_dpms [2021-11-21 01:53:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_create [2021-11-21 01:53:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_create [2021-11-21 01:53:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2021-11-21 01:53:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2021-11-21 01:53:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_create [2021-11-21 01:53:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_create [2021-11-21 01:53:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-21 01:53:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-21 01:53:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:53:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:53:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2021-11-21 01:53:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2021-11-21 01:53:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2021-11-21 01:53:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2021-11-21 01:53:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-11-21 01:53:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-11-21 01:53:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex_of_vmw_private [2021-11-21 01:53:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex_of_vmw_private [2021-11-21 01:53:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_alloc_id [2021-11-21 01:53:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_alloc_id [2021-11-21 01:53:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_read_unlock [2021-11-21 01:53:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_read_unlock [2021-11-21 01:53:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-11-21 01:53:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-11-21 01:53:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:53:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2021-11-21 01:53:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2021-11-21 01:53:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_preclose [2021-11-21 01:53:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_preclose [2021-11-21 01:53:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-11-21 01:53:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-11-21 01:53:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_resource_lookup_handle [2021-11-21 01:53:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_resource_lookup_handle [2021-11-21 01:53:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_pan_display [2021-11-21 01:53:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_pan_display [2021-11-21 01:53:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-11-21 01:53:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-11-21 01:53:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-21 01:53:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-21 01:53:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_object_find [2021-11-21 01:53:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_object_find [2021-11-21 01:53:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_buf_alloc [2021-11-21 01:53:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_buf_alloc [2021-11-21 01:53:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-21 01:53:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-21 01:53:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_attach_encoder [2021-11-21 01:53:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_attach_encoder [2021-11-21 01:53:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2021-11-21 01:53:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2021-11-21 01:53:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-21 01:53:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-21 01:53:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-11-21 01:53:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-11-21 01:53:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 01:53:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 01:53:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_res_to_srf [2021-11-21 01:53:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_res_to_srf [2021-11-21 01:53:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_readback [2021-11-21 01:53:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_readback [2021-11-21 01:53:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_destroy [2021-11-21 01:53:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_destroy [2021-11-21 01:53:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:53:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:53:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_crtc_set_gamma_size [2021-11-21 01:53:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_crtc_set_gamma_size [2021-11-21 01:53:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2021-11-21 01:53:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2021-11-21 01:53:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-11-21 01:53:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-11-21 01:53:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-21 01:53:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-21 01:53:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure __vmw_execbuf_release_pinned_bo [2021-11-21 01:53:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __vmw_execbuf_release_pinned_bo [2021-11-21 01:53:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_get_image_buffer_size [2021-11-21 01:53:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_get_image_buffer_size [2021-11-21 01:53:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2021-11-21 01:53:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2021-11-21 01:53:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-21 01:53:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-21 01:53:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_bind [2021-11-21 01:53:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_bind [2021-11-21 01:53:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_update_layout [2021-11-21 01:53:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_update_layout [2021-11-21 01:53:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:53:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-21 01:53:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-21 01:53:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-11-21 01:53:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:53:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-21 01:53:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-21 01:53:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-21 01:53:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-21 01:53:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-21 01:53:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-21 01:53:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex_of_vmw_master [2021-11-21 01:53:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex_of_vmw_master [2021-11-21 01:53:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_probe [2021-11-21 01:53:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_probe [2021-11-21 01:53:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_reference [2021-11-21 01:53:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_reference [2021-11-21 01:53:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_cursor_set [2021-11-21 01:53:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_cursor_set [2021-11-21 01:53:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_dirty [2021-11-21 01:53:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_dirty [2021-11-21 01:53:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2021-11-21 01:53:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2021-11-21 01:53:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ht_remove_item [2021-11-21 01:53:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ht_remove_item [2021-11-21 01:53:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_present_ioctl [2021-11-21 01:53:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_present_ioctl [2021-11-21 01:53:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-21 01:53:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-21 01:53:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-21 01:53:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-21 01:53:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-21 01:53:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-21 01:53:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ida_remove [2021-11-21 01:53:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_remove [2021-11-21 01:53:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-11-21 01:53:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-11-21 01:53:52,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex_of_vmw_private [2021-11-21 01:53:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex_of_vmw_private [2021-11-21 01:53:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2021-11-21 01:53:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2021-11-21 01:53:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-21 01:53:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-21 01:53:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2021-11-21 01:53:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2021-11-21 01:53:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_set [2021-11-21 01:53:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_set [2021-11-21 01:53:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2021-11-21 01:53:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2021-11-21 01:53:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_drm_mode_config [2021-11-21 01:53:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_drm_mode_config [2021-11-21 01:53:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-11-21 01:53:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-11-21 01:53:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-21 01:53:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-21 01:53:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_restore [2021-11-21 01:53:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_restore [2021-11-21 01:53:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2021-11-21 01:53:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2021-11-21 01:53:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-11-21 01:53:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_pool_populate [2021-11-21 01:53:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_dirty_mark [2021-11-21 01:53:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_dirty_mark [2021-11-21 01:53:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_dmabuf_lookup [2021-11-21 01:53:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_dmabuf_lookup [2021-11-21 01:53:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-11-21 01:53:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-11-21 01:53:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2021-11-21 01:53:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2021-11-21 01:53:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-11-21 01:53:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-11-21 01:53:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex_of_vmw_private [2021-11-21 01:53:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex_of_vmw_private [2021-11-21 01:53:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:53:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_check_var [2021-11-21 01:53:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_check_var [2021-11-21 01:53:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2021-11-21 01:53:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2021-11-21 01:53:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure do_dmabuf_define_gmrfb [2021-11-21 01:53:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure do_dmabuf_define_gmrfb [2021-11-21 01:53:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_detect [2021-11-21 01:53:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_detect [2021-11-21 01:53:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-21 01:53:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-21 01:53:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 01:53:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 01:53:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fasync [2021-11-21 01:53:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fasync [2021-11-21 01:53:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure do_surface_dirty_sou [2021-11-21 01:53:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure do_surface_dirty_sou [2021-11-21 01:53:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2021-11-21 01:53:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2021-11-21 01:53:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_free [2021-11-21 01:53:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_free [2021-11-21 01:53:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure do_dmabuf_dirty_sou [2021-11-21 01:53:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure do_dmabuf_dirty_sou [2021-11-21 01:53:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_dma_buffer [2021-11-21 01:53:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_dma_buffer [2021-11-21 01:53:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-11-21 01:53:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-11-21 01:53:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_free_relocations [2021-11-21 01:53:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_free_relocations [2021-11-21 01:53:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_dma [2021-11-21 01:53:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_dma [2021-11-21 01:53:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-11-21 01:53:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-11-21 01:53:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-21 01:53:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-21 01:53:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2021-11-21 01:53:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2021-11-21 01:53:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-11-21 01:53:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-11-21 01:53:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_save_vga [2021-11-21 01:53:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_save_vga [2021-11-21 01:53:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-21 01:53:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-21 01:53:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-11-21 01:53:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-11-21 01:53:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_lookup [2021-11-21 01:53:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_lookup [2021-11-21 01:53:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_io_mem_reserve [2021-11-21 01:53:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_io_mem_reserve [2021-11-21 01:53:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-21 01:53:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-21 01:53:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-11-21 01:53:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-11-21 01:53:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_call_rcu [2021-11-21 01:53:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_call_rcu [2021-11-21 01:53:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-11-21 01:53:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-11-21 01:53:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-21 01:53:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-21 01:53:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-21 01:53:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-21 01:53:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-21 01:53:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-21 01:53:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2021-11-21 01:53:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2021-11-21 01:53:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-11-21 01:53:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-11-21 01:53:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure drm_irq_uninstall [2021-11-21 01:53:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_irq_uninstall [2021-11-21 01:53:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2021-11-21 01:53:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2021-11-21 01:53:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2021-11-21 01:53:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2021-11-21 01:53:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2021-11-21 01:53:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2021-11-21 01:53:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-21 01:53:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-21 01:53:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2021-11-21 01:53:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2021-11-21 01:53:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_present_readback_ioctl [2021-11-21 01:53:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_present_readback_ioctl [2021-11-21 01:53:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_ref [2021-11-21 01:53:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_ref [2021-11-21 01:53:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-11-21 01:53:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-11-21 01:53:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-21 01:53:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-21 01:53:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2021-11-21 01:53:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2021-11-21 01:53:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_init [2021-11-21 01:53:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_init [2021-11-21 01:53:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-11-21 01:53:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-11-21 01:53:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_to_res [2021-11-21 01:53:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_to_res [2021-11-21 01:53:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_get_vblank_counter [2021-11-21 01:53:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_get_vblank_counter [2021-11-21 01:53:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-11-21 01:53:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-11-21 01:53:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2021-11-21 01:53:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2021-11-21 01:53:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-11-21 01:53:52,046 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-11-21 01:53:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_context_init [2021-11-21 01:53:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_context_init [2021-11-21 01:53:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_lookup_handle [2021-11-21 01:53:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_lookup_handle [2021-11-21 01:53:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 01:53:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 01:53:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_fill_modes [2021-11-21 01:53:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_fill_modes [2021-11-21 01:53:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2021-11-21 01:53:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2021-11-21 01:53:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-11-21 01:53:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-11-21 01:53:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_unbind [2021-11-21 01:53:52,048 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_unbind [2021-11-21 01:53:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_relocation_add [2021-11-21 01:53:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_relocation_add [2021-11-21 01:53:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2021-11-21 01:53:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2021-11-21 01:53:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-21 01:53:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-21 01:53:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-11-21 01:53:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-11-21 01:53:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_available [2021-11-21 01:53:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_available [2021-11-21 01:53:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_cursor_move [2021-11-21 01:53:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_cursor_move [2021-11-21 01:53:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-11-21 01:53:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-11-21 01:53:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_postinstall [2021-11-21 01:53:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_postinstall [2021-11-21 01:53:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure drm_object_attach_property [2021-11-21 01:53:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_object_attach_property [2021-11-21 01:53:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_ioctl [2021-11-21 01:53:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_ioctl [2021-11-21 01:53:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 01:53:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2021-11-21 01:53:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2021-11-21 01:53:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_check_all [2021-11-21 01:53:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_check_all [2021-11-21 01:53:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-21 01:53:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-21 01:53:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_to_res [2021-11-21 01:53:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_to_res [2021-11-21 01:53:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2021-11-21 01:53:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2021-11-21 01:53:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:53:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-21 01:53:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-21 01:53:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-21 01:53:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-21 01:53:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex_of_vmw_fence_manager [2021-11-21 01:53:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex_of_vmw_fence_manager [2021-11-21 01:53:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_activate [2021-11-21 01:53:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_activate [2021-11-21 01:53:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2021-11-21 01:53:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2021-11-21 01:53:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2021-11-21 01:53:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2021-11-21 01:53:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_enable_vblank [2021-11-21 01:53:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_enable_vblank [2021-11-21 01:53:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_get_node [2021-11-21 01:53:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_get_node [2021-11-21 01:53:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_duplicate [2021-11-21 01:53:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_duplicate [2021-11-21 01:53:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dumb_map_offset [2021-11-21 01:53:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dumb_map_offset [2021-11-21 01:53:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-11-21 01:53:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-11-21 01:53:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_vmw_overlay [2021-11-21 01:53:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_vmw_overlay [2021-11-21 01:53:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_position [2021-11-21 01:53:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_position [2021-11-21 01:53:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:53:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2021-11-21 01:53:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2021-11-21 01:53:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-21 01:53:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-21 01:53:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure drm_open [2021-11-21 01:53:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_open [2021-11-21 01:53:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-21 01:53:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-21 01:53:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2021-11-21 01:53:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2021-11-21 01:53:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_probed_add [2021-11-21 01:53:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_probed_add [2021-11-21 01:53:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:53:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_clear_validations [2021-11-21 01:53:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_clear_validations [2021-11-21 01:53:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_ref_object_base_unref [2021-11-21 01:53:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_ref_object_base_unref [2021-11-21 01:53:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2021-11-21 01:53:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2021-11-21 01:53:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-21 01:53:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-21 01:53:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_page_flip [2021-11-21 01:53:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_page_flip [2021-11-21 01:53:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2021-11-21 01:53:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2021-11-21 01:53:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_calculate_pitch [2021-11-21 01:53:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_calculate_pitch [2021-11-21 01:53:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:53:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:53:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure clamped_umul32 [2021-11-21 01:53:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure clamped_umul32 [2021-11-21 01:53:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-11-21 01:53:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-11-21 01:53:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2021-11-21 01:53:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2021-11-21 01:53:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-11-21 01:53:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-11-21 01:53:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-11-21 01:53:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-11-21 01:53:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-21 01:53:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-21 01:53:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-21 01:53:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-21 01:53:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-11-21 01:53:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-11-21 01:53:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-11-21 01:53:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-11-21 01:53:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_copy_fence_user [2021-11-21 01:53:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_copy_fence_user [2021-11-21 01:53:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-11-21 01:53:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-11-21 01:53:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_list_unreference [2021-11-21 01:53:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_list_unreference [2021-11-21 01:53:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2021-11-21 01:53:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2021-11-21 01:53:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-11-21 01:53:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-11-21 01:53:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:53:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:53:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:53:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:53:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_lock [2021-11-21 01:53:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_lock [2021-11-21 01:53:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-11-21 01:53:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-11-21 01:53:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-11-21 01:53:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-11-21 01:53:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-11-21 01:53:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_pool_unpopulate [2021-11-21 01:53:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2021-11-21 01:53:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2021-11-21 01:53:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-11-21 01:53:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-11-21 01:53:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-11-21 01:53:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-11-21 01:53:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2021-11-21 01:53:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2021-11-21 01:53:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_debug [2021-11-21 01:53:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_debug [2021-11-21 01:53:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_preinstall [2021-11-21 01:53:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_preinstall [2021-11-21 01:53:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-11-21 01:53:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-11-21 01:53:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure drm_release [2021-11-21 01:53:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_release [2021-11-21 01:53:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-21 01:53:52,086 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-21 01:53:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_do_evict [2021-11-21 01:53:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_do_evict [2021-11-21 01:53:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-21 01:53:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-21 01:53:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-21 01:53:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-21 01:53:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_validate_mode_vram [2021-11-21 01:53:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_validate_mode_vram [2021-11-21 01:53:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2021-11-21 01:53:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2021-11-21 01:53:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_process [2021-11-21 01:53:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_process [2021-11-21 01:53:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_save [2021-11-21 01:53:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_save [2021-11-21 01:53:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2021-11-21 01:53:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2021-11-21 01:53:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_init [2021-11-21 01:53:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_init [2021-11-21 01:53:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_open [2021-11-21 01:53:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_open [2021-11-21 01:53:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex_of_vmw_private [2021-11-21 01:53:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex_of_vmw_private [2021-11-21 01:53:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-21 01:53:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-21 01:53:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_flush [2021-11-21 01:53:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_flush [2021-11-21 01:53:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:53:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure drm_encoder_init [2021-11-21 01:53:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_encoder_init [2021-11-21 01:53:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2021-11-21 01:53:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2021-11-21 01:53:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-11-21 01:53:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-11-21 01:53:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_lock_set_kill [2021-11-21 01:53:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_lock_set_kill [2021-11-21 01:53:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-11-21 01:53:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-11-21 01:53:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2021-11-21 01:53:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2021-11-21 01:53:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-21 01:53:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-21 01:53:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-11-21 01:53:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-11-21 01:53:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~X~$Pointer$~TO~int [2021-11-21 01:53:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~X~$Pointer$~TO~int [2021-11-21 01:53:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-11-21 01:53:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-11-21 01:53:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fops_poll [2021-11-21 01:53:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fops_poll [2021-11-21 01:53:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2021-11-21 01:53:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2021-11-21 01:53:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mmap [2021-11-21 01:53:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mmap [2021-11-21 01:53:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-21 01:53:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-21 01:53:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_load [2021-11-21 01:53:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_load [2021-11-21 01:53:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-21 01:53:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-21 01:53:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-11-21 01:53:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-11-21 01:53:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_vmw_overlay [2021-11-21 01:53:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_vmw_overlay [2021-11-21 01:53:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ht_find_item [2021-11-21 01:53:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ht_find_item [2021-11-21 01:53:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-11-21 01:53:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-11-21 01:53:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_clip_cliprects [2021-11-21 01:53:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_clip_cliprects [2021-11-21 01:53:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_init [2021-11-21 01:53:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_init [2021-11-21 01:53:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-21 01:53:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-21 01:53:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-21 01:53:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-21 01:53:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_crtc_gamma_set [2021-11-21 01:53:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_crtc_gamma_set [2021-11-21 01:53:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ht_insert_item [2021-11-21 01:53:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ht_insert_item [2021-11-21 01:53:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_init [2021-11-21 01:53:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_init [2021-11-21 01:53:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-11-21 01:53:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-11-21 01:53:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-21 01:53:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-21 01:53:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-11-21 01:53:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-11-21 01:53:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2021-11-21 01:53:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2021-11-21 01:53:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:53:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dumb_destroy [2021-11-21 01:53:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dumb_destroy [2021-11-21 01:53:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_list_unreserve [2021-11-21 01:53:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_list_unreserve [2021-11-21 01:53:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-21 01:53:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-21 01:53:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2021-11-21 01:53:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2021-11-21 01:53:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-11-21 01:53:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-11-21 01:53:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-11-21 01:53:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_relocations_free [2021-11-21 01:53:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_relocations_free [2021-11-21 01:53:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-11-21 01:53:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-11-21 01:53:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-11-21 01:53:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-11-21 01:53:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_init_mm [2021-11-21 01:53:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_init_mm [2021-11-21 01:53:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_uninstall [2021-11-21 01:53:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_uninstall [2021-11-21 01:53:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_save [2021-11-21 01:53:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_save [2021-11-21 01:53:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_fault_reserve_notify [2021-11-21 01:53:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_fault_reserve_notify [2021-11-21 01:53:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_dirty [2021-11-21 01:53:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_dirty [2021-11-21 01:53:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-11-21 01:53:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-11-21 01:53:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_get_size_in_blocks [2021-11-21 01:53:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_get_size_in_blocks [2021-11-21 01:53:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-11-21 01:53:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-11-21 01:53:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_cid_check [2021-11-21 01:53:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_cid_check [2021-11-21 01:53:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_present [2021-11-21 01:53:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_present [2021-11-21 01:53:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2021-11-21 01:53:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2021-11-21 01:53:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2021-11-21 01:53:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2021-11-21 01:53:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2021-11-21 01:53:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2021-11-21 01:53:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 01:53:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 01:53:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2021-11-21 01:53:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2021-11-21 01:53:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2021-11-21 01:53:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2021-11-21 01:53:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-11-21 01:53:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-11-21 01:53:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-11-21 01:53:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-11-21 01:53:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_init [2021-11-21 01:53:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_init [2021-11-21 01:53:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2021-11-21 01:53:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2021-11-21 01:53:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_create [2021-11-21 01:53:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_create [2021-11-21 01:53:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2021-11-21 01:53:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2021-11-21 01:53:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2021-11-21 01:53:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2021-11-21 01:53:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-11-21 01:53:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-11-21 01:53:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-21 01:53:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-21 01:53:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_check [2021-11-21 01:53:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_check [2021-11-21 01:53:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-11-21 01:53:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-11-21 01:53:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-11-21 01:53:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-11-21 01:53:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_drm_mode_config [2021-11-21 01:53:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_drm_mode_config [2021-11-21 01:53:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_restore [2021-11-21 01:53:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_restore [2021-11-21 01:53:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_legacy_srf_destroy [2021-11-21 01:53:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_legacy_srf_destroy [2021-11-21 01:53:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-21 01:53:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-21 01:53:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2021-11-21 01:53:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2021-11-21 01:53:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-11-21 01:53:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-11-21 01:53:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cmd_res_check [2021-11-21 01:53:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cmd_res_check [2021-11-21 01:53:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_gmrid_man_put_node [2021-11-21 01:53:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_gmrid_man_put_node [2021-11-21 01:53:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure svga3dsurface_get_desc [2021-11-21 01:53:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure svga3dsurface_get_desc [2021-11-21 01:53:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2021-11-21 01:53:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2021-11-21 01:53:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_irq_handler [2021-11-21 01:53:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_irq_handler [2021-11-21 01:53:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2021-11-21 01:53:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2021-11-21 01:53:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2021-11-21 01:53:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2021-11-21 01:53:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_init [2021-11-21 01:53:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_init [2021-11-21 01:53:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_destroy [2021-11-21 01:53:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_destroy [2021-11-21 01:53:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-21 01:53:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-21 01:53:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-11-21 01:53:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-11-21 01:53:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_queue [2021-11-21 01:53:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_queue [2021-11-21 01:53:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2021-11-21 01:53:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2021-11-21 01:53:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2021-11-21 01:53:52,131 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2021-11-21 01:53:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-21 01:53:52,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-21 01:53:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-11-21 01:53:52,131 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-11-21 01:53:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-21 01:53:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-21 01:53:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:53:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_drm_mode_config [2021-11-21 01:53:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_drm_mode_config [2021-11-21 01:53:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_create_dirty_info_property [2021-11-21 01:53:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_create_dirty_info_property [2021-11-21 01:53:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2021-11-21 01:53:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2021-11-21 01:53:54,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:53:54,468 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:55:42,308 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:55:49,490 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:55:49,490 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 01:55:49,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:55:49 BoogieIcfgContainer [2021-11-21 01:55:49,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:55:49,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:55:49,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:55:49,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:55:49,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:53:33" (1/3) ... [2021-11-21 01:55:49,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513f538d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:55:49, skipping insertion in model container [2021-11-21 01:55:49,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:53:48" (2/3) ... [2021-11-21 01:55:49,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513f538d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:55:49, skipping insertion in model container [2021-11-21 01:55:49,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:55:49" (3/3) ... [2021-11-21 01:55:49,509 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--gpu--drm--vmwgfx--vmwgfx.ko-main.cil.out.i [2021-11-21 01:55:49,514 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:55:49,515 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:55:49,596 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:55:49,605 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:55:49,605 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:55:49,759 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) [2021-11-21 01:55:49,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 01:55:49,776 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:55:49,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:55:49,777 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:55:49,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:55:49,783 INFO L85 PathProgramCache]: Analyzing trace with hash -833516784, now seen corresponding path program 1 times [2021-11-21 01:55:49,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:55:49,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932327943] [2021-11-21 01:55:49,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:55:49,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:55:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:55:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:55:51,102 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:55:51,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932327943] [2021-11-21 01:55:51,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932327943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:55:51,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:55:51,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:55:51,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834370669] [2021-11-21 01:55:51,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:55:51,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:55:51,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:55:51,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:55:51,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:55:51,172 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) [2021-11-21 01:55:53,472 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:55:59,469 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:05,695 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:08,211 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:11,693 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:14,050 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:17,440 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:22,094 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:56:22,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:56:22,297 INFO L93 Difference]: Finished difference Result 21084 states and 32246 transitions. [2021-11-21 01:56:22,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:56:22,306 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 [2021-11-21 01:56:22,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:56:22,455 INFO L225 Difference]: With dead ends: 21084 [2021-11-21 01:56:22,455 INFO L226 Difference]: Without dead ends: 13881 [2021-11-21 01:56:22,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:56:22,546 INFO L933 BasicCegarLoop]: 14715 mSDtfsCounter, 10179 mSDsluCounter, 10463 mSDsCounter, 0 mSdLazyCounter, 1533 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10194 SdHoareTripleChecker+Valid, 24516 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1533 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:56:22,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10194 Valid, 24516 Invalid, 1542 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1533 Invalid, 8 Unknown, 0 Unchecked, 30.2s Time] [2021-11-21 01:56:22,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13881 states. [2021-11-21 01:56:24,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13881 to 13823. [2021-11-21 01:56:24,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13823 states, 8292 states have (on average 1.3170525808007718) internal successors, (10921), 8679 states have internal predecessors, (10921), 4745 states have call successors, (4745), 786 states have call predecessors, (4745), 785 states have return successors, (4727), 4632 states have call predecessors, (4727), 4712 states have call successors, (4727) [2021-11-21 01:56:24,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13823 states to 13823 states and 20393 transitions. [2021-11-21 01:56:24,302 INFO L78 Accepts]: Start accepts. Automaton has 13823 states and 20393 transitions. Word has length 18 [2021-11-21 01:56:24,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:56:24,303 INFO L470 AbstractCegarLoop]: Abstraction has 13823 states and 20393 transitions. [2021-11-21 01:56:24,304 INFO L471 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) [2021-11-21 01:56:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 13823 states and 20393 transitions. [2021-11-21 01:56:24,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 01:56:24,313 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:56:24,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:56:24,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:56:24,314 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:56:24,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:56:24,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1810037515, now seen corresponding path program 1 times [2021-11-21 01:56:24,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:56:24,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407094660] [2021-11-21 01:56:24,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:56:24,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:56:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:56:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:56:25,090 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:56:25,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407094660] [2021-11-21 01:56:25,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407094660] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:56:25,092 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:56:25,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:56:25,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275623826] [2021-11-21 01:56:25,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:56:25,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:56:25,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:56:25,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:56:25,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:56:25,096 INFO L87 Difference]: Start difference. First operand 13823 states and 20393 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) [2021-11-21 01:56:27,359 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:32,867 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:39,489 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:41,776 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:45,764 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:47,930 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:50,147 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:53,062 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:56:55,132 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:00,259 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:57:00,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:00,479 INFO L93 Difference]: Finished difference Result 37551 states and 55169 transitions. [2021-11-21 01:57:00,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:00,480 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 [2021-11-21 01:57:00,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:00,656 INFO L225 Difference]: With dead ends: 37551 [2021-11-21 01:57:00,656 INFO L226 Difference]: Without dead ends: 23729 [2021-11-21 01:57:00,726 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:00,727 INFO L933 BasicCegarLoop]: 14496 mSDtfsCounter, 10092 mSDsluCounter, 10360 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 3 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10102 SdHoareTripleChecker+Valid, 24195 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:00,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10102 Valid, 24195 Invalid, 1534 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1522 Invalid, 9 Unknown, 0 Unchecked, 34.5s Time] [2021-11-21 01:57:00,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23729 states. [2021-11-21 01:57:02,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23729 to 23700. [2021-11-21 01:57:02,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23700 states, 14096 states have (on average 1.307250283768445) internal successors, (18427), 14774 states have internal predecessors, (18427), 8159 states have call successors, (8159), 1445 states have call predecessors, (8159), 1444 states have return successors, (8155), 7964 states have call predecessors, (8155), 8126 states have call successors, (8155) [2021-11-21 01:57:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23700 states to 23700 states and 34741 transitions. [2021-11-21 01:57:02,607 INFO L78 Accepts]: Start accepts. Automaton has 23700 states and 34741 transitions. Word has length 17 [2021-11-21 01:57:02,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:02,608 INFO L470 AbstractCegarLoop]: Abstraction has 23700 states and 34741 transitions. [2021-11-21 01:57:02,608 INFO L471 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) [2021-11-21 01:57:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 23700 states and 34741 transitions. [2021-11-21 01:57:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 01:57:02,611 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:02,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:02,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:57:02,614 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:02,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:02,615 INFO L85 PathProgramCache]: Analyzing trace with hash -221637705, now seen corresponding path program 1 times [2021-11-21 01:57:02,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:02,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396361078] [2021-11-21 01:57:02,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:02,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:57:03,493 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:03,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396361078] [2021-11-21 01:57:03,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396361078] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:03,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:03,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:03,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515719628] [2021-11-21 01:57:03,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:03,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:03,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:03,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:03,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:03,497 INFO L87 Difference]: Start difference. First operand 23700 states and 34741 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) [2021-11-21 01:57:05,767 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:10,531 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:13,180 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:17,111 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:19,244 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:21,565 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:25,283 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:28,206 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:30,320 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:35,302 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:57:35,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:35,518 INFO L93 Difference]: Finished difference Result 60936 states and 89427 transitions. [2021-11-21 01:57:35,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:35,519 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 [2021-11-21 01:57:35,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:35,729 INFO L225 Difference]: With dead ends: 60936 [2021-11-21 01:57:35,729 INFO L226 Difference]: Without dead ends: 37237 [2021-11-21 01:57:35,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:35,832 INFO L933 BasicCegarLoop]: 14863 mSDtfsCounter, 10045 mSDsluCounter, 10332 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10060 SdHoareTripleChecker+Valid, 24538 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:35,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10060 Valid, 24538 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1589 Invalid, 9 Unknown, 0 Unchecked, 31.0s Time] [2021-11-21 01:57:35,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37237 states. [2021-11-21 01:57:38,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37237 to 37174. [2021-11-21 01:57:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37174 states, 22169 states have (on average 1.3090351391582842) internal successors, (29020), 23201 states have internal predecessors, (29020), 12778 states have call successors, (12778), 2227 states have call predecessors, (12778), 2226 states have return successors, (12804), 12499 states have call predecessors, (12804), 12745 states have call successors, (12804) [2021-11-21 01:57:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37174 states to 37174 states and 54602 transitions. [2021-11-21 01:57:38,672 INFO L78 Accepts]: Start accepts. Automaton has 37174 states and 54602 transitions. Word has length 20 [2021-11-21 01:57:38,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:38,672 INFO L470 AbstractCegarLoop]: Abstraction has 37174 states and 54602 transitions. [2021-11-21 01:57:38,672 INFO L471 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) [2021-11-21 01:57:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37174 states and 54602 transitions. [2021-11-21 01:57:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 01:57:38,676 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:38,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:38,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:57:38,677 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:38,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:38,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1121673441, now seen corresponding path program 1 times [2021-11-21 01:57:38,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:38,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633086821] [2021-11-21 01:57:38,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:38,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:39,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:57:39,577 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:39,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633086821] [2021-11-21 01:57:39,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633086821] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:39,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:39,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:57:39,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463393053] [2021-11-21 01:57:39,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:39,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:39,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:39,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:39,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:39,580 INFO L87 Difference]: Start difference. First operand 37174 states and 54602 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) [2021-11-21 01:57:41,976 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:45,115 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:47,251 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:49,417 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:52,699 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:54,721 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:57:57,365 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:00,389 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:02,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:04,753 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:06,773 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:09,370 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:11,573 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:14,575 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:20,219 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:58:20,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:58:20,650 INFO L93 Difference]: Finished difference Result 110878 states and 169334 transitions. [2021-11-21 01:58:20,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:58:20,651 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 [2021-11-21 01:58:20,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:58:21,111 INFO L225 Difference]: With dead ends: 110878 [2021-11-21 01:58:21,111 INFO L226 Difference]: Without dead ends: 73705 [2021-11-21 01:58:21,521 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:58:21,521 INFO L933 BasicCegarLoop]: 14643 mSDtfsCounter, 10448 mSDsluCounter, 10521 mSDsCounter, 0 mSdLazyCounter, 1493 mSolverCounterSat, 7 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10450 SdHoareTripleChecker+Valid, 24507 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1493 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:58:21,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10450 Valid, 24507 Invalid, 1512 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1493 Invalid, 12 Unknown, 0 Unchecked, 39.1s Time] [2021-11-21 01:58:21,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73705 states. [2021-11-21 01:58:25,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73705 to 73635. [2021-11-21 01:58:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73635 states, 43962 states have (on average 1.3090623720485874) internal successors, (57549), 45979 states have internal predecessors, (57549), 25240 states have call successors, (25240), 4435 states have call predecessors, (25240), 4432 states have return successors, (28487), 24690 states have call predecessors, (28487), 25204 states have call successors, (28487) [2021-11-21 01:58:26,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73635 states to 73635 states and 111276 transitions. [2021-11-21 01:58:26,961 INFO L78 Accepts]: Start accepts. Automaton has 73635 states and 111276 transitions. Word has length 19 [2021-11-21 01:58:26,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:58:26,962 INFO L470 AbstractCegarLoop]: Abstraction has 73635 states and 111276 transitions. [2021-11-21 01:58:26,962 INFO L471 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) [2021-11-21 01:58:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 73635 states and 111276 transitions. [2021-11-21 01:58:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 01:58:26,965 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:58:26,966 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:58:26,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:58:26,966 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:58:26,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:58:26,967 INFO L85 PathProgramCache]: Analyzing trace with hash -420526268, now seen corresponding path program 1 times [2021-11-21 01:58:26,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:58:26,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396088765] [2021-11-21 01:58:26,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:26,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:58:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:27,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:58:27,629 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:58:27,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396088765] [2021-11-21 01:58:27,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396088765] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:58:27,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:58:27,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:58:27,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159679953] [2021-11-21 01:58:27,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:58:27,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:58:27,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:58:27,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:58:27,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:58:27,632 INFO L87 Difference]: Start difference. First operand 73635 states and 111276 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) [2021-11-21 01:58:29,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:33,587 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:38,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:40,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:43,768 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:47,803 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:49,955 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:52,290 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:54,593 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:58:57,403 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:02,779 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:03,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:59:03,366 INFO L93 Difference]: Finished difference Result 127465 states and 192952 transitions. [2021-11-21 01:59:03,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:59:03,370 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 [2021-11-21 01:59:03,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:59:04,138 INFO L225 Difference]: With dead ends: 127465 [2021-11-21 01:59:04,139 INFO L226 Difference]: Without dead ends: 127462 [2021-11-21 01:59:04,187 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:59:04,188 INFO L933 BasicCegarLoop]: 12096 mSDtfsCounter, 10198 mSDsluCounter, 10328 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10208 SdHoareTripleChecker+Valid, 21760 SdHoareTripleChecker+Invalid, 1340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:59:04,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10208 Valid, 21760 Invalid, 1340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1330 Invalid, 9 Unknown, 0 Unchecked, 33.1s Time] [2021-11-21 01:59:04,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127462 states. [2021-11-21 01:59:11,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127462 to 127428. [2021-11-21 01:59:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127428 states, 76269 states have (on average 1.3115813764439026) internal successors, (100033), 79686 states have internal predecessors, (100033), 43602 states have call successors, (43602), 7559 states have call predecessors, (43602), 7556 states have return successors, (49281), 42704 states have call predecessors, (49281), 43566 states have call successors, (49281) [2021-11-21 01:59:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127428 states to 127428 states and 192916 transitions. [2021-11-21 01:59:12,789 INFO L78 Accepts]: Start accepts. Automaton has 127428 states and 192916 transitions. Word has length 20 [2021-11-21 01:59:12,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:59:12,789 INFO L470 AbstractCegarLoop]: Abstraction has 127428 states and 192916 transitions. [2021-11-21 01:59:12,789 INFO L471 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) [2021-11-21 01:59:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 127428 states and 192916 transitions. [2021-11-21 01:59:12,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 01:59:12,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:59:12,792 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:59:12,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:59:12,792 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:59:12,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:59:12,793 INFO L85 PathProgramCache]: Analyzing trace with hash -159795518, now seen corresponding path program 1 times [2021-11-21 01:59:12,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:59:12,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639552994] [2021-11-21 01:59:12,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:59:12,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:59:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:59:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:59:13,330 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:59:13,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639552994] [2021-11-21 01:59:13,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639552994] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:59:13,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:59:13,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:59:13,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470722901] [2021-11-21 01:59:13,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:59:13,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:59:13,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:59:13,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:59:13,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:59:13,332 INFO L87 Difference]: Start difference. First operand 127428 states and 192916 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) [2021-11-21 01:59:15,612 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:19,013 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:25,223 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:28,396 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:30,623 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:35,283 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:38,003 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:59:48,363 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:59:48,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:59:48,957 INFO L93 Difference]: Finished difference Result 254318 states and 407169 transitions. [2021-11-21 01:59:48,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:59:48,958 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 [2021-11-21 01:59:48,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:59:50,878 INFO L225 Difference]: With dead ends: 254318 [2021-11-21 01:59:50,878 INFO L226 Difference]: Without dead ends: 254314 [2021-11-21 01:59:50,986 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:59:50,987 INFO L933 BasicCegarLoop]: 12453 mSDtfsCounter, 10609 mSDsluCounter, 10618 mSDsCounter, 0 mSdLazyCounter, 1337 mSolverCounterSat, 4 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10611 SdHoareTripleChecker+Valid, 22409 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1337 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:59:50,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10611 Valid, 22409 Invalid, 1349 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 1337 Invalid, 8 Unknown, 0 Unchecked, 28.6s Time] [2021-11-21 01:59:51,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254314 states.